The role of peach kernel and safflower in Tao Hong Si Wu Tang is mainly as a constituent, which serves to invigorate blood circulation and remove blood stasis. Tao Hong Si Wu Tang is a Chinese medicine formula mainly composed of peach kernel and safflower, which has the effect of nourishing blood and activating blood circulation. Peach kernel is bitter, sweet and neutral in nature, and is attributed to the heart, liver and large intestine meridians. It has the efficacy of invigorating blood circulation, removing blood stasis, moistening the intestines and relaxing the bowels, relieving cough and calming asthma (stopping cough and calming wheezing). Commonly used in menorrhagia and dysmenorrhea, bruises and injuries, intestinal dryness and constipation, cough and asthma. It should be noted that pregnant women should not use peach kernel. Safflower is pungent in flavor and warm in nature, and is attributed to the heart and liver meridians. It has the effect of activating blood circulation, dispersing blood stasis and relieving pain. Commonly used in menstrual cramps, dysmenorrhea, chest paralysis (chest pain), abdominal pain, stagnation, chest and ribs (chest and ribs), stabbing pain, bruises and injuries, sores and swelling pain. It is also used with caution in pregnant women. The peach and red four substance soup composed of these two, mainly to remove blood stasis as the core, but also to nourish blood, the effect of qi, but this formula is not applicable to pregnant women, other patients should also consult a professional doctor before use, follow the doctor’s instructions to take.