Lupin Pharmaceuticals Inc. is voluntarily recalling Metformin Hydrochloride Extended-Release Tablets USP (generic equivalent of Fortamet®), 500mg, lot G901203 to the consumer level. FDA analysis revealed that this lot exceeded the Acceptable Daily Intake Limit for the impurity N-Nitrosodimethylamine

http://www.fda.gov/safety/recalls-market-withdrawals-safety-alerts/lupin-pharmaceuticals-inc-issues-voluntarily-nationwide-recall-one-lot-metformin-hydrochloride