Nostrum Laboratories, Inc. Issues Voluntary Nationwide Recall of Metformin HCl Extended Release Tablets, USP 500 mg, Due to N-Nitrosodimethylamine (NDMA) Content Above the Acceptable Daily Intake (ADI) Limit

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Nostrum Laboratories, Inc. Issues Voluntary Nationwide Recall of Metformin HCl Extended Release Tablets, USP 500 mg, Due to N-Nitrosodimethylamine (NDMA) Content Above the Acceptable Daily Intake (ADI) Limit

Nostrum Laboratories, Inc. is voluntarily recalling 2 (two) lots of Metformin HCl Extended Release Tablets, USP 500 mg to the consumer level. The Metformin HCl Extended Release Tablets, USP 500 mg have been found to contain levels of nitrosamine impurities above the ADI limit of 96 ng/day as published in the FDA Guidance Document issued September, 2020.

NDMA is classified as a probable human carcinogen (a substance that could cause cancer) based on results from laboratory tests. NDMA is a known environmental contaminant and found in water and foods, including meats, dairy products, and vegetables. Nostrum Laboratories, Inc. has not received any reports of adverse events related to this recall.

The product is indicated as an adjunct to diet and exercise to improve blood glucose control in adults with type 2 diabetes mellitus and is packaged in HDPE bottles of 100 tablets, under NDC 29033-055-01. The affected Metformin HCl Extended Release Tablets, USP 500 mg lots are listed in the table below. The product can be identified as an off-white oblong tablet debossed with “NM5”. Metformin HCl Extended Release Tablets, USP 500 mg was distributed Nationwide to wholesalers.