Mugwort usually refers to mugwort leaves, the role of the main treatment of blood in the stool, vomiting blood, menstrual disorders, cold pain in the heart and abdomen (the location of the heart and abdomen to feel the cold pain) and other diseases, cold pain (by removing the body’s cold to relieve pain) and other efficacy, the use of decoction of soup or moxibustion and so on. The leaves of mugwort can be used as medicine, i.e. mugwort leaves, the efficacy of cold pain, dampness and itching, as well as warm menstruation and stop bleeding (warming the human body meridians to stop bleeding), the main treatment of menstrual disorders, fetal restlessness, with the next, hemorrhoids, menstrual cramps, pregnancy blood, vomiting blood, blood, bleeding, leakage (excessive menstruation or more than a few drops), blood in the urine and other diseases. The use of mugwort leaves is decoction soup for internal use, or into the pill, bulk; external use is made of moxa moxibustion, or decoction of water fumigation, or pounded juice external application, or fried hot warm iron. The adverse reactions and contraindications of moxa leaves are not yet clear, and those with deficiency of yin and blood heat should be taken with caution. Ai Ye should be applied under the guidance of the TCM physician’s diagnosis, and should not be used on its own, so as not to cause adverse consequences.