Thirty-something years old menstruation is almost gone, generally refers to the menstrual flow or abnormal bleeding, may be pregnancy, premature ovarian failure, endocrine disease caused, this time you need to first clarify the cause of the disease, the cause of the treatment. If it is preeclampsia, you can give progesterone capsules to keep the fetus in the womb. For premature ovarian failure, progesterone and estradiol valerate can be given as supplements. If there are endocrine disorders, then we need to actively treat the original disease. 1. Pregnancy: Women in their thirties who normally have normal menstruation have a higher chance of getting pregnant if they do not use reliable contraception. A small amount of vaginal bleeding may also occur when the fertilized egg is deposited. Blood HCG (human chorionic gonadotropin), progesterone test and ultrasound examination of the uterine adnexa can be carried out, and progesterone capsules or dextroprogesterone can be given to supplement the progesterone if it is a preeclampsia caused by a low level of progesterone.2. Premature Ovarian Failure: The decline of ovarian function that occurs before the age of forty is known as premature ovarian failure, which can be characterized by menstrual abnormality, scanty menstruation, and scanty menstrual flow, It can be characterized by abnormal menstruation, scanty menstruation, scanty menstruation and amenorrhea. It is recommended to consult the gynecology department of the hospital and give progesterone and estrogen supplementation under the guidance of the doctor. Long-term medications such as progesterone capsules, dydrogesterone and estradiol valerate can improve the symptoms caused by the lack of estrogen and progesterone. 3. Endocrine diseases: hypothyroidism may cause menstrual disorders, scanty menstruation, amenorrhea and other symptoms. It is recommended to make a clear diagnosis and supplement thyroxine tablets under the guidance of a doctor. There may be other reasons for the loss of menstruation in one’s thirties, so it is recommended to make a clear diagnosis and understand the reasons first, and then target the treatment.