0001193125-11-185947 Sample Contracts

] Shares HORIZON PHARMA, INC. Common Stock ($0.0001 par value per Share) UNDERWRITING AGREEMENT

Underwriting Agreement • July 11th, 2011 • Horizon Pharma, Inc. • Pharmaceutical preparations • New York

• Contract Type
  Underwriting Agreement
• Filed
  July 11th, 2011
• Company
  Horizon Pharma, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  New York

Negative assurance letter of counsel for the Company to be delivered pursuant to Section 6(d) of the Underwriting Agreement.

INDEMNIFICATION AGREEMENT

Indemnification Agreement • July 11th, 2011 • Horizon Pharma, Inc. • Pharmaceutical preparations • Delaware

• Contract Type
  Indemnification Agreement
• Filed
  July 11th, 2011
• Company
  Horizon Pharma, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

THIS INDEMNIFICATION AGREEMENT (the “Agreement”) is made and entered into as of , 20 between HORIZON PHARMA, INC., a Delaware corporation (the “Company”), and _________ (“Indemnitee”).

CONVERSION AND AMENDMENT AGREEMENT

Conversion and Amendment Agreement • July 11th, 2011 • Horizon Pharma, Inc. • Pharmaceutical preparations • California

• Contract Type
  Conversion and Amendment Agreement
• Filed
  July 11th, 2011
• Company
  Horizon Pharma, Inc.
• Industry
  Pharmaceutical preparations
• Jurisdiction
  California

THIS CONVERSION AND AMENDMENT AGREEMENT (this “Agreement”) is made and entered into as of June 16, 2011, by and among HORIZON PHARMA, INC., a Delaware corporation (the “Company”), and the undersigned stockholders of the Company (the “Stockholders”).