Da-Ying-35 is taken from the 5th day of menstruation, and after a course of treatment, menstruation will come after 3-5 days of discontinuation, and the second box of pills will be taken on the 5th day of menstruation. Under normal circumstances, 3 boxes of pills is a course of treatment, which is a kind of contraceptive and the progestin contained in it is cyproterone acetate, which has strong anti-androgen effect. Therefore, in addition to contraception, it can also be used to treat polycystic ovary syndrome, which is prone to acne and heavy body hair due to the high androgen level of these patients. Patients taking TAIE-35 can reduce the clinical manifestations of patients, thus making menstruation regular and acne disappear gradually.