What is a 503B outsourcing facility, and why are so many of them uninspected by FDA? Partnership for Safe Medicines 503A or 503BKnowing When to Order from Each One Epicur Pharma The U.S. Food and Drug Administration is moving toward allowing compounding pharmacies to produce more than a dozen injectable peptides that were banned because of potentially significant safety risks, the New York Why the FDA Is Paying More Attention to 503A & 503B Pharmacies If you've been watching the compounding space, especially around GLP 1s and peptides, you've probably noticed something. The FDA is paying Why compounding pharmacies matter and why you should care