The common causes and regulation methods mainly include: 1, qi stagnation evidence, is one of the most common causes of premenstrual breast pain symptoms, with introverted personality, excessive thinking, emotional depression, the time of the onset of menstruation may be pushed back, the amount of menstruation is relatively small, the blood color is dark red, etc., breast pain symptoms 2, liver depression, because the patient often emotional irritability or excessive thinking, resulting in liver depression and qi stagnation caused by menstrual disorders or early or postponed, menstrual blood flow and poorly accompanied by breast pain symptoms, can be dredged by the liver to relieve depression, blood regulating the menstruation method to regulate, free of charge pill is one of the commonly used drugs. 3, qi deficiency blood stasis, is also caused by menstruation The main cause of premenstrual breast pain is a history of long-term chronic diseases, manifested as pale, tired and weak, less talkative, premenstrual breast pain and discomfort, can be regulated through the method of replenishing Qi and benefitting Qi, blood circulation and blood, clinically commonly used to supplement Yang also five soup as the main formula.