Aci-Steril; Aminoform; Ammonioformaldehyde; Antihydral-M; Cystamine; Cystogen; Esamina; Formamine; Formin; Hexamethylenamine; Hexamethylene Tetramin; Hexamethylenetatramine; Hexamethylentetramine; Hexamine; Methenamine; Metheramine; Metramine; Urisol; Uritone; Uroformin Gobey; Urotone; Urotropine; Vesalvine