For renal atrophy, first of all should do renal function test, if renal failure treatment is mainly as follows: 1, limit protein diet, to 0.6g/(kg-d) protein intake, for creatinine clearance in 10-20ml/min, must 60% is containing essential amino acid protein, as little as possible with plant protein. For the application of essential amino acids, α-keto acid is given, 3 times a day, 4-8 capsules at a time; 2, given to lower systemic blood pressure and glomerular intracapsular pressure, ACEI and ARB antihypertensive drugs are used, such as enalapril 5-10mg/day. According to the patients’ different renal functions as well as complications, Chinese medicines are given to identify the symptoms and give colonic dialysis. If the conservative treatment of colon dialysis does not work, creatinine has reached the state of uremia, gastrointestinal symptoms, hyperkalemia, etc., hemodialysis and peritoneal dialysis are needed to further remove toxins.