Normal menstruation usually lasts 2-8 days, with an average of 4-6 days, and artificial intervention in the timing of periods is generally not recommended. If abnormalities exist, such as prolonged periods, the cause of the problem should be clarified and treatment should be chosen to address the cause. Menstruation is due to the shedding of the uterine lining, and each woman’s menstrual period usually lasts 2-8 days. If the menstrual period is prolonged, you can take some medicines for stopping bleeding, such as Gongxuning or Yunnan Baiyao capsules under the guidance of your doctor, which can make the menstrual period relatively shorter. In addition, if the prolongation of menstruation is caused by abnormal hormone levels, you can take estradiol valerate under medical advice to promote endometrial hyperplasia, to achieve the purpose of stopping bleeding, hormone drugs should be eaten for a menstrual cycle, and temporary stopping of the drug is likely to lead to menstrual disorders. The onset of menstruation is a normal physiological phenomenon, it is not recommended to change it, so as not to lead to future menstrual disorders. It is recommended that patients seek timely medical treatment, do not blindly use drugs.