Common use of WIRE PAYMENT INSTRUCTIONS Clause in Contracts

WIRE PAYMENT INSTRUCTIONS. If you wish to have cash consideration to be issued to you in the Merger (as defined herein) sent by wire transfer, please complete the remainder of this Letter of Transmittal and provide wire instructions below or include such instructions herewith. For international wires, please provide the SWIFT code (BIC) in the ABA Number field, and the complete IBAN in the Account Number field, if available. Bank Name Bank Routing Number (ABA Number) Account Name* Account Number Bank Contact/Telephone Number Beneficiary Account Name Beneficiary Account Number *Please provide the name on the account not the type of account (If wire is to be issued to an account in a name other than that set forth above, See Instructions 3, 4, 5 and 7) SPECIAL PAYMENT/DELIVERY INSTRUCTIONS (See Instructions 3, 4, 5 and 7) Fill in ONLY if check is to be issued in a name other than that set forth above.** Issue and deliver check to: Name (Please Print) Address City, State, Zip Tax Identification Number*** (Tax Identification or Social Security Number) **Requires signature guarantee. See Instruction No. 3 to this Letter of Transmittal. ***Fill in Taxpayer Identification Number of Payee. See Instruction 11 to this Letter of Transmittal. (See Instruction 11) * Confidential treatment requested. PLEASE READ CAREFULLY THE ACCOMPANYING INSTRUCTIONS Ladies and Gentlemen: Enclosed are one or more certificates representing shares of Common Stock and/or Preferred Stock of Mpex Pharmaceuticals, Inc. (the “Stock”). In connection with that certain Agreement and Plan of Merger dated as of April 8, 2011 (as it may be amended from time to time, the “Merger Agreement”), by and among Axcan Holdings Inc., a Delaware corporation (“Acquiror”), Axcan Lone Star Inc., a Delaware corporation and indirect wholly owned subsidiary of Acquiror (together with any successors by merger, “Sub”, and collectively with Acquiror, “Axcan”), Mpex Pharmaceuticals, Inc., a Delaware corporation (together with any successor in interest, by merger, conversion or otherwise, “Mpex Pharmaceuticals”), and, solely with respect to Sections 1.1, 1.15, 1.16, 1.17, 1.18, 5.9, 5.16 and 7.3 and Articles VIII and IX thereof, the Securityholders’ Representative Committee, the undersigned hereby surrenders, subject to the terms and conditions of the Merger Agreement, the certificate(s) noted above representing shares of Stock owned by the undersigned in exchange for, and for the purpose of receiving, as soon as practicable after surrender and in accordance with the terms of the Merger Agreement, the cash amount that the undersigned is entitled to receive with respect to the Stock being surrendered pursuant to the Merger Agreement. All such cash payments shall be rounded to the nearest xxxxx. Capitalized terms used and not otherwise defined herein shall have the meanings ascribed to them in the Merger Agreement.

WIRE PAYMENT INSTRUCTIONS. If you wish to have cash consideration to be issued to you in the Merger (as defined herein) sent by wire transfer, please complete the remainder of this Letter of Transmittal and provide wire instructions below or include such instructions herewith. For international wires, please provide the SWIFT code (BIC) in the Fedwire ABA Number field, field and the complete IBAN in the Account Number field, if available. *NOTE: A fee of $25 will be deducted from the amount otherwise payable hereunder. Bank Name Bank Routing Number (Fedwire ABA Number) * Account Name** Account Number FFC Account Name (if applicable) FFC Account Number (if applicable) Bank Contact/Telephone Number Beneficiary Account Name Beneficiary Account Number *Please provide valid Fedwire ABA (Check validity here: hxxx://xxx.xxxxxxxxxxxxxxxx.xxx.xxx/xxxxxx.cfm) **Please provide the name on the account not the type of account (If wire is to be issued to an account in a name other than that set forth in the description of shares surrendered box above, See Instructions 3, 4, 5 and 7) SPECIAL PAYMENT/DELIVERY INSTRUCTIONS (See Instructions 3, 4, 5 5, 7 and 711) Fill in ONLY if check is If you wish to have cash consideration to be issued in a name other than that set forth aboveof the registered holder and sent by check, please complete the remainder of this Letter of Transmittal and provide the payment instructions below.*** Issue and deliver check to: Payee Name (Please Print) Address City, State, Zip Country Tax Identification Number**** (Tax Identification or Social Security Number) ***Requires signature guarantee. See Instruction No. 3 to this Letter of Transmittal. ****Fill in Taxpayer Identification Number of Payee. See Instruction 11 to this Letter of Transmittal. (See Instruction 11) * Confidential treatment requested. PLEASE READ CAREFULLY THE ACCOMPANYING INSTRUCTIONS Ladies and Gentlemen: Enclosed are one or more certificates representing shares of Common Stock and/or Preferred Stock of Mpex Pharmaceuticals, Inc. (the “Stock”). In connection with that certain Agreement and Plan of Merger dated as of April 8, 2011 (as it may be amended from time to time, the “Merger Agreement”), by and among Axcan Holdings Inc., a Delaware corporation (“Acquiror”), Axcan Lone Star Inc., a Delaware corporation and indirect wholly owned subsidiary of Acquiror (together with any successors by merger, “Sub”, and collectively with Acquiror, “Axcan”), Mpex Pharmaceuticals, Inc., a Delaware corporation (together with any successor in interest, by merger, conversion or otherwise, “Mpex Pharmaceuticals”), and, solely with respect to Sections 1.1, 1.15, 1.16, 1.17, 1.18, 5.9, 5.16 and 7.3 and Articles VIII and IX thereof, the Securityholders’ Representative Committee, the undersigned hereby surrenders, subject to the terms and conditions of the Merger Agreement, the certificate(s) noted above representing shares of Stock owned by the undersigned in exchange for, and for the purpose of receiving, as soon as practicable after surrender and in accordance with the terms of the Merger Agreement, the cash amount that the undersigned is entitled to receive with respect to the Stock being surrendered pursuant to the Merger Agreement. All such cash payments shall be rounded to the nearest xxxxx. Capitalized terms used and not otherwise defined herein shall have the meanings ascribed to them in the Merger Agreement.

WIRE PAYMENT INSTRUCTIONS. If you wish to have cash consideration to be issued to you in the Merger (as defined herein) Acquisition sent by wire transfer, please complete the remainder of this Letter of Transmittal and provide wire instructions below or include such instructions herewith. For international wires, please provide the SWIFT code (BIC) in the ABA Number field, and the complete IBAN in the Account Number field, if available. A $50.00 wire fee will be deducted from your payment. Bank Name Bank Routing Number (ABA Number) Account Name* Account Number FFC Account Name (if applicable) FFC Account Number (if applicable) Bank Contact/Telephone Number Beneficiary Account Name Beneficiary Account Number *Please provide the name on the account not the type of account (If wire is to be issued to an account in a name other than that set forth above, a Medallion Signature Guarantee is required, See Instructions 3, 4, 5 and 7) BOX A: SPECIAL PAYMENT/DELIVERY ISSUANCE INSTRUCTIONS This box should be completed only if the check or wire transfer is to be issued in the name of someone other than the registered holder(s) or if the name listed above is to be corrected. A Medallion Signatures Guarantee is required. (See Instructions Instruction 3, 4, 5 and 711 below.) Fill in ONLY BOX B: SPECIAL DELIVERY INSTRUCTIONS This box should be completed only if the check is to be issued in a name to the registered holder(s) but sent to an address other than that listed above (See Instruction 7 below). Name(s) Name(s) Address: Address: Employer Identification No. or Social Security No. ALL HOLDERS OF COMPANY CAPITAL STOCK MUST COMPLETE THE FOLLOWING SIGNATURE PAGE. IMPORTANT - SELLER SIGNATURE PAGE Must be signed by registered holder(s) exactly as name(s) appear(s) on the Certificate(s) or by person(s) authorized to become record holder(s) by Certificates and documents transmitted herewith. Signature below certifies that no language alterations have been made in any way to the form of Letter of Transmittal provided to the undersigned in connection with the Acquisition and that the undersigned represents that the undersigned has read and agrees to all of the terms and conditions set forth in the materials accompanying this Letter of Transmittal. If signature is by a trustee, executor, administrator, guardian, attorney-in-fact, officer of a corporation or other person acting in a fiduciary or representative capacity, please set forth full title. See Instruction 4. (For information concerning signature guarantees see Instruction 3.) Checks or wire transfers will be issued only in the name of the person(s) submitting this Letter of Transmittal and will be mailed to the address appearing under “Description of Share(s) Surrendered” or wire transferred to the bank account above.** Issue and deliver check to: , as the case may be, unless the Special Payment/Delivery Instructions are completed. Dated , 2016 Sign Here X (Signature(s) of Owner(s)) Name(s) (Please Print) Capacity (See Instruction 4) Address (Including Zip Code) (Please also Complete the IRS Form W-9 Contained Herein (or an Appropriate IRS Form W-8, If Applicable)) SIGNATURE GUARANTEE (Carefully review instruction 3 to determine if this section requires completion) Dated , 2016 (Apply Medallion Signature Guarantee Stamp Here) Authorized Signature Name (Please Print) Address City, State, Zip Tax Identification Number*** Title (Tax Identification or Social Security NumberPlease Print) **Requires signature guarantee. See Instruction Name of Firm Area Code & Telephone No. 3 to this Letter of Transmittal. ***Fill in Taxpayer Identification Number of Payee. See Instruction 11 to this Letter of Transmittal. (See Instruction 11) * Confidential treatment requested. PLEASE READ CAREFULLY THE ACCOMPANYING INSTRUCTIONS Ladies and Gentlemen: Enclosed are one or more certificates representing shares of Common Stock and/or Preferred Stock of Mpex Pharmaceuticals, Inc. (the “Stock”). In connection with that certain Agreement and Plan of Merger dated as of April 8, 2011 (as it may be amended from time to time, the “Merger Agreement”), by and among Axcan Holdings Inc., a Delaware corporation (“Acquiror”), Axcan Lone Star Inc., a Delaware corporation and indirect wholly owned subsidiary of Acquiror (together with any successors by merger, “Sub”, and collectively with Acquiror, “Axcan”), Mpex Pharmaceuticals, Inc., a Delaware corporation (together with any successor in interest, by merger, conversion or otherwise, “Mpex Pharmaceuticals”), and, solely with respect to Sections 1.1, 1.15, 1.16, 1.17, 1.18, 5.9, 5.16 and 7.3 and Articles VIII and IX thereof, the Securityholders’ Representative Committee, the undersigned hereby surrenders, subject to the terms and conditions of the Merger Agreement, the certificate(s) noted above representing shares of Stock owned by the undersigned in exchange for, and for the purpose of receiving, as soon as practicable after surrender and in accordance with the terms of the Merger Agreement, the cash amount that the undersigned is entitled to receive with respect to the Stock being surrendered pursuant to the Merger Agreement. All such cash payments shall be rounded to the nearest xxxxx. Capitalized terms used and not otherwise defined herein shall have the meanings ascribed to them in the Merger Agreement.Address

WIRE PAYMENT INSTRUCTIONS. If you wish to have cash consideration to be issued to you in the Merger (as defined herein) Acquisition sent by wire transfer, please complete the remainder of this Letter of Transmittal and provide wire instructions below or include such instructions herewith. For international wires, please provide the SWIFT code (BIC) in the ABA Number field, and the complete IBAN in the Account Number field, if available. A $50.00 wire fee will be deducted from your payment. Bank Name Bank Routing Number (ABA Number) Account Name* Account Number FFC Account Name (if applicable) FFC Account Number (if applicable) Bank Contact/Telephone Number Beneficiary Account Name Beneficiary Account Number *Please provide the name on the account not the type of account (If wire is to be issued to an account in a name other than that set forth above, a Medallion Signature Guarantee is required, See Instructions 3, 4, 5 and 7) BOX A: SPECIAL PAYMENT/DELIVERY ISSUANCE INSTRUCTIONS This box should be completed only if the check or wire transfer is to be issued in the name of someone other than the registered holder(s) or if the name listed above is to be corrected. A Medallion Signatures Guarantee is required. (See Instructions Instruction 3, 4, 5 and 711 below.) Fill in ONLY BOX B: SPECIAL DELIVERY INSTRUCTIONS This box should be completed only if the check is to be issued in a name to the registered holder(s) but sent to an address other than that listed above (See Instruction 7 below). Name(s) Name(s) Address: Address: Employer Identification No. or Social Security No. ALL FORMER IN-THE-MONEY OPTION HOLDERS MUST COMPLETE THE FOLLOWING SIGNATURE PAGE IMPORTANT — FORMER IN-THE-MONEY OPTION HOLDER SIGNATURE PAGE Must be signed by registered holder(s) exactly as name(s) appear(s) on the grant documents of the In-the-Money Vested Option(s). Signature below certifies that no language alterations have been made in any way to the form of Letter of Transmittal provided to the undersigned in connection with the Acquisition and that the undersigned represents that the undersigned has read and agrees to all of the terms and conditions set forth in the materials accompanying this Letter of Transmittal. If signature is by a trustee, executor, administrator, guardian, attorney-in-fact, officer of a corporation or other person acting in a fiduciary or representative capacity, please set forth full title. See Instruction 4. (For information concerning signature guarantees see Instruction 3.) Checks or wire transfers will be issued only in the name of the person(s) submitting this Letter of Transmittal who are not current or former employees of the Company and will be mailed to the address appearing under “Description of In-the-Money Vested Option(s) Surrendered” or wire transferred to the bank account above.** Issue and deliver check to, as the case may be, unless the Special Payment/Delivery Instructions are completed. Payments to current or former employees of the Company will be made through the Company’s payroll. Dated , 2016 Sign Here X (Signature(s) of Owner(s)) Name(s) (Please Print) Capacity (See Instruction 4) Address (Including Zip Code) Telephone No. Email Address: (Please also Complete the IRS Form W-9 Contained Herein (or an Appropriate IRS Form W-8, If Applicable)) SIGNATURE GUARANTEE (Carefully review instruction 3 to determine if this section requires completion) Dated , 2016 (Apply Medallion Signature Guarantee Stamp Here) Authorized Signature Name (Please Print) Address City, State, Zip Tax Identification Number*** Title (Tax Identification or Social Security NumberPlease Print) **Requires signature guarantee. See Instruction Name of Firm Area Code & Telephone No. 3 to this Letter of Transmittal. ***Fill in Taxpayer Identification Number of Payee. See Instruction 11 to this Letter of Transmittal. (See Instruction 11) * Confidential treatment requested. PLEASE READ CAREFULLY THE ACCOMPANYING INSTRUCTIONS Ladies and Gentlemen: Enclosed are one or more certificates representing shares of Common Stock and/or Preferred Stock of Mpex Pharmaceuticals, Inc. (the “Stock”). In connection with that certain Agreement and Plan of Merger dated as of April 8, 2011 (as it may be amended from time to time, the “Merger Agreement”), by and among Axcan Holdings Inc., a Delaware corporation (“Acquiror”), Axcan Lone Star Inc., a Delaware corporation and indirect wholly owned subsidiary of Acquiror (together with any successors by merger, “Sub”, and collectively with Acquiror, “Axcan”), Mpex Pharmaceuticals, Inc., a Delaware corporation (together with any successor in interest, by merger, conversion or otherwise, “Mpex Pharmaceuticals”), and, solely with respect to Sections 1.1, 1.15, 1.16, 1.17, 1.18, 5.9, 5.16 and 7.3 and Articles VIII and IX thereof, the Securityholders’ Representative Committee, the undersigned hereby surrenders, subject to the terms and conditions of the Merger Agreement, the certificate(s) noted above representing shares of Stock owned by the undersigned in exchange for, and for the purpose of receiving, as soon as practicable after surrender and in accordance with the terms of the Merger Agreement, the cash amount that the undersigned is entitled to receive with respect to the Stock being surrendered pursuant to the Merger Agreement. All such cash payments shall be rounded to the nearest xxxxx. Capitalized terms used and not otherwise defined herein shall have the meanings ascribed to them in the Merger Agreement.Address