The efficacy of Yi Kidney and Dampness Granules is to benefit the kidney and eliminate dampness, promote Yang and tonify the spleen, and promote diuresis and eliminate edema (clearing urine and eliminating water retention), and it can be used for treating chronic glomerulonephritis and other diseases. It is a kind of Chinese patent medicine, the main ingredients of which include ginseng, astragalus, poria, zejiao, qiangwu, duhong, fengfeng and other traditional Chinese medicines, which can benefit the kidney and eliminate dampness, elevate yang and tonify the spleen, and promote diuresis to eliminate edema. It is mostly used in the treatment of chronic glomerulonephritis to alleviate the symptoms of proteinuria, coldness and cold limbs (fear of cold, cold limbs), edema and fatigue caused by the spleen deficiency and dampness, and so on. Contraindications of Yi Kidney Hair Dampness Granules are not clear at present, and the adverse reactions are dry mouth, bitter mouth and other discomforts may occur after taking the drug. It should be noted that the drug Yin deficiency fire (body Yin essence deficit, the emergence of hyperactive fire) should be used with caution, and should avoid eating spicy and stimulating food during the drug. Patients should follow the doctor’s instructions to take the kidney and dampness granules, not blindly use their own medicine, so as not to induce side effects.