Mugwort has the efficacy of warming menstruation and stopping bleeding (warming the body’s meridians to stop bleeding in the body), dispersing cold and relieving pain (relieving pain by removing cold from the body). For patients with heavy menstruation and menstrual cramps caused by cold deficiency in the lower jiao, mugwort leaves can usually be taken during menstrual vacation. Ai Ye is the dried leaves of the plant Ai, family Asteraceae. The medicine has the efficacy of warming menstruation and stopping bleeding, dispersing cold and relieving pain, and dispelling dampness and relieving itching when used externally. Clinically, it can be used for the treatment of vomiting blood, epistaxis, metrorrhagia (excessive menstrual flow or more than a few drops), excessive menstruation, fetal leakage (a small amount of vaginal bleeding in early pregnancy), hyperemia, cold pain in the abdomen, irregular menstrual cold and infertility in the uterus, and other conditions. It should be noted that the medicinal properties of moxa leaves are warm, so it is not suitable for patients with yin deficiency (deficiency of yin and essence in the body, and hyperactivity of deficiency fire). If you need to use moxa leaves, it is recommended to go to a regular hospital for consultation and treatment under the guidance of a professional physician.