Medroxyprogesterone Acetate Tablets are used to regulate menstruation, usually for only 5 to 10 days, not for months. Medroxyprogesterone Acetate Tablets is a kind of progestin, which has the effect of treating functional amenorrhea. Patients need to undergo ultrasound examination first, and need to adjust the dosage of medroxyprogesterone acetate tablets according to the thickness of the uterine lining, and after 5~10 days of continuous use, stop using the drug will cause withdrawal bleeding. Common adverse reactions of medroxyprogesterone acetate tablets include irregular bleeding, long-term use of the drug is prone to cause liver function abnormalities; hepatic and renal insufficiency, patients with hypercalcemia due to bone metastasis, pregnancy, unexplained uterine bleeding and thrombosis disease patients are prohibited. The application of medroxyprogesterone acetate tablets carries certain risks, and patients need to be guided by a specialist.