FDA Complete Response for Eagle Anticoagulant

FDA has issued Eagle Pharmaceuticals a complete response letter on a 505(b)(2) NDA for Kangio (bivalirudin injection), a ready-to-use intravenous formulation for use as an anticoagulant. The agency letter requested further characterization of bivalirudin-related substances in the drug product. Eagle will work directly with the FDA to determine an appropriate path forward to address the comments, according to the company. The submission is seeking an indication for use in patients: (1) undergoing percutaneous coronary intervention (PCI) with use of a glycoprotein IIb/IIIa inhibitor, (2) undergoing PCI with, or at risk of, heparin-induced thrombocytopenia and thrombosis syndrome, and (3) with unstable angina undergoing percutaneous transluminal coronary angioplasty. Bivalirudin is the active ingredient in The Medicines Company’s Angiomax.

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Guide on Biosimilar Postapproval Manufacturing Changes

FDA has released a final guidance entitled “Postapproval Manufacturing Changes to Biosimilar and Interchangeable Biosimilar Products — Questions and Answers.” The document explains how manufacturers should document and report changes to approved biosimilars, including changes involving manufacturing processes, production facilities, dosage forms and strengths. Regarding information required for postapproval manufacturing changes,