If your period does not come, you have to find out the reason, first of all, you have to exclude the possibility of pregnancy. If you are not pregnant, most of them are caused by endocrine disorders, you can take progesterone orally to promote menstruation, take two capsules once a day for 3 days, and your period will come 3-7 days after you stop taking it. It is recommended to take blood test for sex hormone six on the 2nd or 3rd day of menstruation to understand the clinical abnormalities of endocrine secretion, and then to regulate menstruation according to the results. It is also recommended that women should lead a regular life and refrain from excessive alcohol consumption and anxiety, which may cause endocrine disorders and lead to abnormal menstruation. If you do not get your period on the 8th or 9th day after stopping oral progesterone, you should go to the hospital for a detailed examination.