March 4, 2013 Pedro Lichtinger La Jolla, CA 92037 Re: Separation from Optimer Pharmaceuticals, Inc. Dear Mr. Lichtinger:Optimer Pharmaceuticals Inc • May 10th, 2013 • Pharmaceutical preparations
Company FiledMay 10th, 2013 IndustryThis letter sets forth the terms and conditions of the separation agreement (the “Agreement”) that OPTIMER PHARMACEUTICALS, INC. (the “Company”) is offering to aid in your employment transition. This Agreement shall be effective as of the Effective Date as defined in Section 14(d) herein. As part of this Agreement, and pursuant to and subject to the terms of the Company’s Amended and Restated Severance Benefit Plan (the “Severance Plan”), and the letter agreement between you and the Company dated as of May 5, 2010 (the “Employment Agreement”), the Company will provide you certain separation benefits outlined below. All initially capitalized terms not otherwise defined herein shall have the meaning ascribed to such terms in the Severance Plan.