New piperidine derivatives of benzimidazole of the formula:
wherein n is 1 or 2 and R is lower alkyl, lower alkenyl or lower cycloalkyl, or a pharmaceutically acceptable salt thereof, are useful antihistaminic and antiallergic agents.
式中
苯并咪唑的新
哌啶衍
生物:
其中 n 为 1 或 2,R 为低级烷基、低级烯基或低级环烷基,或其药学上可接受的盐,是有用的抗
组胺剂和抗过敏剂。