The invention discloses benzothiophene alkanol piperazine derivatives and their use as antidepressants. The invention discloses the said benzothiophene alkanol piperazine derivative having triple inhibition effect on the reuptake of 5-HT, NA and DA. Compared with clinical used antidepressants so far having single target, e.g. desipramine and fluoxetine, and clinical used antidepressants so far having double targets, e.g venlafaxine and duloxetine, the said benzothiophene alkanol piperazine derivatives of the present invention may have a broader indication range and less toxic and side effects to nervous system. The benzothiophene alkanol piperazine derivatives are the compounds with the following formula or their pharmaceutically acceptable salts, wherein Ar
1
, R
1
-R
4
, X, Y, m and n have the same definition as defined in claim
1.
该发明披露了
苯并噻吩烷醇
哌嗪衍
生物及其作为抗抑郁药物的用途。该发明揭示了所述
苯并噻吩烷醇
哌嗪衍
生物对5-HT、NA和
DA的再摄取具有三重抑制效应。与迄今为止具有单一靶点的临床使用抗抑郁药物(如去甲
丙胺和
氟西汀)以及迄今为止具有双重靶点的临床使用抗抑郁药物(如
文拉法辛和
度洛西汀)相比,本发明的
苯并噻吩烷醇
哌嗪衍
生物可能具有更广泛的适应症范围,对神经系统的毒性和副作用更少。
苯并噻吩烷醇
哌嗪衍
生物是具有以下结构式或其药用盐的化合物,其中Ar1、R1-R4、X、Y、m和n的定义与权利要求1中定义的相同。