Diabetic foamy urine first need to clarify the cause of the disease, for the cause of the treatment, such as diabetic nephropathy, to control blood sugar, the application of drug therapy, glomerulonephritis can be caused by oral medication and so on. 1. Diabetic nephropathy: diabetic foamy urine is usually due to diabetes after the lack of timely treatment, blood glucose continues to rise, resulting in diabetic nephropathy, proteinuria caused by foam in the urine. You can take hypoglycemic drugs under doctor’s guidance, such as metformin, acarbose, etc., to control blood glucose in the normal range, to prevent the disease from worsening, and oral Jinshuibao, Bailing capsule and other renal drugs treatment. 2. Glomerulonephritis: Glomerulonephritis is an allergic disease that occurs in the glomeruli of the kidneys, which will lead to proteinuria, resulting in foamy urine, and may be accompanied by edema, which can be treated with tacrolimus capsules and cyclosporine soft capsules under the guidance of a doctor. 3. cystitis: cystitis is a common urinary tract infection disease, may be the patient for a long time to hold urine as well as sedentary caused by the disease will be due to the presence of a large number of white blood cells, bacteria and a small amount of protein in the urine, the emergence of foamy urine, you need to take levofloxacin tablets under the guidance of the doctor and other antibiotic treatment. Foamy urine in diabetic patients, must go to the hospital in time, to clarify the cause of the disease, with the doctor for treatment, to prevent further aggravation of the disease.