Urethritis refers to a group of diseases that are much easier to prevent than to cure. Since the main way of contracting the disease - sexual, then prevention is the subject of sexual health. This regular partners and casual sexual relations with condom use. If your spouse (husband, secretary, friend, bystander) casually mentioned that when you urinate felt uncomfortable, then abstain from sexual contact with her and persuade to go to the urologist.
If you must be done with cystoscopy, probing, or any more instrumental intervention in the urethra, then make sure that it conducts a conscientious doctor. For the prevention of urethritis and cystitis in such cases are also using antibiotics.
If you have a need for a long time to wear urinary catheter, it should be changed regularly and you should also (on the advice of a doctor) to take antibiotics.
