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).
The suggested dose of Zithromax for treating most types of common bacterial infections is 250 mg or 500 mg for three to five days.oses of Zithromax for Bacterial Infections. The recommended Zithromax dosage for most types of common bacterial infections is 250 mg or 500 mg once daily for three to five days.