If blood is drawn within 2-4 days of menstruation, progesterone should be low at this stage. If there is an increase in progesterone, it may indicate an abnormality, such as hyperprogesteronemia or atrophy of the corpus luteum, or adrenal problems that may cause an increase in progesterone, so low progesterone during this period does not need any special treatment, and is normal. If the sex hormone six test for progesterone occurs after ovulation in this case, the low progesterone is caused by the lack of ovulation, after ovulation, the woman’s progesterone is sure to rise. For patients in this situation, you can supplement progesterone treatment in the second half of menstruation, for the endometrium is a protective effect. If a woman does not ovulate for a long time, there is no progesterone to protect the endometrium, and it is easy to cause endometrial lesions.