Therapeutic agents for degressive diseases in the central nervous system, which contain amide derivatives of dihydrocaffeic acid of the general formula (I) ##STR1## wherein, R.sub.1 and R.sub.2 and A are defined in the specification; the compounds exert a nerve growth factor inducing action and thus are effective for the prevention of the progression of degenerative diseases in the central nervous system and the therapeutic treatment thereof.
该治疗剂针对中枢神经系统退行性疾病,包含一般式(I)中二氢
咖啡酸酰胺衍
生物,其中R.sub.1,R.sub.2和A在说明书中有定义;该化合物具有神经生长因子诱导作用,因此对于预防中枢神经系统退行性疾病的进展以及治疗具有疗效。