1, most patients with chronic renal failure have varying degrees of anemia, malnutrition and cardiopulmonary insufficiency, and may feel dizzy, shortness of breath and weakness, so they should pay attention to rest and limit their activities appropriately. It is appropriate to participate in light physical work, in order not to feel strained. 2, go to public places as little as possible, pay attention to warmth and personal hygiene to prevent colds and infection of other diseases. 3.Low protein and high quality protein diet. Protein intake should be less than 0.6 g/kg body weight per day, vegetarian and starch-based, no soy products and animal offal. Be careful to eat foods with high potassium content, such as oranges, mushrooms and squash, to prevent hyperkalemia. 4. Accurately record the daily urine volume. If the 24-hour urine volume is less than 500ml and accompanied by edema or hypertension, you should limit the amount of water you drink and choose a low-salt diet, with the daily water volume = the previous day’s urine volume + 500ml; if the urine volume is greater than 1000ml and there is no swelling, you can drink more water appropriately to promote more urination. However, if swelling occurs, water intake should be controlled to avoid inducing cardiac insufficiency due to excessive water intake. 5. Strictly control blood pressure. Patients with hypertension must not take medication only when the blood pressure rises, should take antihypertensive drugs on time and according to the amount, and carefully record the changes in blood pressure, usually requires control of blood pressure of 130/80mmHg or less. 6, remember to use drugs carefully and avoid using drugs harmful to the kidneys, so as not to aggravate kidney disease. In particular, do not eat Chinese medicine prescriptions. If you take Chinese medicine, go to a regular Chinese hospital or Chinese medicine department.