Foot soaking in moxa leaf water has the benefits of warming menstruation, dispersing cold and relieving pain, dispelling dampness and relieving itching. Mugwort leaves are the dried leaves of Mugwort, family Asteraceae. Taste pungent, bitter, warm; have a small poison. Attributed to the liver, spleen, kidney meridian. It can warm the menstruation to stop bleeding (warm the human body’s meridians to stop bleeding in the body), disperse cold to relieve pain (relieve pain by removing the cold in the body); and dispel dampness and relieve itching for external use. Mugwort leaves can be used for vomiting blood, metrorrhagia (excessive menstrual flow or dripping), epistaxis (all non-trauma-induced external hemorrhage in certain parts of the body), excessive menstruation, fetal leakage (small amount of bleeding from the vagina in early pregnancy), hyperemesis, cold pain in the abdomen, menstrual cold, cold uterine infertility; external treatment of itchy skin. If the patient has the need for foot soaking in mugwort water, it is recommended to go to the hospital, and patients with indications can operate under the guidance of a doctor to avoid adverse effects.