CLASS II Drug recall · Reported 14 Jul 2021 · FDA Enforcement Report

Buprenorphine and Naloxone Sublingual Film 2mg/0.5mg recalled by Alvogen

Alvogen is recalling Buprenorphine and Naloxone Sublingual Film 2mg/0.5mg, 30 pouches each containing 1, distributed nationwide in the US. The recall was initiated on 26 Feb 2021 and the FDA has classified it as Class II.

Check your package

Lot, batch or date codesLot #: 36924, Exp 6/2021
NDC47781-355, 47781-356, 47781-357, 47781-358
UPC0347781356118, 0347781358037, 0347781355036, 0347781357030, 0347781356033, 0347781358112
Quantity recalled9,696 cartons

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-0649-2021
FDA event ID
87372
Recalling firm
Alvogen, Morristown, NJ
Manufacturer
Alvogen Inc.
Classification
Class II
Status
Terminated
Recall initiated
26 Feb 2021
FDA classified
2 Jul 2021
Reported
14 Jul 2021
Type
Voluntary: Firm initiated
Customers notified by
Letter
Reason category
Potency & Assay

Timeline

26 Feb 2021Recall initiated by company
2 Jul 2021Classified by FDA+126 days
14 Jul 2021Published 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

Subpotent drug: Out of specification for assay of naloxone and buprenorphine (low)

Potency and specification recalls happen when a batch tests outside its approved limits for strength, purity or dissolution, which can mean the dose delivered is higher or lower than labelled.

Product as listed by the FDA

Buprenorphine and Naloxone Sublingual Film 2mg/0.5mg, 30 pouches each containing 1 sublingual film, Distributed by: Alvogen, Inc. Pine Brook, NJ 07058 USA, NDC 47781-355-03

Where it was distributed

USA nationwide.

Nationwide

Questions about this recall

Why was it recalled?

Subpotent drug: Out of specification for assay of naloxone and buprenorphine (low)

Which lots are affected?

Lot #: 36924, Exp 6/2021

Where was it sold?

USA 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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Other Buprenorphine recalls

All 22
ReportedClassRecallCompanyReasonWhere
DrugCLASS IIIBuprenorphine Sublingual Tablets (C-iii), 2 mg recalledBuprenorphineAmerican Health PackagingPackaging DefectsNationwide
DrugCLASS IIBuprenorphine HCl, CIII, Injection, 0.3 mg/mL recalled by Par Health USABuprenorphine HydrochloridePar Health USAOtherNationwide
DrugCLASS IIBuprenorphine Hydrochloride, Injection, 0.3mg/mL recalled by Endo UsaBuprenorphine HydrochlorideEndo USAOtherNationwide
DrugCLASS IIBuprenorphine Hydrochloride Injection recalled by PfizerBuprenorphine HydrochloridePfizerSterilityNationwide
DrugCLASS IIBuprenorphine HCl, Injection, 0.3mg/mL recalled by PAR Sterile ProductsBuprenorphine HydrochloridePAR Sterile ProductsPackaging DefectsNationwide