60
Participants
Start Date
August 30, 2017
Primary Completion Date
January 31, 2018
Study Completion Date
March 31, 2018
Yangxue Qingnao pill
The treatment group (20 cases) was treated with Yangxue Qingnao pill (2.5g / time, 3 times / day, orally for 6 months
Hydergotoxine mesylate tablets
The control group (n = 20) was treated with hidezhen 3 mg per day before meals for 6 months
blank control group
There were 20 cases in the blank control group.Outpatient consultation at any time was prescribed.
Peking University Third Hospital, Beijing
Beijing Hospital
OTHER_GOV
Peking University Third Hospital
OTHER