Drinking corn husk water plays a diuretic role, which is an aid to the treatment of patients with kidney disease. Kidney disease includes glomerulonephritis and renal failure and other diseases, if the patient has glomerulonephritis, the symptoms are swelling of the lower extremities, or even the whole body swelling, poor, etc., swelling is caused by water and sodium retention, drink corn husk water diuretic swelling, reduce the symptoms of swelling of the lower extremities, reduce water and sodium retention in the body, play an auxiliary role in the treatment. If the patient has kidney failure, check the creatinine urea nitrogen is elevated, the patient has little or no urine, swelling, increased blood pressure and other symptoms, drink corn husk water diuretic swelling, increase urine volume, reduce swelling, reduce blood pressure. So drinking corn husk water is not harmful to the kidneys, but for some patients need to control the amount of water, generally for kidney disease with swelling patients have a diuretic effect on swelling.