what is VRE causative
These bacteria can sometimes cause infections. Vancomycin (pronounced Van-ko-my-cin) is an antibiotic (medicine) that is often used to treat infections caused by enterococci. In some cases, enterococci have become resistant to vancomycin and are called vancomycin-resistant enterococci or VRE.ancomycin (pronounced Van-ko-my-cin) is an antibiotic (medicine) that is often used to treat infections caused by enterococci. In some cases, enterococci have become resistant to vancomycin and are called vancomycin-resistant enterococci or VRE.