Taking levofloxacin UTI recurrence may be due to incomplete treatment, or due to bacterial infection. Urethritis usually refers to inflammation of the urethral mucosa from the outlet of the bladder to the urethral opening, there are more types of urethritis, different types of urethritis produced by the symptoms and the use of drugs are not the same, if in the process of treatment of drug-resistant bacteria, so that the treatment is incomplete, it is very likely to appear to eat levofloxacin urethritis is still recurring situation. Furthermore, if in the process of taking levofloxacin medication, germs infection occurs, such as unclean sex, the urethra is not clean, contact with towels with pathogenic bacteria, clothing, bedding, etc., may lead to the recurrence of urethritis. It is recommended that patients seek timely medical attention, take the correct medication under the guidance of the doctor, pay attention to the daily cleaning of the urethra, change underwear regularly, and avoid sexual contact during treatment.