PRAZOSIN HYDROCHLORIDE
According to the official FDA enforcement report:
Failed Impurities/Degradation Specification: presence of N-nitroso Prazosin impurity C above the Carcinogenic Potency Categorization Approach (CPCA) acceptable intake limit
Prazosin Hydrochloride, Capsules, USP, 5 mg, 20 capsules (5x4) cartons, Rx only, Distributed by American Health Packaging, Columbus, Ohio 43217, carton NDC 60687-572-32, Individual unit dose: NDC 60687-572-33
Nationwide within the United States
Official Source Provenance
Verified regulatory citation from U.S. FDA OpenFDA