Water boiled with mugwort leaves should not be drunk every day. Water boiled with mugwort leaves can stop bleeding, warm the meridians, evacuate cold and dampness, and can assist in relieving symptoms such as heavy menstrual flow, dribbling and menstrual cramps in women. However, drinking it every day may cause the qi and blood to be too exuberant and the warmth too much, which may lead to the patient’s symptoms of fire, so the water boiled with mugwort can not be drunk every day, and can be discontinued after the symptoms are relieved. Mugwort leaves, bitter, pungent flavor, warm nature; there is a small poison. Attributed to the liver, spleen and kidney meridians. It 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 dispelling cold in the body). It is used in treating vomiting of blood, epistaxis, metrorrhagia (excessive menstrual flow or dripping), excessive menstruation, fetal leakage (small amount of vaginal bleeding in early pregnancy), hemorrhage, and cold pain in the lesser abdomen (lower abdomen). However, it is important to note that the effect of a single Chinese medicine is weak, and other medicines can be used together under the guidance of a TCM doctor to achieve the best therapeutic effect. If the patient after drinking the water boiled with mugwort leaves appear adverse discomfort , it is recommended to go to the hospital in a timely manner, so as not to threaten the health of the body.