1-{1-[4-(4-fluoro-phenyl)-4-oxo-butyl]-1,2,3,6-tetrahydro-pyridin-4-yl}-1,3-dihydro-benzoimidazol-2-one, Sintosian, 1-{1-[4-(4-fluorophenyl)-4-oxobutyl]-3,6-dihydro-2H-pyridin-4-yl}-2,3-dihydro-1H-benzimidazol-2-one, Properidol, Inapsine, 1-{1-[4-(4-fluorophenyl)-4-oxobutyl]-1,2,3,6-tetrahydro-4-pyridyl}-1,3-dihydro-2H-benzimidazol-2-one, Droleptan, Dridol, Droperidol, Halkan, Dehydrobenzperidol, Innovar, 3-[1-[4-(4-fluorophenyl)-4-oxobutyl]-3,6-dihydro-2H-pyridin-4-yl]-1H-benzimidazol-2-one, Sintodril