Irregular menstruation due to Qi and blood deficiency can be regulated by taking Wuji Baifeng Pills. For patients with irregular menstruation, it is best to find out the cause, for example, to understand whether it is caused by endocrine disorder or due to organic lesions of the uterus. It is recommended to have blood tests for sex hormone six and thyroid function on the second or third day of menstruation to understand ovarian function and whether other endocrine disorders are normal, and according to the results, to give regulation, which may achieve more satisfactory results clinically. In addition, if you have irregular menstruation, ultrasound examination is also recommended to exclude bilateral ovarian polycystic changes, and treatment will be given according to the results clinically.