May 5, 2010 To: Michael Chang Dear Michael:Separation and Consulting Agreement • May 6th, 2010 • Optimer Pharmaceuticals Inc • Pharmaceutical preparations • California
Contract Type FiledMay 6th, 2010 Company Industry JurisdictionThis letter sets forth the terms and conditions of the separation and consulting agreement (the “Agreement”) that Optimer Pharmaceuticals, Inc. (the “Company”) is offering to you to aid in your employment transition.