Synonyms: S(-)-VERAPAMIL;S(-)-VERAPAMIL HYDROCHLORIDE;(-)-[3-cyano-3-(3,4-dimethoxyphenyl)hex-6-yl][2-(3,4-dimethoxyphenyl)ethyl]methylammonium chloride;S(-)-VERAPAMIL HYDROCHLORIDE HYDRATE;Benzeneacetonitrile, a-[3-[[2-(3,4-dimethoxyphenyl)ethyl]methylamino]propyl]-3,4-dimethoxy-a-(1-methylethyl)-, monohydrochloride, (aS)- (9CI);Benzeneacetonitrile, a-[3-[[2-(3,4-dimethoxyphenyl)ethyl]methylamino]propyl]-3,4-dimethoxy-a-(1-methylethyl)-, monohydrochloride, (S)-;LU 33926;Benzeneacetonitrile, α-[3-[[2-(3,4-dimethoxyphenyl) ethyl]methylamino]propyl]-3,4-dimethoxy -α-(1-methylethyl)-, monohydrochloride, (αS)-