Warning letterPosted May 12, 2026
FDA warning letter to Ridley USA Inc.
CGMP/Medicated Feeds/Adulterated
FDA posted a warning letter to Ridley USA Inc. on May 12, 2026; the letter is dated April 3, 2026. Subject: CGMP/Medicated Feeds/Adulterated. Issuing office: Center for Veterinary Medicine.
On the record
- Company
- Ridley USA Inc.
- Subject
- CGMP/Medicated Feeds/Adulterated
- Issuing office
- Center for Veterinary Medicine
- Letter dated
- 2026-04-03
- Posted by FDA
- 2026-05-12
- Source
- FDA warning letters ↗
CFR cited
The record cites 7 sections of 21 CFR Parts 225, 507 and 558.
The full record
An account shows the violations FDA described and each CFR section it cited.
What a warning letter is
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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