Medical Definition of antistaphylococcal
: destroying or inhibiting staphylococci Until recently, antistaphylococcal penicillins such as oxacillin or nafcillin were considered drugs of choice, but if MRSA prevalence is greater than 30%, vancomycin … is the agent of choice.—Robert C. Moellering Jr., The Journal of the American Medical Association, 2 Jan. 2008
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