Warning letterPosted July 29, 2025

FDA warning letter to Macsen Drugs

CGMP/Finished Pharmaceuticals/Adulterated

FDA's record ↗

FDA posted a warning letter to Macsen Drugs on July 29, 2025; the letter is dated March 5, 2025. Subject: CGMP/Finished Pharmaceuticals/Adulterated. Issuing office: Center for Drug Evaluation and Research (CDER).

On the record

Company
Macsen Drugs
Subject
CGMP/Finished Pharmaceuticals/Adulterated
Issuing office
Center for Drug Evaluation and Research (CDER)
Letter dated
2025-03-05
Posted by FDA
2025-07-29
Source
FDA warning letters ↗

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A warning letter is FDA's notice to a company that it found significant violations of federal requirements. FDA asks for a written response, normally within 15 working days. The letter is advisory: it states the agency's position and is not a final agency action.

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