目的：研究甲磺酸二氢麦角碱缓释胶囊临床治疗认知功能减退的有效性和安全性。

Objective: To research the effect and safety of dihydroergotoxine mesylate treated on cognitive decrease.

youdao

目的：研究甲磺酸二氢麦角碱缓释胶囊临床治疗认知功能减退的有效性和安全性。

Objective: To research the effect and safety of dihydroergotoxine mesylate treated on cognitive decrease.

youdao