Foam in the urine needs to be identified as a cause and medication targeted. Treatment takes time, and there is no such thing as what to eat to get better faster. If it is caused by physiological reasons, usually do not need to use drugs; if it is a pathological cause, such as glomerulonephritis can be oral captopril, etc., cystitis can be oral levofloxacin, etc., diabetes can be oral metformin or the application of insulin treatment. 1. Physiological reasons: drinking too little water leads to urine concentration, holding urine for a long time leads to urinary urgency, etc. Foam may appear in the urine, the foam can be dissipated quickly, and does not require special treatment. 2. Pathologic causes. (1) Glomerulonephritis: the glomerular filtration membrane is damaged, protein appears in the urine, and foam may appear in the urine. Oral ACEI or ARB drugs, such as captopril, irbesartan, etc. Glucocorticoids and cytotoxic drugs, such as prednisone, cyclophosphamide, etc., can also be applied to reduce urinary protein, so that the foam in the urine disappears. (2) cystitis: because of bacterial reproduction, the composition of urine is easy to change, and there will be leukocytes, bacteria and its small amount of protein in urine, which may produce foam. Antibiotics such as levofloxacin and cefuroxime can be taken orally, and after the inflammation is relieved, the foam in the urine may also disappear. (3) Diabetes mellitus: due to poor control of blood sugar, resulting in elevated urinary glucose, urine surface tension decreases, the symptoms of foam in the urine, oral metformin or the application of insulin, etc., and active control of blood glucose, the foam in the urine can be relieved. All of the above drugs need to be used in accordance with medical advice. Foam in the urine may also have other causes, it is recommended that patients go to the hospital in a timely manner, under the guidance of the doctor standardized treatment.