Male urethral stricture may be caused by inflammation, medical injury, and congenital developmental abnormalities. It can be treated by oral quinolones, urethral dilatation, and external urethral incision. 1. Inflammation: male urinary tract stenosis combined with urethral and periurethral infections will cause inflammation, you can take oral quinolones such as ciprofloxacin hydrochloride tablets, levofloxacin hydrochloride capsules and so on to carry on the treatment, and actively control the infection, to avoid the inflammation from aggravating continuously. 2. Medical injury: male urethral stricture caused by medical injury can be treated by urethral dilatation, through the use of dilatation device for regular dilatation, usually dilatation once a week, four consecutive dilatation, and then observe whether the situation of urethral stricture has been improved. 3. congenital developmental anomalies: male urinary tract stenosis can also be caused by congenital developmental anomalies, can be treated by urethral epithelial incision, need to be in the half anesthesia or general anesthesia for the case of surgery, the length of the incision to reach the normal urethral mucosa position, in the postoperative catheter for one week, one week after the removal of the catheter and then observe the symptoms of the stenosis is disappeared. If a man has a urinary tract stenosis, it is recommended to go to the hospital in time for examination and early treatment. All of the above drugs need to be applied under the guidance of a doctor.