254
Participants
Start Date
March 19, 2019
Primary Completion Date
December 22, 2022
Study Completion Date
December 22, 2022
Sildenafil
Subjects were given sildenafil citrate, 25mg/capsule, once a night, one capsule each time, for 4 weeks.
Ningmitai capsule
The subjects took Ningmitai capsule, 0.38 g/capsule, 3 times a day, 4 capsules each time, after meals, and continued to treat for 4 weeks.
Ningbitai capsule + sildenafil
The subjects took Ningmitai capsule orally, 0.38 g/capsule, 3 times a day, 4 capsules each time, and took it after meals. Sildenafil citrate, 25mg/capsule, once a night, one capsule each time, was taken orally for 4 weeks.
The First Affiliated Hospital of Sun Yat-sen University, Guangzhou
Xintian Pharmaceutical
INDUSTRY