US Drug Recall Register
Class III · Low risk Ongoing Initiated Apr 27, 2026 (4 months ago)

Primidone Tablets, USP, 50 mg, 50-count bottle, RX only, Manufactured by: Lannett…

Class III — Low risk. Unlikely to cause harm, but violates FDA regulations.

Why it was recalled

Cross contamination with other products: API contaminated with trace amounts of Acemetacin API.

What was recalled

Primidone Tablets, USP, 50 mg, 50-count bottle, RX only, Manufactured by: Lannett Company, Inc., Marketed by: GSMS, Incorporated, Camarillo, CA 93012. NDC 51407-637-05

Recalling firm
Golden State Medical Supply Inc.
NDC code
51407-637-05
Origin
CA, United States
Initiated by
Voluntary: Firm initiated
FDA recall number
D-0534-2026

What should you do? A recall doesn't always mean your specific bottle is affected - it often applies to certain lots only. Check the lot number on your package against the FDA notice, and talk to your pharmacist before stopping any medication.

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