Uremia is the end stage of chronic renal failure, uremia occurs due to the following reasons: First, glomerulonephritis, glomerulonephritis is the most common cause of uremia in China, if glomerulonephritis is not well controlled, the condition further develops, renal failure occurs, and then develops into uremia. Second, diabetes, diabetes is a metabolic disease, if the blood sugar control is not good or long history of the disease, caused by glomerulosclerosis, so that the renal function of the damage, and then develop into renal failure, uremia and so on. Third, hypertension, if the blood pressure control is not good or a long history of hypertension, causing aggravation of glomerular atherosclerosis, accompanied by intrarenal hypertension, which in turn affects renal function and uremia. In order to prevent the above diseases cause uremia, its treatment is to actively treat the primary disease, to prevent the occurrence of uremia.