The main effect of Liu Wei Di Huang Wan is to nourish yin and tonify the kidneys, and it can be used to treat lumbar and knee soreness (a feeling of soreness and weakness in the lumbar and knee areas) and dizziness and tinnitus caused by kidney yin deficiency. Six-flavored Di Huang Pill is a basic formula used by Chinese medicine practitioners to treat kidney yin deficiency, in which cooked di Huang can nourish yin and tonify the kidneys, fill in the marrow (replenish essence, promote bone marrow development); Cornu Cervi can nourish the yin of the liver and kidneys; Chinese yam can nourish the spleen, benefit the kidneys, and consolidate the essence; Ze Xie can diarrhea the kidneys to prevent the nourishment of the di Huang from hindering the stomach; Poria can help to strengthen the spleen of Chinese yam to transport the spleen and the liver; and Dan Pi can constrain the warmth of the Cornu Cervi. The combination of all medicines can be used to treat kidney yin deficiency symptoms such as soreness and weakness of the waist and knees, tinnitus and deafness, five heart-heat (heat in the heart of the hands and feet, and self-consciousness of the heart and chest being irritated and hot), hot flashes and night sweating (a burst of heat and sweating while sleeping). However, Liu Wei Di Huang Wan should not be used for patients with colds and fever. If the condition is not relieved after taking the medicine for a month, immediate medical consultation is recommended. Consult your doctor before using the medicine.