Direct vision internal urethrotomy (DVIU) is a surgery to repair a narrowed section of the urethra. This is referred to as a stricture. The urethra is the tube through which urine passes from the bladder to the outside of the body.
Azithromycin (Zithromax Â®) is a prescription antibiotic licensed to treat a number of infections in both children and adults. Some of these azithromycin uses include: 1  Treatment of bacterial infections. 2  Treatment of sexually transmitted diseases (STDs).
Zithromax Uses. Zithromax is a form of azithromycin. It is an antibiotic used to treat bacterial infections. Zithromax and other similar antibiotics stop or prevent bacteria growth, thereby limiting the infection. Zithromax can be used for a variety of bacterial infections, such as infections of the ear, skin, and other areas of the body.