Urethral stricture is a common disease of the urinary system, mostly seen in men, often due to urethral canal infection, injury, traumatic urethral stricture is mostly due to improper treatment at the beginning of the injury. So, what are the principles of treatment for urethral stricture? The following are the principles of treatment for urethral stricture. 1, to restore the urethral urinary function for the purpose of restoring the anatomical continuity and integrity of the urethra 2, active treatment of urethral and peripheral infections. 3.With chronic renal insufficiency perform cystostomy. 4.With urethrorectal fistula first colostomy. 5.Avoid new complications during the treatment process.