If you do not have a period after weaning, you should first rule out the possibility of pregnancy, and it is recommended to collect morning urine with early morning pregnancy test paper. If pregnancy is ruled out, it is often caused by endocrine disorders, so it is recommended to take progesterone orally to promote menstruation. The specific method is: progesterone pills 1 time a day, 2 pills a time, for 3 days. Since progesterone pills, in clinical practice, can cause dizziness, it is recommended to take them orally before going to bed. If you still do not have a period 8 days after stopping the medication, you must go to the hospital to have a blood test for sex hormone six and thyroid function, mainly to rule out premature ovarian failure or menopause due to abnormal thyroid function.