605
Participants
Start Date
October 8, 2019
Primary Completion Date
April 12, 2024
Study Completion Date
April 24, 2024
Gastrodia and Uncaria granule
Patients allocated to the intervention group take 10g of Gastrodia and Uncaria granule each time, twice per day, and for two months.
Placebo of Gastrodia and Uncaria granule
Patients allocated to the control group take 10g of placebo of Gastrodia and Uncaria granule each time, twice per day, and for two months. The placebo has similar appearance and smell to genuine drug but has no effective anti-hypertensive agents.
Ruijin Hospital, Shanghai
Ruijin Hospital
OTHER
Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
OTHER
Shanghai Institute of Hypertension
OTHER