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).
A Z-Pak is a prepackaged form of the antibiotic azithromycin, sold under the brand name Zithromax. Like other antibiotics, a Z-Pak treats bacterial infections. Zithromax will not cure or shorten the duration of a viral infection. You should never take antibiotics prescribed for another person, and take a Z-Pak only if your doctor recommends it.