Vancomycin Injection 1 Gram ADD-Vantage Vials, 10/Box by Pfizer (Rx)Vancomycin Hydrochloride 1 Gram Injection is an antibiotic used to treat serious bacterial infections, particularly those caused by Gram positive bacteria, including methicillin resistant Staphylococcus aureus (MRSA) and other resistant strains. It is often administered intravenously for infections such as pneumonia, septicemia, skin infections, and endocarditis. Vancomycin works by inhibiting cell wall synthesis, ultimately killing the bacteria. It