If the menstrual cycle is irregular, it is recommended to take oral Chinese medicine to regulate the menstrual cycle, such as Bazhen Yimu capsule, menstrual regulating Yi Ling tablet or menstrual banding, which can effectively adjust the menstrual cycle. If there is no improvement after 2 months of medication, it is recommended to go to the hospital on the second or third day of menstruation for a blood test to understand the endocrine situation and whether the thyroid function is normal, and then give the corresponding regulation according to the results. In addition, if you experience prolonged menstrual cycle, weight gain, decreased menstrual flow, weight gain, and hairiness, it is likely to be caused by polycystic ovary syndrome.