Leads the fire downward to make the lower yuan deficiency weak causes the return of the upward floating deficiency yang, leads the fire downward can choose to take medication, commonly used drugs have cinnamon and hyssop, etc., but the specific effect varies from person to person. Specific medication needs to be under the guidance of a physician. 1. Cinnamon is used to treat kidney yang insufficiency, impotence, cold uterus, dizziness, cold pain in the heart and abdomen, dysmenorrhea, yin gangrene (a kind of slow condition of yin sores and ulcers disease) flow injection (hair in the deep muscle of multiple abscesses) and so on. It should not be used with red stone resin. Pregnant women should be cautious. 2. Cow’s Knee is used for treating stagnant blood stagnation, dysmenorrhea, menstrual abdominal pain, dyspareunia (the placenta can not be delivered after the fetus is delivered for a long period of time), bruises and injuries, lumbar and knee pain, gonorrhea (increase in the frequency of urination, dribbling and astringent pain), edema, dysuria, headache, vertigo, etc. It is also used for treating the pain in the abdomen and the lower back, and for treating the pain in the abdomen. It is also forbidden to take it for dreaming and slippery semen, excessive menstruation and pregnant women. It should be noted that if the patient needs to draw the fire downward, it is recommended to go to a regular medical institution for treatment to avoid delaying the condition.