Fresh mugwort is the drug source of the traditional Chinese medicine mugwort leaves, usually not used directly, must be screened and dried into the medicine, generally used for the treatment of vomiting blood, epistaxis, disintegration (excessive menstruation or dripping), itching of the skin, etc., it is recommended to consult with a medical professional according to the need for reasonable use. Ai Ye is the dried leaves of Ai, a plant of the Asteraceae family, with pungent and bitter taste, warm nature, small poison, and belongs to the liver, spleen and kidney meridians, with the effect of warming menstruation, stopping bleeding, dispersing cold and relieving pain, and dispelling dampness and relieving itching when used externally. Mugwort is often used in treating hematemesis, epistaxis, metrorrhagia, excessive menstruation, fetal leakage (a small amount of vaginal bleeding in early pregnancy), hyperemia, cold pain in the abdomen, cold menstrual disorders, cold uterus and infertility, and externally treating itching of the skin. Its adverse effects are not clear, Yin deficiency and blood heat should be used with caution. If you need to use mugwort, please under the guidance of a professional physician to identify the evidence, do not self-medication, so as not to affect your health.