Metformin Hydrochloride Extended-Release 500mg (Lupin) – NDMA Impurity (2020)
Class II: A situation in which use of, or exposure to, a violative product may cause temporary or medically reversible adverse health consequences or where the probability of serious adverse health consequences is remote
Class II recall indicates potential for temporary health effects.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Metformin Hydrochloride Extended-release Tablets USP 500 mg, 100 count bottles, Rx only, Manufactured for: Lupin Pharmaceuticals, Inc., Manufactured by: Lupin Limited, Goa INDIA NDC 68180-338-01
Brand
Lupin Pharmaceuticals Inc.
Lot Codes / Batch Numbers
Not specified in FDA notice. Check official source for details.
Products Sold
Batch# G808201 Aug-20 G808202 Aug-20 G808200 Aug-20 G900935 Dec-20 G901311 Dec-20 G900957 Dec-20 G900958 Dec-20 G901006 Dec-20 G904803 May-21 G904804 May-21 G906551 Jul-21 G906552 Jul-21 G907375 Aug-21 G908605 Oct-21 G908604 Oct-21 G002108 Jan-22 G002109 Jan-22 G002559 Feb-22 G002560 Feb-22
Lupin Pharmaceuticals Inc. is recalling Metformin Hydrochloride Extended-release Tablets USP 500 mg, 100 count bottles, Rx only, Manufacture due to CGMP Deviations: FDA analysis detected N-Nitrosodimethylamine (NDMA) impurity above the acceptable intake level. This is a Class I recall, indicating a high risk of serious health consequences. Based on FDA drug enforcement report.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
CGMP Deviations: FDA analysis detected N-Nitrosodimethylamine (NDMA) impurity above the acceptable intake level
Recommended Action
Per FDA guidance
Consumers should stop using the product and contact the recalling firm, their healthcare provider, or return it to the place of purchase.
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticePage updated: Jan 7, 2026