Granules Pharmaceuticals, Inc., (Chantilly, Virginia), which is a wholly-owned subsidiary of Granules India Limited, has voluntarily recalled 12 lots of Metformin Hydrochloride extended-release tablets USP, 750 mg, 100 and 500 count bottles within expiry to the consumer level due to the detection of N-Nitrosodimethylamine (NDMA) levels above the acceptable daily intake (ADI).