The function of drawing fire downward is to lower the fire in the upper burner, warm the lower burner, and transport up and down, thus relieving symptoms such as dizziness, facial acne, and cold and wet lower limbs. Drawing fire downward is a treatment method in Chinese medicine. It can lower the fire in the upper jiao. If there is fire in the upper jiao with symptoms such as dizziness, head fever, mouth sores, facial acne, sore throat, etc., and in the lower jiao with symptoms such as coldness, coldness of the lower limbs, weakness and soreness of the waist and legs, usually it is a manifestation of the fire in the upper jiao and coldness in the lower jiao, and at this time, it is necessary to draw fire downward, so that the fire of the upper jiao can reach the lower jiao, and the whole body is balanced in yin and yang. Commonly used drugs to draw fire downward are Sichuan hyssop, cinnamon, etc. Taking this kind of drug needs the guidance and help of a doctor, do not take medication without authorization.