If menstruation does not stop, it is abnormal uterine bleeding, and the main treatment for this condition is to stop the bleeding and correct the anemia. The first choice of medication to stop the bleeding is the use of sex hormones, using the lowest effective dose of sex hormones, can achieve the purpose of stopping the bleeding as soon as possible. The most commonly used hormones are progestins and estrogen preparations, such as dydrogesterone, medroxyprogesterone acetate, and estradiol valerate. However, the use of these hormones must be particularly careful, not indiscriminate use of drugs should be used under the guidance of a doctor, otherwise if the amount of drugs will lead to a further increase in bleeding. Oral contraceptive pills and gynecological hemostatic drugs commonly used to stop bleeding also have a certain effect, are to be used under the guidance of a doctor. When the bleeding is heavy and medication is not effective, a curettage should be considered. Curettage can stop the bleeding quickly and the scraped out lining can be sent for pathology to understand the shape of the uterine lining. However, it is not suitable for women who are not sexually active or for adolescents.