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Class III: unlikely to cause harmOngoing

Lannett Primidone Tablets Recall

Primidone Tablets USP, 250mg, 100-count bottle, Rx only, Distributed by: Lannett Compan…

Lannett Company Inc. · Seymour, IN

Risk level
Class III
Reported by FDA
May 27, 2026
Recall ID
D-0533-2026
Check your lot numberHow we source this data

Summary

Lannett recalled Primidone Tablets starting Apr 24, 2026. The FDA classified it as Class III (unlikely to cause harm) and published enforcement report D-0533-2026 on May 27, 2026. Reason: Cross contamination with other products: API contaminated with trace amounts of Acemetacin API. Status: Ongoing.

Why it was recalled

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

Product description

Primidone Tablets USP, 250mg, 100-count bottle, Rx only, Distributed by: Lannett Company, Inc., Philadelphia, PA 19136, NDC 0527-1231-01.

Lot numbers, UPCs & expiration codes

Lot#: 25283038A, Exp 1/31/2028; 25283564A, 25283565A, Exp 3/31/2028; 25285712A Exp 08/31/2028; 25284105A, Exp 4/30/2028; 25284874A, 25284875A, Exp 08/31/2028.

Where it was sold

USA Nationwide

What to do if you have this product

  • Compare the lot number and expiration date on your package with the codes above.
  • Don't stop taking a prescription medicine on your own. Call your pharmacist or doctor; they can confirm whether your supply is affected and arrange a replacement.
  • If you have symptoms you think are related, contact your doctor. In an emergency call 911.
  • Report side effects to FDA MedWatch at 1-800-FDA-1088.

Recall details

Recall number
D-0533-2026
Classification
Class III
Status
Ongoing
Recall initiated
Apr 24, 2026
FDA report date
May 27, 2026
Quantity
44865 bottles
Recall type
Voluntary: Firm initiated
Recalling firm
Lannett Company Inc.

Original FDA data

Every field from FDA enforcement report D-0533-2026, exactly as published.

Show all FDA fields
City
Seymour
State
IN
Status
Ongoing
Country
United States
Event ID
98791
Address
1101 C Ave W
Code information
Lot#: 25283038A, Exp 1/31/2028; 25283564A, 25283565A, Exp 3/31/2028; 25285712A Exp 08/31/2028; 25284105A, Exp 4/30/2028; 25284874A, 25284875A, Exp 08/31/2028.
Postal code
47274-3342
Report date
May 27, 2026
Product type
Drugs
Recall number
D-0533-2026
Classification
Class III
Recalling firm
Lannett Company Inc.
Product quantity
44865 bottles
Reason for recall
Cross contamination with other products: API contaminated with trace amounts of Acemetacin API.
Voluntary / mandated
Voluntary: Firm initiated
Product description
Primidone Tablets USP, 250mg, 100-count bottle, Rx only, Distributed by: Lannett Company, Inc., Philadelphia, PA 19136, NDC 0527-1231-01.
Distribution pattern
USA Nationwide
Recall initiation date
Apr 24, 2026
Initial firm notification
Letter
Center classification date
May 18, 2026

How we source this data

Source: U.S. Food and Drug Administration enforcement report D-0533-2026, published May 27, 2026. View the source record (openFDA) · FDA enforcement reports

Last checked against FDA data: . Content last changed: .

FindMyRecall is an independent service and is not affiliated with or endorsed by the FDA. This page simplifies the official record; the FDA or manufacturer notice is authoritative, so follow its instructions. Medication information here is not individualized medical advice.

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