Common Contracts

Portions of this exhibit marked [*] are requested to be treated confidentially. CO-PROMOTION AGREEMENT

Co-Promotion Agreement • August 22nd, 2005 • Salix Pharmaceuticals LTD • Pharmaceutical preparations • Delaware

• Contract Type
  Co-Promotion Agreement
• Filed
  August 22nd, 2005
• Company
  Salix Pharmaceuticals LTD
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

This CO-PROMOTION AGREEMENT (this “Agreement”), dated March 2, 2005, is entered into by and between SALIX PHARMACEUTICALS, INC., a California corporation (“Salix”) and ALTANA PHARMA US, INC., a Delaware corporation (“Altana”).

Portions of this exhibit marked [*] are requested to be treated confidentially. CO-PROMOTION AGREEMENT

Co-Promotion Agreement • May 10th, 2005 • Salix Pharmaceuticals LTD • Pharmaceutical preparations • Delaware

• Contract Type
  Co-Promotion Agreement
• Filed
  May 10th, 2005
• Company
  Salix Pharmaceuticals LTD
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

This CO-PROMOTION AGREEMENT (this “Agreement”), dated March 2, 2005, is entered into by and between SALIX PHARMACEUTICALS, INC., a California corporation (“Salix”) and ALTANA PHARMA US, INC., a Delaware corporation (“Altana”).