Methods:The patients were divided into two groups:the Tongmaiyizhi capsule group and the Hydergine group.ET and CGRT were examined at the beginning and at the end of the treatment.

• 观察了通脉益智胶囊对血管性痴呆患者内皮素和降钙素基因相关肽的影响，并设立了喜德镇对照组。