Ai Ye pole does not belong to the drug, the drug source of Ai Ye for the leaves of the plant Artemisia absinthium of the family of Asteraceae, which has the efficacy and function of warming the menstruation and stopping bleeding (warming the human body meridians and stopping bleeding in the body), dispersing the cold and relieving pain (by removing the cold evil in the body to ease the pain), and dispelling dampness and relieving itching. Ai Ye is a Chinese medicine, taste pungent, bitter, warm, with warm menstruation to stop bleeding, dispersing cold pain, dispel dampness and relieve itching effect, mainly used for the treatment of vomiting blood, epistaxis, hemoptysis, blood in stool, leakage (excessive menstrual flow or dripping more than one), blood in pregnancy, menstrual disorders, dysmenorrhea, fetal restlessness, cardiac and abdominal cold pain (the location of the heart and abdomen to feel the cold pain), diarrhea and long term dysentery, cholera, such as turning tendons and other diseases. The volatile oil in mugwort leaves is both an active ingredient and a toxic ingredient, which can cause burning and flushing of the skin mucous membranes, and oral intake of gastrointestinal irritation can occur. Note that this product is prohibited for those who are allergic to this product, allergic persons should be cautious, and those who have deficiency of yin and blood heat should be cautious of taking the product. If you need to use this product, it should be under the guidance of a physician, do not unauthorized use of drugs, so as not to cause adverse reactions.