In this case, progesterone treatment can be given during the second half of the menstrual period, such as progesterone injection, Imazin, Angiotensin, and Didrogestrel tablets, etc. Normally, there will be a normal menstrual flow within 14 days after stopping the medication, and there will be a significant increase in menstrual volume. Women with too few periods, if they are caused by damage to the endometrium, for this case, estrogen can be considered to stimulate the growth of the endometrium, usually with the application of high dose of Estradiol Valerate, which is Estradiol Valerate Tablets. During the medication period, attention should be paid to allow the patient to move properly and drink more water to prevent the occurrence of venous thrombosis.