60
Participants
Start Date
February 1, 2019
Primary Completion Date
September 30, 2019
Study Completion Date
December 31, 2019
Dydrogesterone
The investigators give participants oral dydrogesterone(as described in arm description).After 3 cycles of treatment, the investigators evaluate the treatment effects.
Peking Union Medical College Hospital, Beijing
Peking Union Medical College Hospital
OTHER