There are many Chinese herbal formulas for regulating menstruation, such as Jiu Yuan Decoction, Shaobing (Little Abdomen) Blood Stasis Expelling Soup, and Wen Jing Tang, etc. Generally, it is manifested as heavy or light menstruation, delayed or early menstruation, and menstrual cramps, which need to be listed in the formulas of the suitable Chinese herbal medicines according to the specific conditions. 1. Heavy or light menstrual flow: Heavy or light menstrual flow may be caused by Qi deficiency or Blood heat. For Qi deficiency, Lift Yuan Decoction can be used; for Blood heat, Po Yin Decoction can be used. 2. Delayed or early menstruation: Delayed menstruation may be caused by Blood deficiency or Blood stasis. For Blood deficiency, Si Wu Tang or Ba Zhen Tang can be used, while Blood stasis can be treated with Shao Abdomen Blood Stasis Expelling Tang; early menstruation may be caused by Qi deficiency or Blood heat. For Qi deficiency, tonifying the middle Jiaozhong and Yiqi (treating Qi deficiency by tonifying the spleen) Tang can be used; for Blood heat, Liangdi Tang or Qingjing San can be used. 3. Dysmenorrhea: Dysmenorrhea is mostly due to cold in the body, which collects in the uterus and causes pain if it does not pass. Warm menstruation soup or Shaohuayi Yuyu Tang can be used. The pathogenesis of menstrual disorders is complex, and requires professional doctor’s diagnosis and adjustment. It is recommended to consult a doctor in time, do not self-medicate to avoid adverse consequences.