It takes about one month to treat dysmenorrhea in women. Daing-35 is a short-acting contraceptive pill, the main ingredients of which are estrogen and progestin, and is used to treat women with dysmenorrhea. The exact number of days to stop bleeding depends on the individual’s health condition and the severity of the condition. If menstrual dripping is caused by endocrine disorders due to poor ovarian function, you can take Da-Ying-35 under the guidance of a doctor for treatment. If a fertile woman has incomplete menstruation and heavy bleeding, and the effect of taking Daying-35 is not obvious, it is advisable to go to the gynecological department of a hospital in time and cooperate with the doctor for scraping treatment to avoid excessive bleeding, which affects the health of women.