Common use of Purchase Warrant Clause in Contracts

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ XX Xxxxxx, division of Benchmark Investments, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, LQR House Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] ]1 shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] [100% OF THE PUBLIC OFFERING PRICE OF THE FIRM SHARES SOLD IN THE OFFERING] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [●], 2023, the date on which the Registration Statement on Form S-1 (File No. 333-[●]) of the Company was declared effective by the Securities and Exchange Commission (“Registration Statement”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCitius Pharmaceuticals, Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 [•] per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125110% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THATCOMMON STOCK PURCHASE WARRANT (this “Purchase Warrant”) certifies that, pursuant to that certain underwriting agreement by and between, among others, Ispire Technology Inc., a Delaware incorporated company (the “Company”) and US Tiger Securities, Inc. (the “Representative”), dated [●], 2023 (the “Underwriting Agreement”), [name of holder] (in consideration of funds duly paid by such capacity with its permitted successors or on behalf of _________ (assignees, the “Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2023 (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2028 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of (the Company“Shares”), par value $0.0001 per share (share, of the “Shares”)Company, subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein; provided, however, for clarification, commercial banks shall not be deemed to be authorized or required by law to close due to “stay at home”, “shelter-in-place,” “non-essential employee” or any other similar orders or restrictions or the closure of any physical branch locations at the direction of any governmental authority so long as the electronic funds transfer systems (including for wire transfers) of commercial banks in New York City generally are open for use by customers on such day. During the period commencing on the date hereof and ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [(125% of the initial public offering price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or per share in effect at the adjusted exercise pricedate the Exercise Price is determined, depending on after giving effect to any adjustment pursuant to Section 5. Any term not defined herein shall have the contextmeaning ascribed thereto in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ (“Holder”)and between BIOAFFINITY TECHNOLOGIES, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.INC., a Delaware corporation (the “Company”) and WallachBeth Capital, LLC dated [*], 2022, as amended (the “Underwriting Agreement”), Holder WallachBeth Capital, LLC (“Holder”) and its assignees, as registered holders of this Purchase Warrant, is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] *], 2022 (the “Commencement Effective Date”), the date that is one hundred and eighty (180) days after the date of the commencement of the sales of the Company’s units (each unit (“Unit”) consisting of one share of the Company’s common stock, $0.007 par value per share (“Common Stock”), one tradeable warrant to purchase one share of Common Stock, and one non-tradeable warrant to purchase one share of Common Stock) in the Company’s initial public offering, and at or before 5:00 p.m., Eastern time, on [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] *], 2027 (five (5) years from the Effective Date) (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____*] shares of common stock Common Stock of the Company, par value $0.0001 per share Company (equal to two (2.0%) percent of the “Shares”Common Stock sold in the Offering including any exercise of the overallotment option), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___*] per Share [125share of Common Stock (115% of the price of the Shares Common Stock sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Shares shares of Common Stock to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement. 1 (2.0%) of the number of shares of Common Stock sold in the Offering.

Purchase Warrant. THIS CERTIFIES THAT, pursuant to that certain Underwriting Agreement by and between Soliton, Inc., a Delaware corporation (the “Company”) and Boustead Securities, LLC (“Boustead”), as representative (the “Representative”) of the several underwriters listed in consideration of funds duly paid by Schedule A thereto (the “Underwriters”), dated [●], 2018 (the “Underwriting Agreement”), Boustead (in such capacity with its permitted successors or on behalf of _________ (assigns, the “Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2018 (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2023 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 [●] per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period commencing on the date hereof and ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% (one hundred percent (100%)) of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.. Any term not defined herein shall have the meaning ascribed thereto in the Underwriting Agreement. _______________ 1 7% of shares issued in offering

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.Boxlight Corporation, a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of Class A common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by for value received, [·] or on behalf of _________ its assigns (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2015 (the “Commencement Date”), and until at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2020 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____·] shares of common stock of BioPharmX Corporation, a Delaware corporation (the “Company”), par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___·] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [·], 2015, the date on which the Registration Statement on Form S-1 (File No. 333-203317) of the Company (the “Registration Statement”) was declared effective by the U.S. Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceSoligenix, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR 180 DAYS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company’s common stock, $0.001 par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 2.50 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid services rendered by or on behalf of _________ Jxxxxx Xxxxxx & Co., LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceAdvanced Inhalation Therapies (AIT) Ltd., Inc., a Delaware an Israeli corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________2017] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________2021] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] ordinary shares of common stock of the Company, no par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares included in the Firm Units sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between Jiuzi Holdings, Inc., a Cayman Islands company (the “Company”), on behalf of _________ one hand, and Boustead Securities, LLC (the “Holder”), on the other hand, dated [●], 2020 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [●], 20[________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [●], 20[____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”)Date”)1, but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] such number of ordinary shares of common stock of the Company, par value $0.0001 0.001 per ordinary share (the “Ordinary Shares”) as equates to five percent (5%) of the Ordinary Shares in the Offering (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] $ per Ordinary Share [(125% of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceSOBR Safe, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.00001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean ☑, 2022, the date on which the Registration Statement on Form S-1 (File No. 333-260681 ) of the Company was declared effective by the Securities and Exchange Commission.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by the payment of $100.00 and for other good and value consideration, Aegis Capital Corp. or on behalf of _________ its assigns (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceInterCloud Systems, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m.5:00p.m., Eastern time, [____________] [DATE THAT IS FIVE FOUR YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of [_________ __] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceMuscle Maker, Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE (1) YEAR FROM THE EFFECTIVE DATE OF THE OFFERINGREGISTRATION STATEMENT] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE (5) YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125120% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. This Warrant is being issued pursuant to the certain Underwriting Agreement (the “Underwriting Agreement”), dated ______, 2019, by and among the Company, the Holder and other underwriters named therein, providing for the public offering (the “Offering”) of shares of common stock, par value $0.0001 per share, of the Company. The term “Effective Date” shall mean the effective date of the Registration Statement on Form S-1 (File No. 333-___________). The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between MAINZ BIOMED N.V., a Dutch company (the “Company”), on behalf of _________ one hand, and Boustead Securities, LLC (the “Holder”), on the other hand, dated [●], 2021 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [●], 20[________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [●], 20[____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”)Date”)1, but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] __________2 ordinary shares of common stock (the “Shares”) of the Company, par value $0.0001 €0.01 per ordinary share (the “Ordinary Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] $ per Share [125% of the price of the Shares sold in the Offering]Ordinary Share3; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Kingswood Capital Markets, division of Benchmark Investments, Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceSplash Beverage Group, Inc., a Delaware Colorado corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, no par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [ ], 2021, the date on which the Registration Statement on Form S-1 (File No. 333- 255091) of the Company was declared effective by the Securities and Exchange Commission.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of for value received, [_________ ] or its assigns (the “Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder ) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or from time to time from after [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2023 (the “Commencement Date”), and and, in accordance with FINRA Rule 5110(g)(8)(A), prior to at or before 5:00 p.m., Eastern timeTime, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] on the date that is five (5) years following the Commencement Date (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, from MDNA Life Sciences Inc., a Delaware corporation (the “Company”), up to [____] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [___], 2023, the date on which the Registration Statement on Form S-1 (File No. 333-266613) of the Company was declared effective by the Securities and Exchange Commission.

Purchase Warrant. THIS CERTIFIES THATORDINARY SHARES PURCHASE WARRANT (this “Purchase Warrant”) certifies that, pursuant to that certain Underwriting Agreement by and among Meihua International Medical Technologies Co., Ltd., a Cayman Islands exempted company (the “Company”) and Prime Number Capital LLC and Shengang Securities Company Limited (each the “Underwriter”, together the “Underwriters”), dated [●], 2021 (the “Underwriting Agreement”), Underwriters (in consideration of funds duly paid by such capacity with their permitted successors or on behalf of _________ (assigns, each the “Holder”, together the “Holders”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is are entitled, at any time or from time to time from [________________] ●], 20[DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING●] (the “Commencement Exercise Date”)) [THE DATE THAT IS SIX (6) MONTHS AFTER THE EFFECTIVENESS OF THE REGISTRATION STATEMENT], and at or before 5:00 p.m., Eastern time, [____________●], 20[●] [DATE THAT IS FIVE YEARS FROM FOURYEARS AFTER THE EFFECTIVE DATE OF THE OFFERINGREGISTRATION STATEMENT] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock Ordinary Shares of the Company, par value $0.0001 0.0005 per share (the “Shares”)Shares”)1, subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period commencing on the date hereof and ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125(120% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. Any term not defined herein shall have the meaning ascribed thereto in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [*] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceJerash Holdings (US), Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________*] [DATE THAT IS ONE YEAR 180 DAYS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE FIFTH ANNIVERARY OF EFFECTIVE DATE OF THE OFFERINGDATE] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] *]shares (the “Warrant Shares”) of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 10.50 per Warrant Share [125(150% of the price of the Shares shares of common stock sold in the proposed initial public offering of Shares (the “Offering]”); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Warrant Share and the number of Warrant Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” means [*], 2018, the date that the Company’s Registration Statement on Form S-1 (File No: 333-222596) was declared effective under the Securities Act of 1933, as amended (the “Securities Act”), by the U.S. Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _______________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceShineco, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 6.00 per Share [125120% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid for value received by or on behalf of _________ Xxxxxxx X. Xxxxxx (“Holder”)) in consideration of the Merger Agreement dated July 11, as registered owner of this Purchase Warrant, to Aytu BioScience2014 by and among Professional Diversity Network, Inc., a Delaware corporation (the “Company”), Holder, NAPW, Inc., and NAPW Merger Sub, Inc., Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] September 24, 2015 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] September 24, 2019 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 50,000 shares of common stock of the Company, par value $0.0001 .01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 4.00 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, AtheroNova Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 [•] per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Kingswood Investments, division of Kingswood Capital Partners, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceMIRA Pharmaceuticals, Inc.Inc, a Delaware corporation incorporated under the law of the State of Florida (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern New York City time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [ ], 2023, the date on which the Registration Statement on Form S-1 (File No. 333-[_____]) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ X.X. Xxxxxxxx & Co., Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.CONCORDE INTERNATIONAL GROUP LTD, a Delaware corporation British Virgin Islands business company (collectively with its subsidiaries and affiliates, including, without limitation, all entities disclosed or described in the Registration Statement as being subsidiaries (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] , 2024 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] , 20292 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to an aggregate of [____] shares of common stock of the CompanyClass A Ordinary Shares, par value $0.0001 0.00001 per share (the “Shares”)) of the Company’s Ordinary Share, subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at a price of $[___] _ per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price of $____ per Share (equal to 100% of the initial public offering price) or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean ___________, 2024, the date on which the Registration Statement on Form F-1, as amended (File No. [ ]) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [●] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Thoughtful Media Group Inc., a Delaware corporation incorporated under the law of the State of Nevada (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern New York City time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions in the State of New York are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [●], 2024, the date on which the Registration Statement on Form S-1 (File No. 333-281589) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between XUHANG HOLDINGS LIMITED, a Cayman Islands exempted company (the “Company”), on behalf of _________ the one hand, and Univest Securities, LLC (the “Holder”), on the other hand, dated [●], 2024 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant (this “Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 20243 (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 20274, (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] ordinary shares of common stock of the Company, par value $0.0001 0.002 per share (the “Ordinary Shares”), which is equal to five percent (5%) of the aggregate number of Ordinary Shares sold in the Offering on the applicable Closing Date (the “Shares”), subject to adjustment as provided in Section 6 hereof6. If the Expiration Date is on a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on Until the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% (which is equal to one hundred and thirty percent (130%) of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof6, the rights granted by this Purchase Warrant, including the exercise price Exercise Price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The adjustment to the exercise price will be made either according to the specified criteria or to the nominal value of the Share at the time of issuance, whichever is higher. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement. 1 180 days following the commencement of sales of the Offering. 2 Three (3) years from the commencement of sales of the Offering. 3 180 days following the commencement of sales of the Offering. 4 Three (3) years from the commencement of sales of the Offering.

Purchase Warrant. THIS CERTIFIES THAT, pursuant to that certain Underwriting Agreement by and between True Leaf Medicine International Ltd., a Canadian corporation (the "Company") and Boustead Securities, LLC ("Boustead"), as representative (the "Representative") of the several underwriters listed in consideration of funds duly paid by or on behalf of ____Schedule A thereto (the "Underwriters"), dated _____ [●], 2017 (“the "Underwriting Agreement"), Boustead (in such capacity with its permitted successors or assigns, the "Holder”"), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [______, 20__________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] _ (the “Commencement "Exercise Date”"), and at or before 5:00 p.m., Eastern time, [______, 20______] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] _ (the ”"Expiration Date”"), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, no par value $0.0001 per share (the “"Shares”"), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period commencing on the date hereof and ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] _ per Share [125% (one hundred fifty percent (150.0%)) of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “"Exercise Price” " shall mean the initial exercise price or the adjusted exercise price, depending on the context.the

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of [_________ __] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCo-Diagnostics, Inc., a Delaware Utah corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE (1) YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE (5) YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125120% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. This Warrant is being issued pursuant to the certain Underwriting Agreement (the “Underwriting Agreement”), dated ______, 2017, by and among the Company, the Holder and other underwriters named therein, providing for the public offering (the “Offering”) of shares of common stock, par value $0.001 per share, of the Company. The term “Effective Date” shall mean the effective date of the Offering. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [●] (“Holder”), as registered owner holder of this warrant to purchase Class A ordinary shares (this “Purchase Warrant”), to Aytu BioScience, Inc.Youxin Technology Ltd, a Delaware corporation Cayman Islands company (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (beginning on the “Commencement Effective Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 202[●]1 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] ●]2 Class A ordinary shares of common stock (the “Shares”) of the Company, par value $0.0001 per share (the “Ordinary Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] ●]3 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 hereof, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ XX Xxxxxx, division of Benchmark Investments, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceWarrant of Stran & Company, Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [ ], 2021, the date on which the Registration Statement on Form S-1 (File No. 333-[_____]) of the Company was declared effective by the Securities and Exchange Commission.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between Wunong Net Technology Company Limited, a British Virgin Islands company (the “Company”), on behalf of _________ one hand, and Boustead Securities, LLC (the “Holder”), on the other hand, dated [●], 2019 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [●], 20[________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [●], 20[____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”)Date”)1, but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] such number of ordinary shares of common stock of the Company, no par value $0.0001 per ordinary share (the “Ordinary Shares”) as equates to seven percent (7%) of the Ordinary Shares in the Offering (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] $ per Ordinary Share [125(100% of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of [_________ __] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceAxurRx BioPharma, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] May 13, 2020 (the “Commencement Date”), and at or before 5:00 p.m., Eastern timetime May 13, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] 2024 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 2.82 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. This Warrant is being issued pursuant to the certain Selling Agent Agreement (the “Selling Agent Agreement”), dated May 9, 2019, by and among the Company and the Holder, providing for the public offering (the “Offering”) of shares of common stock, par value $0.001 per share, of the Company. The term “Effective Date” shall mean the effective date of the Offering. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ and between BIOLINGUS (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.CAYMAN) LIMITED, a Delaware corporation Cayman Islands exempted company limited by shares (the “Company”), Holder on the one hand, and Univest Securities, LLC[Fosun International Securities Limited, on the other hand, dated [●], 202[●], as amended (the “Underwriting Agreement”), [●] (“Holder”) and its assignees, as registered holders of this Purchase Warrant, for the consideration of $[●]5, paid at the time of the closing of the Offering, is entitled, at any time or from time to time from [________________] ●], 202[DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING●] (the “Commencement Effective Date”), being the date that is one hundred and eighty (180) days after the date of the commencement of the sales of the Company’s ordinary shares, US$0.000001 par value per share (the “Ordinary Shares”), and at or before 5:00 p.m., United States Eastern time, on [____________] ●], 202[DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING●] (five (5) years from the ”date hereof) (the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock Ordinary Shares (equal to four (4.0%) percent of the Company, par value $0.0001 per share (Ordinary Shares sold in the “Shares”offering including any exercise of the overallotment option), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to closeclose in New York City, New York, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. In no event shall this Purchase Warrant be exercisable after [●], 2028, which is the date that is five (5) years from the date of the commencement of the sales of the Ordinary Shares in the Company’s initial public offering. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___●] per Ordinary Share [125(130% of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context.. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement. 4 A date that is five years after the Effective Date of this Warrant. 5 $0.01 per [Warrant or shares underlying the Warrant?]

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _______________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceShineco, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 5.40 per Share [125120% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Bruush Oral Care Inc., a Delaware corporation an Canadian company (the “Company”), Holder is entitled, at any time or from time to time from beginning [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2022 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, on [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2027 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the CompanyCompany (the “Common Stock”), no par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is not a day on which banking institutions are authorized by law to closeBusiness Day, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms hereinBusiness Day. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context, and the term “Business Day” shall mean a day other than a Saturday, Sunday or any other day which is a federal legal holiday in the United States or any day on which the Federal Reserve Bank of New York is authorized or required by law or other governmental action to close, provided that the Federal Reserve Bank of New York shall not be deemed to be authorized or obligated to be closed due to a “shelter in place,” “non-essential employee” or similar closure of physical location at the direction of any governmental authority if the bank’s electronic funds transfer systems (including for wire transfers) are open for use by customers on such day.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [·] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceManhattan Bridge Capital, Inc., a Delaware New York corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING·], 20[15] (the one-year anniversary of the effective date of the Offering, the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING·], 20[19] (the ”five-year anniversary of the effective date of the Offering, the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____·] common shares of common stock of the Company, [all warrants to equal an aggregate of 5% of the Shares sold in the Offering excluding the number of shares sold in the overallotment option], par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___·] per Share [(125% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCryoport, Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____•] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___•] per Share [125137.5% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.[COMPANY], a Delaware [STATE OF INCORPORATION] corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 [—] per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125175% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceSun BioPharma, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 [•] per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125115% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceGenprex, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares (the “Warrant Shares”) of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] $ per Warrant Share [(125% of the price of the Shares shares of common stock sold in the proposed initial public offering of Shares (the “Offering]”); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Warrant Share and the number of Warrant Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.DarioHealth Corp., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERINGUNDERWRITING AGREEMENT] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERINGUNDERWRITING AGREEMENT] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioSciencePLASMATECH BIO PHARMACEUTICALS, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [*] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceJerash Holdings (US), Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________*] [DATE THAT IS ONE YEAR 180 DAYS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE FIFTH ANNIVERSARY OF EFFECTIVE DATE OF THE OFFERINGDATE] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] *]shares (the “Warrant Shares”) of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 8.75 per Warrant Share [(125% of the price of the Shares shares of common stock sold in the proposed initial public offering of Shares (the “Offering]”); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Warrant Share and the number of Warrant Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” means [*], 2018, the date that the Company’s Registration Statement on Form S-1 (File No: 333-222596) was declared effective under the Securities Act of 1933, as amended (the “Securities Act”), by the U.S. Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceNorthwest Biotherapeutics, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [ ], 2013 [DATE THAT IS ONE YEAR FROM THE EFFECTIVE AFTER DATE OF THE OFFERINGEFFECTIVENESS] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [ ], 2017 [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE AFTER DATE OF THE OFFERINGEFFECTIVENESS] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.Vuzix Corporation, a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which that is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in for consideration of funds duly paid in services by or on behalf of _________ Prime Number Capital, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.Warrant of NeoTV Group Limited, a Delaware corporation Cayman Islands exempted company (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE COMMENCEMENT OF SALES OF THE OFFERING] (the “Commencement Initial Exercise Date”), and at or before 5:00 p.m., Eastern time, [____________●] [DATE THAT IS FIVE FOUR (4) YEARS FROM THE EFFECTIVE DATE OF THE OFFERINGINITIAL EXERCISE DATE] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] five percent (5%) of ordinary shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [WHICH IS EQUAL TO ONE HUNDRED TWENTY FIVE PERCENT (125% of the price of the Shares sold in the Offering%) OF THE PER SHARE PRICE OF THE SHARES SOLD IN THE OFFERING]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceProfessional Diversity Network, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE AFTER DATE OF THE OFFERINGEFFECTIVENESS] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE AFTER DATE OF THE OFFERINGEFFECTIVENESS] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 .01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceMetro One Telecommunications, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] _ (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] _____ (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] _________ shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 0.15 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ AEGIS CAPITAL CORP. (“Holder”), as registered owner of this Purchase Warrant (this “Purchase Warrant” or “Warrant”), to Aytu BioScienceYayYo, Inc., a corporation governed by the laws of the state of Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2020 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2024, which will be the five-year anniversary of the effective date of the Company’s Form S-1 registration statement (File No. 333-224549) (such date, the “Effective Date”) (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] common shares of common stock of the Company, par value $0.0001 per share 0.000001 (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] ●]2 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.and between Bon Natural Life Limited, a Delaware Cayman Islands corporation (the “Company”), Holder is on one hand, and US Tiger Securities, Inc., Newbridge Securities Corporation and R.X. Xxxxxxxx & Co., Inc. (each, a “Representative,” and collectively, the “Representatives”), on the other hand, dated [●], 2021 (the “Underwriting Agreement”), The Representatives (“Holders”), as registered owners of this Purchase Warrant (in such proportion as they mutually determine), are entitled, at any time or from time to time from [●], 20[________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [●], 20[____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”)Date”)1, but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] such number of ordinary shares of common stock of the Company, par value $0.0001 per ordinary share (the “Ordinary Shares”) as equates to five percent (5%) of the Ordinary Shares in the Offering (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] $ per Ordinary Share [125(100% of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ OF X.X. XXXXXXXX & CO. INC. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.1847 Holdings LLC, a Delaware corporation limited liability company (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] February 5, 2023 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] August 2, 2027 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 35,715 common shares of common stock of the Company, par value $0.0001 per share Company (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 5.25 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean August 2, 2022, the date on which the Registration Statement on Form S-1 (File No. 333-259011) of the Company (“Registration Statement”) was declared effective by the Securities and Exchange Commission (“Commission”). This Purchase Warrant and the Shares exercisable hereby have been registered with the Commission on the Registration Statement and are thus freely tradeable.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ A.G.P. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceObalon Therapeutics, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Effective Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares (the “Shares”) of common stock of the Company, par value $0.0001 0.001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. The total Shares issuable pursuant to all Purchase Warrants is referred to herein as the “Warrant Shares.” If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.and

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [·] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceSignal Genetics, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2016 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2020 (the ”“Expiration Date,” which date shall not be more than five years from the effective date of the registration statement on form S-1 (Registration No. 333-201533) of the Company (the “Registration Statement”)), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____·] shares of common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___·] per Share [(125% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [*] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceJerash Holdings (US), Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________*] [DATE THAT IS ONE YEAR 180 DAYS FROM THE EFFECTIVE CLOSING DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE FIFTH ANNIVERSARY OF EFFECTIVE DATE OF THE OFFERINGDATE] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] *]shares (the “Warrant Shares”) of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 10.50 per Warrant Share [125(150% of the price of the Shares shares of common stock sold in the proposed initial public offering of Shares (the “Offering]”); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Warrant Share and the number of Warrant Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” means March 14, 2018, the date that the Company’s Registration Statement on Form S-1 (File No: 333-222596) was declared effective under the Securities Act of 1933, as amended (the “Securities Act”), by the U.S. Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of [_________ ___] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.Air Industries Group, a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2018 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2022 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [________] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. This Purchase Warrant will not be exercisable more than five years from the Effective Date pursuant to FINRA Rule 5110(f)(2)(G)(i). If the Expiration Date is a day on which banking institutions in the State of New York are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125(120% of the price of the Shares sold in the Offering]offering); provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. All capitalized terms used herein but not defined shall have the meanings given to them in the Underwriting Agreement dated as of [___________], 2017 by and among the Company and the underwriters party thereto.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ (“Holder”)and between DIGITAL BRANDS GROUP, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.INC., a Delaware corporation (the “Company”), Holder on one hand, and Alexander Capital, L.P., on the other hand, dated [●], 202[●], as amended (the “Underwriting Agreement”), [●] (“Holder”) and its assignees, as registered holders of this Purchase Warrant, is entitled, at any time or from time to time from [________________] ●], 202[DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING●] (the “Commencement Exercise Date”), the date that is six (6) months after the effective date of the Company’s Registration Statement on Form S-1 with the Securities and Exchange Commission (the “Effective Date”), and at or before 5:00 p.m., Eastern time, on [____________] ●], 202[DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING●] (five (5) years from the ”Effective Date) (the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock Common Stock of the Company, $0.001 par value $0.0001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___●] per Share [125share of Common Stock (120% of the price of the Shares Common Stock sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Shares shares of Common Stock to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [Aegis Capital Corp.][Feltl and Company, Inc.] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioSciencexG Technology, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.00001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___•] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ THE BENCHMARK COMPANY, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCNS Pharmaceuticals, Inc., a Delaware corporation governed by the laws of the state of Nevada (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2019 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2024, which will be the five-year anniversary of the effective date of the Company’s Form S-1 registration statement (File No.333-232443) (such date, the “Effective Date”) (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] common shares of common stock of the Company, par value $0.0001 per share 0.001 (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Sharps Technology Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] beginning [ ], 2022 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, on [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2027 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is not a day on which banking institutions are authorized by law to closeBusiness Day, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms hereinBusiness Day. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context, and the term “Business Day” shall mean a day other than a Saturday, Sunday or any other day which is a federal legal holiday in the United States or any day on which the Federal Reserve Bank of New York is authorized or required by law or other governmental action to close, provided that the Federal Reserve Bank of New York shall not be deemed to be authorized or obligated to be closed due to a “shelter in place,” “non-essential employee” or similar closure of physical location at the direction of any governmental authority if the bank’s electronic funds transfer systems (including for wire transfers) are open for use by customers on such day.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ EX Xxxxxx, division of Benchmark Investments, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.TC BioPharm (Holdings) plc, a Delaware corporation public limited company incorporated in the United Kingdom of Great Britain and Northern Ireland (the “United Kingdom”) pursuant to the Companies Axx 0000, as amended (the “Companies Act”), with registered number [*] (collectively with its subsidiaries and affiliates, including, without limitation, all entities disclosed or described in the Registration Statement as being subsidiaries (the “Company”), Holder is entitled, at any time or from time to time from [________________] ], 2022 [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] ], 2027 [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [__] an aggregate of [__] ordinary shares of common stock of the Company, £0.01 par value $0.0001 per ordinary share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at a price of $[___] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. Shares issuable upon exercise of this Purchase Warrant shall be deposited with the Depositary in exchange for the issuance by the depositary to the holder of the Purchase Warrant such number of American Depositary Shares (ADSs) representing such number of Shares. The term “Exercise Price” shall mean the initial exercise price of $ 8.00 per Share (equal to 100% of the initial public offering price) or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [ ], 2022, the date on which the Registration Statement on Form F-1 (File No. 333-260492) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Kingswood Investments, division of Kingswood Capital Partners, LLC (“Kingswood Investments” or “Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceTelomir Pharmaceuticals, Inc.Inc, a Delaware corporation incorporated under the law of the State of Florida (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern New York City time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, no par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [__________], 2023, the date on which the Registration Statement on Form S-1 (File No. 333-275534) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.and between ADAMAS ONE CORP., a Delaware Nevada corporation (the “Company”), Holder on one hand, and Alexander Capital, L.P., on the other hand, dated [●], 2022, as amended (the “Underwriting Agreement”), [●] (“Holder”) and its assignees, as registered holders of this Purchase Warrant, is entitled, at any time or from time to time from [________________] ●], 202[DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING●] (the “Commencement Exercise Date”), the date that is six (6) months after the effective date of the Company’s Registration Statement on Form S-1 with the Securities and Exchange Commission (the “Effective Date”), and at or before 5:00 p.m., Eastern time, on [____________] ●], 202[DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING●] (five (5) years from the ”Effective Date) (the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock Common Stock of the Company, $0.001 par value $0.0001 per share (the “SharesCommon Stock”) (equal to six (6.0%) percent of the Common Stock sold in the offering), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___●] per Share [share of Common Stock (125% of the price of the Shares Common Stock sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Shares shares of Common Stock to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ THE BENCHMARK COMPANY, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.ACASTI PHARMA INC., a Delaware corporation governed by the laws of Quebec (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2018 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 2022, which will be the five-year anniversary of the effective date of the Company’s Form F-1 registration statement (File No. 333-220755) (such date, the “Effective Date”) (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] common shares of common stock of the Company, no par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid for value received by or on behalf of _________ Titan Pharmaceuticals, Inc., a Delaware corporation (the “Company”), A.G.P./Alliance Global Partners (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE 5 YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125110% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ (“Holder”)and between DIGITAL BRANDS GROUP, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.INC., a Delaware corporation (the “Company”), Holder on one hand, and Alexander Capital, L.P., on the other hand, dated [●], 202[●], as amended (the “Underwriting Agreement”), [●] (“Holder”) and its assignees, as registered holders of this Purchase Warrant, is entitled, at any time or from time to time from [________________] ●], 202[DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING●] (the “Commencement Exercise Date”), the date that is six (6) months after the effective date of the Company’s Registration Statement on Form S-1 with the Securities and Exchange Commission (the “Effective Date”), and at or before 5:00 p.m., Eastern time, on [____________] ●], 202[DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING●] (five (5) years from the ”Effective Date) (the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock Common Stock of the Company, $0.0001 par value $0.0001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___●] per Share [125share of Common Stock (130% of the price of the Shares Common Stock sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Shares shares of Common Stock to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or on behalf of _________ (“Holder”)and between DIGITAL BRANDS GROUP, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.INC., a Delaware corporation (the “Company”), Holder on one hand, and Alexander Capital, L.P., on the other hand, dated May 5, 2022, as amended (the “Underwriting Agreement”), Alexander Capital, L.P. (“Holder”) and its assignees, as registered holders of this Purchase Warrant, is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] November 1, 2022 (the “Commencement Exercise Date”), the date that is six (6) months after the effective date of the Company’s Registration Statement on Form S-1 with the Securities and Exchange Commission (the “Effective Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] on May 5, 2027 (five (5) years from the Effective Date) (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 747,796 shares of common stock Common Stock of the Company, $0.0001 par value $0.0001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___] 0.3250 per Share [125share of Common Stock (130% of the price of the Shares Common Stock sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Shares shares of Common Stock to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of [_________ __] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceAzurRx BioPharma, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE (1) YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE (5) YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125120% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. This Warrant is being issued pursuant to the certain Underwriting Agreement (the “Underwriting Agreement”), dated October __, 2016, by and among the Company, the Holder and other underwriters named therein, providing for the public offering (the “Offering”) of shares of common stock, par value $0.0001 per share, of the Company. The term “Effective Date” shall mean the effective date of the Offering. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceAldeyra Therapeutics, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and until at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125% of the price of the Shares Company’s common stock sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [ ], the date on which the Registration Statement on Form S-1 (File No. 333-193204) of the Company was declared effective by the Securities and Exchange Commission.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ I-Bankers Securities, Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.East Stone Acquisition Corporation, a Delaware corporation British Virgin Islands company (the “Company”), Holder is entitled, at any time or from time to time upon the later of the consummation of a Business Combination or one-year from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] the effective date (“Effective Date”) of the Company’s registration statement on Form S-1 (File No. 333-235949) (the “Registration Statement”) (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] on the earlier of (i) the liquidation of the Company’s Trust Account (as described in the Company’s Registration Statement pursuant to which the Company’s securities are offered for sale to the public in the Company’s initial public offering (“Offering”) in the event the Company has not completed a Business Combination within the required time periods and (ii) five years from the Effective Date of the Registration Statement (“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company●]2 ordinary shares, no par value $0.0001 per share (the “Shares”), of the Company, subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant, except as otherwise provided herein or with the Holder’s consent. This Purchase Warrant is initially exercisable at $[___] 12.00 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.. 1 Insert 5% of number of Units sold in Offering] 2 [Insert 5% of number of Units sold in Offering]

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Feltl and Company, Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceKineMed, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and to at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[____] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between Jiuzi Holdings, Inc., a Cayman Islands company (the “Company”), on behalf of _________ one hand, and Boustead Securities, LLC (the “Holder”), on the other hand, dated [●], 2020 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [●], 20[________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [●], 20[____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”)Date”)1, but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] such number of ordinary shares of common stock of the Company, par value $0.0001 0.005 per ordinary share (the “Ordinary Shares”) as equates to seven percent (7%) of the Ordinary Shares in the Offering (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] $ per Ordinary Share [125(100% of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly the payment of $100.00 and for other good and value consideration paid by or on behalf of _________ Aegis Capital Corp. or its assigns (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCollabRx, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERINGCLOSING] (the “Commencement Date”), and until at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERINGCLOSING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between Yi Po International Holdings Limited, a Cayman Islands company (the “Company”), on behalf of _________ one hand, and Boustead Securities, LLC (the “Holder”), on the other hand, dated __, 2022 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] , 2022 (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, [on ____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] , 2027 (the ”“Expiration Date”, which date shall be no more than five years from the commencement of sales of the initial public offering pursuant to the Underwriting Agreement), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] _ordinary shares of common stock (the “Shares”) of the Company, no par value $0.0001 per ordinary share (the “Ordinary Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] _ per Ordinary Share [(125% of the price of the Shares sold in the Offering]Offering price); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid services rendered by or on behalf of _________ [·] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCheck-Cap Ltd., Inc., a Delaware corporation an Israeli company (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2016 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2019 (the ”“Expiration Date,” which date shall not be more than four years from the effective date of the registration statement on Form F-1 (Registration No. 333-201250) of the Company (the “Registration Statement”)), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____·] ordinary shares of common stock of the Company, par NIS 0.20 nominal value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___·] per Share [(125% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, pursuant to that certain Underwriting Agreement by and between Akanda Corp., a company incorporated in consideration the Province of funds duly paid by Ontario (the “Company”) and Boustead Securities, LLC (“Boustead”), dated March 14, 2022 (the “Underwriting Agreement”), Boustead (in such capacity with its permitted successors or on behalf of _________ (assigns, the “Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] March 17, 2022 (the “Commencement Issuance Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] March 15, 2027 (the ”“Expiration Date,”) which such date is five (5) years from the commencement of the sales of the Common Shares in connection with the initial public offering contemplated by the Underwriting Agreement (the “Offering”) under the registration statement on Form F-1 (Registration No. 333-262436) of the Company (the “Registration Statement”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock 280,000 Common Shares of the Company, without par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. This Purchase Warrant is not exercisable or convertible for more than five years from the commencement of sales of Common Shares in the Offering. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which that is not such a day in accordance with the terms herein. During the period commencing on the date hereof and ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 5.00 per Share [(125% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. Any term not defined herein shall have the meaning ascribed thereto in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [ ] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceAxurRx BioPharma, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] April 3, 2020 (the “Commencement Date”), and at or before 5:00 p.m., Eastern timetime April 3, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] 2025 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 2.55 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term This Warrant is being issued pursuant to the certain Selling Agent Agreement (the “Exercise Price” shall mean Selling Agent Agreement”), dated April 1, 2019, by and among the initial exercise price or Company and the adjusted exercise priceHolder, depending on providing for the context.public offering (the “Offering”) of shares of common stock, par value

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [·] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceSxxxxx Scientific, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING·], 20[14] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING·], 20[18] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____·] shares of common stock of the CompanyCompany [equal to 5% of the Shares sold in the Offering], par value $0.0001 0.001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___·] per Share [(125% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Ascendiant Capital Markets, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceGenSpera, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE AFTER DATE OF THE OFFERINGPROSPECTUS] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE AFTER DATE OF THE OFFERINGPROSPECTUS] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between Happiness Biotech Group Limited, a Cayman Islands company(the “Company”), on behalf of _________ one hand, and Univest Securities, LLC, on the other hand, dated [●], 2019 (the “Underwriting Agreement”), Univest Securities, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [●], 20[________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, on [●], 20[____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”)Date”)1, but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] such number of ordinary shares of common stock of the Company, par value $0.0001 0. 0005 per ordinary share (the “Ordinary Shares”) as equates to eight percent (8%) of the Ordinary Shares in the Offering (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 6.60 per Ordinary Share [125(120% of the price of the Ordinary Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Prime Number Capital, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Warrant of Phoenix Motor Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE COMMENCEMENT OF SALES OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________●] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE COMMENCEMENT OF SALES OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares (the “Shares”) of common stock of the Company, par value $0.0001 0.0004 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [WHICH IS EQUAL TO 125% of the price of the Shares sold in the OfferingOF THE PER SHARE PRICE OF THE SHARES SOLD IN THE OFFERING]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ (“Holder”)Boustead Securities, LLC, as registered owner of this Purchase WarrantWarrant (“Holder”), to Aytu BioScienceSigning Day Sports, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from beginning [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ●], 202_ (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”●], 202_1(the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares (the “Shares”) of common stock of the Company, $0.0001 par value $0.0001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share2; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. 1 [To be five years from the date of commencement of sales in the offering.] 2 [To be 100% of the public offering price per Share]

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ The Benchmark Company, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceFly-E Group, Inc., a corporation incorporated under the law of the State of Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern New York City time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____●] shares of common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions in the State of New York are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean May 14, 2024, the date on which the Registration Statement on Form S-1 (File No. 333-276830) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid services rendered by or on behalf of _________ [·] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceCheck-Cap Ltd., Inc., a Delaware corporation an Israeli company (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2016 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ·], 2019 (the ”“Expiration Date,” which date shall not be more than five years from the effective date of the registration statement on Form F-1 (Registration No. 333-201250) of the Company (the “Registration Statement”)), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____·] ordinary shares of common stock of the Company, par NIS 0.20 nominal value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___·] per Share [(125% of the price of the Shares sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between Yi Po International Holdings Limited, a Cayman Islands company (the “Company”), on behalf of _________ one hand, and Boustead Securities, LLC (the “Holder”), on the other hand, dated __, 2022 (the “Underwriting Agreement”), the Holder, as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] , 2022 (the “Commencement Exercise Date”), and at or before 5:00 p.m., Eastern time, [on ____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] , 2027 (the ”“Expiration Date”, which date shall be no more than five years from the commencement of sales of the initial public offering pursuant to the Underwriting Agreement), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] _ordinary shares of common stock (the “Shares”) of the Company, no par value $0.0001 per ordinary share (the “Ordinary Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law or executive order to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] _ per Ordinary Share [125(100% of the price of the Shares sold in the Offering]Offering price); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Ordinary Share and the number of Ordinary Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly One Hundred Dollars ($100) paid by or on behalf of _________ Axiom Capital Management, Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, iSign Solutions Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of the common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS AMENDMENT CERTIFIES THAT, in consideration of funds previously duly paid to Aytu BioScience, Inc., a Delaware Corporation (the “Company”) by or on behalf of [_________ ] (“Holder”), as registered owner of this Amended and Restated Purchase Warrant (this “Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), which amends and restates the Common Stock Purchase Warrant issued to Holder on May 6, 2016, Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] May 2, 2017 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] May 2, 2021 (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [_____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 0.75 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ EX Xxxxxx, division of Benchmark Investments, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Pineapple Financial Inc., a Delaware corporation company incorporated under the law of the Province of Ontario, Canada (the “Company”), Holder is entitled, at any time or from time to time from [___[ _____________] [DATE THAT IS ONE YEAR SIX MONTHS FROM THE EFFECTIVE DATE OF THE OFFERINGUNDERWRITING AGREEMENT] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERINGCOMMENCEMENT DATE] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [[ _____________] common shares of common stock of the Company, no par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___●] per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [ ], 2023, the date on which the Registration Statement on Form S-1 (File No. 333-268636) of the Company was declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceRuthigen, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and until at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares Company’s common stock sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. The term “Effective Date” shall mean [____], the date on which the Registration Statement on Form S-1 (File No. 333-190476) of the Company was declared effective by the Securities and Exchange Commission.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ A.G.P./Alliance Global Partners (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceInspireMD, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2021 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2026 (the ”date that is five (5) years following the Effective Date, the “Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares (the “Shares”) of common stock of the Company, par value $0.0001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]Share1; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. For the avoidance of doubt, this Purchase Warrant will be exercisable at any time, and from time to time, in whole or in part, from the Effective Date (as defined in the Underwriting Agreement (as defined below)), which period shall not extend further than five (5) years from the Effective Date in compliance with FINRA Rule 5110(f)(2)(G)(i). 1 110% of the public offering price.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _______________________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation Digital Cinema Destinations Corp. (the “Company”), Holder is entitled, at any time or from time to time from commencing [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2012 (the “Commencement Date”), which is a date six months from the effective date (the “Effective Date”) of the registration statement on Form S-1 (File No. 333-17481) as filed with the Securities and Exchange Commission (the “Commission”) on December 20, 2011 (the “Registration Statement”), and at or before 5:00 p.m.5:00p.m., Eastern time, Time on [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2017 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [_____] shares of Class A common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125(110% of the price of the Shares sold in the Offering], as defined below); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Mxxxxxxx Capital, Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.Boxlight Corporation, a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [_______________ ] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [[ ______] shares of Class A common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[_____] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Dxxxxxxx & Dxxxxxxx LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation Digital Cinema Destinations Corp. (the “Company”), Holder is entitled, at any time or from time to time from commencing [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2012 (the “Commencement Date”), which is a date six months from the effective date (the “Effective Date”) of the registration statement on Form S-1 (File No. 333-17481) as filed with the Securities and Exchange Commission (the “Commission”) on December 20, 2011 (the “Registration Statement”), and at or before 5:00 p.m.5:00p.m., Eastern time, Time on [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2017 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [_____] shares of Class A common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this the Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125(110% of the price of the Shares sold in the Offering], as defined below); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioSciencexG Technology, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE THREE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.00001 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context. As used herein, “Effective Date” means the date on which the Company’s Registration Statement on Form S-1 (File No.: 333-214874) is initially declared effective by the Securities and Exchange Commission (the “Commission”).

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of __________________ (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceOdyssey Group International, Inc., a Delaware Nevada corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] August 6, 2020 (the “Commencement Effective Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] August 6, 2024 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 220,000 shares (the “Shares”) of common stock of the Company, par value $0.0001 0.001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. The total Shares issuable pursuant to all Purchase Warrants is referred to herein as the “Warrant Shares.” If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 0.01 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Boustead Securities, LLC (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceMangoceuticals, Inc., a Delaware Texas corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (beginning the “Commencement Effective Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] December 14, 2028 (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 42,000 shares (the “Shares”) of common stock of the Company, par value $0.0001 per share (the “SharesCommon Stock”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 0.375 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ [A.G.P./ ALLIANCE GLOBAL PARTNERS] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceShiftPixy, Inc., a Delaware Wyoming corporation (the “Company”), Holder is entitled, at any time or from time to time from March [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ], 2023 (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] and expiring four (4) years from date that the registration statement registering the shares underlying the warrants sold in the private placement offering (pursuant to the terms of the securities purchase agreement dated September 20, 2022) is declared effective by the Securities and Exchange Commission (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [______] shares of common stock of the Company, par value $0.0001 per share Company (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] 13.20 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid pursuant to that certain Underwriting Agreement by or and between ADAMAS ONE CORP., a Nevada corporation (the “Company”), on behalf of _________ one hand, and Alexander Capital, L.P., on the other hand, dated December 6, 2022, as amended (the “Underwriting Agreement”), Alexander Capital, L.P. and its assignees (“Holder”), as registered owner holders of this Purchase Warrant, to Aytu BioScience, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] May14, 2023 (the “Commencement Exercise Date”), the date that is six (6) months after the effective date of the Company’s Registration Statement on Form S-1 with the Securities and Exchange Commission (the “Effective Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] on November 14, 2027 (five (5) years from the Effective Date) (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 147,000 shares of common stock Common Stock of the Company, $0.001 par value $0.0001 per share (the “SharesCommon Stock”) (equal to six (6.0%) percent of the Common Stock sold in the offering), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this purchase warrant (“Purchase Warrant”). This Purchase Warrant is initially exercisable at $[___] 5.625 per Share [share of Common Stock (125% of the price of the Shares Common Stock sold in the Offering]); provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share share and the number of Shares shares of Common Stock to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price as set forth above or the adjusted exercise priceprice as a result of the events set forth in Section 6 below, depending on the context. Capitalized terms not defined herein shall have the meaning ascribed to them in the Underwriting Agreement.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ Aegis Capital Corp. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceRennova Health, Inc., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] shares of common stock of the Company, par value $0.0001 0.01 per share (the “Shares”), subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___] per Share [125% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of [_________ __] (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScienceFreeCast, Inc., a Delaware Florida corporation (the “Company”), Holder is entitled, at any time or from time to time from [________________[ ] [DATE THAT IS ONE (1) YEAR FROM THE EFFECTIVE DATE OF THE OFFERINGREGISTRATION STATEMENT] (the “Commencement Date”), and at or before 5:00 p.m., Eastern time, [____________[ ] [DATE THAT IS FIVE (5) YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] (the ”“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____[ ] shares of common stock of the Company, par value $0.0001 per share (the “Shares”), subject to adjustment as provided in Section 6 5 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant. This Purchase Warrant is initially exercisable at $[___[ ] per Share [125120% of the price of the Shares sold in the Offering]; provided, however, that upon the occurrence of any of the events specified in Section 6 5 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. This Warrant is being issued pursuant to the certain Underwriting Agreement (the “Underwriting Agreement”), dated ______, 2020, by and among the Company, the Holder and other underwriters named therein, providing for the public offering (the “Offering”) of shares of common stock, par value $0.0001 per share, of the Company. The term “Effective Date” shall mean the effective date of the Registration Statement on Form S-1 (File No. 333-___________). The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.

Purchase Warrant. THIS CERTIFIES THAT, in consideration of funds duly paid by or on behalf of _________ I-Bankers Securities, Inc. (“Holder”), as registered owner of this Purchase Warrant, to Aytu BioScience, Inc.FPA Energy Acquisition Corp., a Delaware corporation (the “Company”), Holder is entitled, at any time or from time to time upon the later of the consummation of a Business Combination or one year from [the effective date (“Effective Date”) of the Company’s registration statements on Form S-1 (File Nos. 333-________________] [DATE THAT IS ONE YEAR FROM THE EFFECTIVE DATE OF THE OFFERING] ) (the “Registration Statement”) (the “Commencement Date”), and at or before 5:00 p.m., Eastern timeTime, [____________] [DATE THAT IS FIVE YEARS FROM THE EFFECTIVE DATE OF THE OFFERING] on the earlier of (i) the liquidation of the Company’s Trust Account (as described in the Company’s Registration Statement pursuant to which the Company’s securities are offered for sale to the public in the Company’s initial public offering (“Offering”) in the event the Company has not completed a Business Combination within the required time periods and (ii) five years from the Effective Date of the Registration Statement (“Expiration Date”), but not thereafter, to subscribe for, purchase and receive, in whole or in part, up to [____] 345,000 shares of common stock of the Companystock, par value $0.0001 per share .0001 (the “Shares”), of the Company, subject to adjustment as provided in Section 6 hereof. If the Expiration Date is a day on which banking institutions are authorized by law to close, then this Purchase Warrant may be exercised on the next succeeding day which is not such a day in accordance with the terms herein. During the period ending on the Expiration Date, the Company agrees not to take any action that would terminate this Purchase Warrant, except as otherwise provided herein or with the Holder’s consent. This Purchase Warrant is initially exercisable at $[___] 12.00 per Share [125% of the price of the Shares sold in the Offering]Share; provided, however, that upon the occurrence of any of the events specified in Section 6 hereof, the rights granted by this Purchase Warrant, including the exercise price per Share and the number of Shares to be received upon such exercise, shall be adjusted as therein specified. The term “Exercise Price” shall mean the initial exercise price or the adjusted exercise price, depending on the context.