The effects of Zhi Mu Huang Bai are clearing heat and fire, nourishing yin and moistening dryness (nourishing yin essence and removing heat), diarrhea and removing steam. Zhi Mu is the dried rhizome of Zhi Mu, a plant of the lily family, belongs to the medicines of clearing heat and diarrhea, with the effect of clearing heat and diarrhea, nourishing yin and moistening dryness. It is mainly used for the treatment of external fever, internal heat and thirst (internal heat accompanied by symptoms such as eating, drinking and urinating), high fever and thirst, bone vapor and tidal fever (a burst of heat, feeling that the heat comes from inside the bone to the outside), lung heat and dry cough, intestinal dryness and constipation and other diseases. The adverse effects of Zhimu are not clear, the use of Zhimu should be contraindicated in people with cold spleen and stomach, as well as loose stools. Phellodendron Bark is the dried bark of Phellodendron Bark, family Rutaceae. It has the effect of clearing away heat and drying dampness, diarrhea and detoxification, and removing bone vapor. The main treatment of damp-heat with subordinate, heat drenching (burning stinging pain when urinating, with urinary frequency and urgency, abdominal traction discomfort) astringent pain, damp-heat diarrhea (diarrhea caused by feeling damp-heat evil), jaundice, damp-heat feet, impotence (refers to the impotence of the sinews and bones, muscle weakness, numbness of the skin, hands and feet without a class of diseases), spermatorrhea and other diseases. Huangbai adverse reactions are not clear, spleen deficiency diarrhea, stomach weak food, should avoid taking Huangbai. The use of drugs need to be under the guidance of a professional doctor’s diagnosis, patients if the use of drugs during the occurrence of physical symptoms, it is recommended to consult a doctor in a timely manner.