Each 50 mg/500 mg, and 50 mg/1000 mg tablet contains vildagliptin 50 mg, and metformin HCl 500 mg, and 1000 mg, respectively. It also contains the following excipients: Red ferric oxide (50 mg/500 mg only), yellow ferric oxide, hypromellose, hydroxypropylcellulose, magnesium stearate, polyethylene glycol and talc.
Vildagliptin is (S)-1-[2-(3-hydroxy-adamantan-1-ylamino)acetyl]pyrrolidine-2-carbonitrile.
Metformin HCl is imidodicarbinimidic,N,N-dimethyl-,monohydrochloride.