Analysis of illness: Liuwei Dihuang Pill is mainly used for nourishing yin and tonifying kidney. Used for deficiency of kidney yin, dizziness and tinnitus, soreness of waist and knees, hot flashes due to bone steaming, night sweats and nocturnal emission. Suggestion: Note 1. Avoid indigestible food. 2. Patients with cold and fever should not take it. 3. People suffering from serious chronic diseases such as hypertension, heart disease, liver disease, diabetes and kidney disease should take it under the guidance of a doctor. Children, pregnant women and lactating women should take it under the guidance of a doctor.