CLASS II Drug recall · Reported 3 Sep 2014 · FDA Enforcement Report

Vivitrol (naltrexone for extended-release injectable suspension) recalled

Alkermes is recalling Vivitrol (naltrexone for extended-release injectable suspension), distributed nationwide in the US. The recall was initiated on 4 Mar 2014 and the FDA has classified it as Class II.

Check your package

Lot, batch or date codesBatch Number: 412-3732AA; expiration date 07/2016 (NDC# 65757-302-02; Kit Pacaging Lot Number: 2013-021; expiration date 07/2016 (NDC# 65757-300-01.
NDC65757-300, 65757-301
Quantity recalled4,364 vials

Check the lot number on your package against the affected lots. If it matches, contact the pharmacy that dispensed it or your prescriber before stopping any medication.

Recall details

Recall number
D-1556-2014
FDA event ID
67838
Recalling firm
Alkermes, Waltham, MA
Manufacturer
Alkermes, Inc.
Classification
Class II
Status
Terminated
Recall initiated
4 Mar 2014
FDA classified
22 Aug 2014
Reported
3 Sep 2014
Type
Voluntary: Firm initiated
Customers notified by
Letter
Reason category
Other Reasons

Timeline

4 Mar 2014Recall initiated by company
22 Aug 2014Classified by FDA+171 days
3 Sep 2014Published in enforcement report+12 days

Companies usually start a recall weeks before the FDA classifies and publishes it; the gap above is that lag.

Reason for recall

Customer complaints for failure to deliver the dose.

Product as listed by the FDA

VIVITROL (naltrexone for extended-release injectable suspension); 380 mg vial NDC 65757-300-01; RX Only Manufactured and marketed by Alkermes, Inc., Waltham, MA 02451.

Where it was distributed

Nationwide

Nationwide

Questions about this recall

Why was it recalled?

Customer complaints for failure to deliver the dose.

Which lots are affected?

Batch Number: 412-3732AA; expiration date 07/2016 (NDC# 65757-302-02; Kit Pacaging Lot Number: 2013-021; expiration date 07/2016 (NDC# 65757-300-01.

Where was it sold?

Nationwide

What should I do if I have it?

Check the lot number on your package against the affected lots. If it matches, contact the pharmacy that dispensed it or your prescriber before stopping any medication.

What does Class II mean?

Class II means the product may cause temporary or medically reversible health problems, or the probability of serious harm is remote.

Read the official FDA notice · Source record retrieved 26 Sep 2026. The FDA describes openFDA data as unvalidated; the official notice takes precedence. This page reports the record and gives no medical advice.

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