Mai Wei Di Huang Wan can be taken before or after meals, and patients are advised to follow the doctor’s instructions. Maiwei Di Huang Wan, the main ingredients are ripened di Huang, Cornus officinalis (made), Chinese yam, Poria, Mudanpi, Zedoary, Maidong and so on. It has the effect of nourishing the kidney and nourishing the lung. It is used for hot flashes (a burst of fever), night sweating (abnormal sweating after going to sleep and stopping after waking up), dry throat, dizziness, tinnitus, lumbar and knee soreness (a feeling of soreness and weakness in the lumbar and knee regions) caused by deficiency of yin in the lungs and kidneys. Contraindicated in cases of external wind-heat, sore throat and internal heat. Not to be taken if there is phlegm obstructing the lungs (foul and turbid phlegm obstructing the function of the lungs), coughing, profuse phlegm with white thinness, loose stools (thin and unformed feces). Avoid indigestible food. Not suitable for patients with fever and cold. If medication is needed, it should be diagnosed by a doctor and the treatment should be standardized according to the doctor’s instructions.