申请人:Zeria Pharmaceutical Co., Ltd.
公开号:US05198450A1
公开(公告)日:1993-03-30
An agent for treating or preventing cerebral circulation disorder, cerebral metabolism disorder, or memory disturbance is disclosed. The agent comprises as an effective component a phenylalkanoylamine derivative represented by the following formula (I), ##STR1## wherein A represents a 1,3-thiazolidin-3-yl group, a 1,2,3,6-tetrahydropyridin-1-yl group, a morpholino group, a thiomorpholin-4-yl group, or a 3-pyrrolin-1-yl group, R.sup.1 and R.sup.2, which may be the same or different, represent a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a nitro group, an amino group, a guanidino group, or a group ##STR2## (wherein R.sup.3 and R.sup.4 independently represent a lower alkyl group or form in combination 5- or 6-membered heterocyclic group), and n represents an integer of 2-6, or a salt thereof. This agent is effective for treating or preventing cerebral hemorrhage sequela, cerebral infarction sequela, cerebral arterioscleosis, subarachnoid hemorrhage sequela, cranial injury sequela, cerebral operation sequela, cerebrovascular dementia, Parkinson's disease, Alzheimer's disease, Pick's disease, various anoxia toxicosis including, but not limited to anthracemia sequela, cerebral alcoholism related diseases, and the like.
本发明揭示了一种用于治疗或预防脑循环障碍、脑代谢障碍或记忆障碍的药剂。该药剂包括一种由以下式(I)表示的苯基烷酰胺衍生物作为有效成分,其中A代表1,3-噻唑烷-3-基、1,2,3,6-四氢吡啶-1-基、吗啉基、硫代吗啉-4-基或3-吡咯烷-1-基,R1和R2,可以相同也可以不同,代表氢原子、卤素原子、低烷基、低烷氧基、硝基、氨基、胍基或基团(其中R3和R4独立地代表低烷基或组成5-或6-元杂环基),n代表2-6的整数,或其盐。该药剂对于治疗或预防脑出血后遗症、脑梗死后遗症、脑动脉硬化、蛛网膜下腔出血后遗症、头部损伤后遗症、脑手术后遗症、脑血管性痴呆、帕金森病、阿尔茨海默病、皮克氏病、各种缺氧中毒(包括但不限于炭疽病后遗症、脑酒精中毒相关疾病等)具有良好的疗效。