Auntie is menstruation. The absence of menstruation for two or three months may be due to pregnancy and does not require treatment. If it is caused by polycystic ovary syndrome, early onset ovarian insufficiency, etc., medication is needed to treat the cause. 1. Pregnancy: For women who have a history of sexual intercourse, not having a period for two or three months should be suspected as pregnancy. It is recommended to use pregnancy test paper to detect human chorionic gonadotropin (HCG) in urine, or go to the hospital to draw blood to detect HCG in blood. Generally, no treatment is needed and it is a normal physiological phenomenon. 2. Polycystic Ovary Syndrome (PCOS): This disease is characterized by menstrual disorders, acne, hirsutism, etc., which can be manifested in the absence of menstruation for two to three months. Patients should follow the doctor’s instructions to apply ethinylestradiol, compound short-acting contraceptives such as medroxyprogesterone acetate, and progestins such as dydrogesterone and medroxyprogesterone acetate, all of which can regulate the menstrual cycle. 3. Early-onset ovarian insufficiency: common symptoms are abnormal menstruation or amenorrhea, hot flashes, insomnia and other symptoms. Patients should follow the doctor’s instructions to apply compound preparations such as estradiol valerate and estradiol dextroprogesterone tablets, as well as natural progestins such as micronized progesterone pills and progesterone capsules. It is recommended that people who do not have their period for two or three months should go to the hospital in time to have relevant examinations and cooperate with the doctor for active treatment after clarifying the cause of the disease.