With overwhelming support in both the U.S. House and Senate and the strong backing of President Obama, a reauthorization of the landmark Prescription Drug User Fee Act that funds new drug application reviews at the Food and Drug Administration is a near certainty, probably within days or weeks at most. But one amendment to the Senate's version of PDUFA reauthorization, contained in the Food and Drug Administration Safety Innovation Act, could threaten both retail pharmacies and the patients they serve.