Synonyms: Biguanide,1,1-dimethyl- (6CI,8CI);1,1-Dimethylbiguanide;Cidophage;DMGG;Dimethylbiguanide;Emiphage;Ficonax;Fluamine;Flumamine;Gliguanid;Glucofine;Haurymelin;Metformin;Metiguanide;Metphage;N,N-Dimethyl-imidodicarbonimidic diamide;N,N-Dimethylbiguanide;N,N-Dimethyldiguanide;N1,N1-Dimethylbiguanide;NNDG;N'-Dimethylguanylguanidine;Siofor;