Recurrent urinary tract infections should be treated as follows: 1. Routine examination of urine specimens and bacterial culture examination should be done, and drug sensitivity tests should be done to guide future antibiotic treatment. 2. Commonly used antibiotics can be cefaclor, cefixime, ceftriaxone sodium, cefoperazone, ceftazidime, levofloxacin, azithromycin, amoxicillin clavulanate potassium. 3. After infection control, further comprehensive systematic examination, such as biochemical examination, color ultrasound of urinary system, CT examination, cystoscopy, through which we can understand whether there are diseases that induce urinary tract infection, such as diabetes, adenoidal cystitis, bladder stones, bladder tumor, urinary tuberculosis, immune deficiency and other diseases. Only by targeting the causative factors and actively treating them to eradicate the causes will recurrent urinary tract infections develop and be cured.