When diabetes complicates urinary tract infection, it should actively regulate blood sugar, apply antibiotics and other drugs to treat urinary tract infection while lowering blood sugar, pay attention to drink more water and keep the vulva clean. 1. Lowering blood sugar: when diabetic patients have unstable blood sugar control, their immune function is affected and they are prone to complications of infection. Should be under the guidance of the doctor, through glucose-lowering drugs or insulin to control blood sugar in the normal range, combined with diet and exercise therapy, otherwise the urinary tract infection treatment effect is not good. 2. Anti-infection treatment: suitable antibiotics can be selected after urine culture and drug sensitivity test, and the use of drugs should be under the guidance of doctors. 3. General treatment: patients should pay attention to rest, drink more water, urinate regularly and keep the vulva clean. Diabetic patients should regularly monitor blood glucose, regular recheck urine routine, blood routine and other laboratory tests, in the emergence of urinary tract infection go to the hospital as soon as possible to avoid further development of the condition.