Pharmaceutical US drugmakers Amylin Pharmaceuticals (Nasdaq: AMLN), Eli Lilly (NYSE: LLY) and Alkermes (Nasdaq: ALKS) said yesterday that the US Food and Drug Administration has acknowledged their resubmission of the New Drug Application for the type 2 diabetes drug candidate Bydureon (exenatide extended-release for injectable suspension), and has assigned a new Prescription Drug User Fee Act (PDUFA) action date of January 28, 2012. 12 August 2011