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OPTR > SEC Filings for OPTR > Form 8-K on 8-May-2013All Recent SEC Filings

Show all filings for OPTIMER PHARMACEUTICALS INC | Request a Trial to NEW EDGAR Online Pro



Entry into a Material Definitive Agreement

Item 1.01. Entry into a Material Definitive Agreement.

On May 2, 2013, Optimer Pharmaceuticals, Inc. (the "Company") and Biocon Limited ("Biocon") entered into Amendment #4 to API Manufacturing and Supply Agreement ("Amendment #4"). Amendment #4 further amends the API Manufacturing and Supply Agreement, dated May 18, 2010, between the Company and Biocon, pursuant to which Biocon manufactures fidaxomicin's active pharmaceutical ingredient. Pursuant to Amendment #4, among other things, the Company and Biocon memorialized certain amended pricing terms and agreed to renegotiate certain terms if the prices of certain raw materials vary in excess of negotiated thresholds. The Company intends to file Amendment #4 as an exhibit to its next periodic report and will seek confidential treatment of certain terms in Amendment #4 at such time.

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