Cis- and trans-N-(2-aminocycloaliphatic)benzamide compounds of the formula ##STR1## e.g., N-methyl-N-[2-(N-pyrrolidinyl)cyclohexyl]-3,4-dichlorobenzamide, and their pharmaceutically acceptable salts, have been found to have potent analgesic activity, and compositions containing these compounds useful in pharmaceutical dosage unit form for alleviating pain in warm blooded animals, as well as methods for alleviating pain in animals with these compositions. Processes for preparing the compounds are also disclosed.
式子如下:##STR1##,例如,N-甲基-N-[2-(N-
吡咯烷基)环己基]-3,4-二
氯苯甲酰胺及其药学上可接受的盐已被发现具有很强的镇痛活性。含有这些化合物的组合物以制药剂量形式在温血动物中缓解疼痛,并提供了使用这些组合物缓解动物疼痛的方法。还公开了制备这些化合物的过程。