Diabetes, nephrotic syndrome, urinary tract infections and so on may cause foamy urine, it is recommended to clarify the cause of the disease, and then targeted treatment. 1. Diabetes: It is recommended that diabetic patients be provided with health education, medical nutrition therapy, exercise therapy, condition monitoring, etc. Oral hypoglycemic drugs and injectable hypoglycemic preparations can also be given under the guidance of a doctor for the treatment of diabetes, and the common drugs are metformin, acarbose, glipizide, and menthyl insulin. 2. Nephrotic syndrome: the main treatment modalities are diuretic swelling, reduce proteinuria. Common drugs include cyclophosphamide, cyclosporine, rituximab, methylprednisolone, etc. It is recommended to use them under doctor’s guidance. 3. Urinary tract infection: drink more water, promote urination, if combined with fever, can be given to lower the temperature treatment. Antibiotics can be used under the guidance of a doctor for anti-infection treatment, common drugs are norfloxacin, furotoxin, cefaclor and so on. Foamy urine is caused by many factors, it is recommended that patients go to the hospital in a timely manner, under the guidance of the doctor to use medication.