Zhi Mu (知母) combined with Sheng Di (生地) has the effects of clearing heat and fire, nourishing yin and promoting the production of fluids (nourishing the body’s water and fluids). Zhi Mu is effective in clearing heat and fire, nourishing yin and moistening dryness (nourishing yin essence and clearing heat). It is often used in the treatment of fever caused by heat in the lungs and stomach, heartburn, thirst, cough, yellowish and thick phlegm, as well as heartburn and night sweating caused by heat in the yin deficiency (abnormal sweating after falling asleep, but sweating stops when waking up), tidal fever in the bones (a bout of fever with the feeling that the heat is penetrating outward from inside the bones), dyspepsia, constipation, and dryness of the intestines and bowels. Caution should be exercised in taking Zhi Mu if the spleen is deficient in loose stools (thin and unformed feces). Sheng Di has the effects of clearing heat and cooling blood (relieving blood heat by clearing heat), nourishing yin and promoting the production of body fluid. It is often used in the treatment of heat illnesses that injure yin, with tongue redness and thirst, macular rash, vomiting of blood, epistaxis and sore throat. The adverse reactions and contraindications of this product are not clear. After the occurrence of discomfort should consult a doctor in time, under the guidance of physician’s diagnosis and selection of medication, do not self-medication, in order to avoid delays in the condition.