Introduction: S. aureus is a bacterial pathogen causing wide variety of infections. Resistance of S. aureus to various antibiotics was reported to have occurred, one of the most dangerous is the resistance of S. aureus to methicillin (MRSA). MRSA is a major cause of infection in hospitals. Antibiotics used as a drug of choice for MRSA infections is vancomycin. Increased use of vancomycin for MR…