Repeated urinary tract infections can be treated with different antibiotics for different causative organisms, such as penicillin antibiotics, quinolone antibiotics, macrolide antibiotics, nitroimidazole antibiotics and so on. 1. Penicillin antibiotics: If the patient’s bacterial culture detects the causative organism as gram-negative cocci, penicillin antibiotics such as amoxicillin can be preferred. 2. Quinolone antibiotics: If the patient’s bacterial culture detects the causative organism as gram-negative bacilli, quinolone antibiotics can be preferred, such as oxfloxacin and ciprofloxacin. 3. Macrolide antibiotics: If the patient’s bacterial culture detects the causative organism as mycoplasma or chlamydia, macrolide drugs can be preferred, such as erythromycin tablets or azithromycin tablets. 4. Nitroimidazole antibiotics: If the patient’s bacterial culture detects the causative organisms as anaerobes, nitroimidazole antibiotics can be preferred, such as metronidazole, tinidazole and so on. Patients with recurrent urinary tract infections need to drink more water and pay attention to personal hygiene. It is recommended that patients with recurrent urinary tract infections should go to the hospital in a timely manner, under the guidance of the doctor’s medication, the treatment period can not be stopped without authorization, change drugs, so as not to delay the condition.