A compound, 7-chloro-4-hydroxy-2-(2-pyridylethyl)-1,2,5,10-tetrahydropyridazino[4,5-b] quinoline-1,10-dione, its (-) enantiomer, its (+) enantiomer, pharmaceutically-acceptable salts thereof, a method for treating pain comprising administering a pain-ameliorating effective amount of the (-) enantiomer to an individual suffering from pain and pharmaceutical compositions containing the (-) enantiomer are disclosed.
本发明公开了一种化合物,即7-
氯-
4-羟基-2-(2-
吡啶乙基)-1,2,5,10-四氢
吡啶并[4,5-b]
喹啉-1,10-二酮,其(-)对映体,其(+)对映体,其药学上可接受的盐,以及一种治疗疼痛的方法,包括向正在经历疼痛的个体投与有效减轻疼痛的量的(-)对映体,以及含有(-)对映体的制药组合物。