To prevent damage to kidney function, the following points should be noted: 1. Read the drug instructions carefully when taking drugs, avoid taking drugs that damage the kidneys, and if the drugs are found to damage the kidneys, they should be replaced by other similar drugs that have little effect on the kidneys. 2. Test kidney function regularly, if the patient’s condition is stable, kidney function should be tested once every 0.5-1 year to clarify the kidney condition. . 3. Control well over diseases that may cause renal function damage, such as hypertension, diabetes, connective tissue disease, etc. If the above diseases are not well controlled may progress and affect kidney function, and then develop kidney function damage. Therefore, if you have the above diseases should be controlled blood pressure, blood sugar, etc., to prevent the progress of the disease. 4, pay attention to the regularity of life, avoid staying up late, avoid eating spicy, stimulating food, usually pay more attention to exercise, etc.