MSSA
Anti-staphylococcal penicillins (i.e. cloxacillin) and cephalosporins (i.e. cefazolin) are optimal agents for intravenous therapy of MSSA infections.
Variable susceptibility to:
MRSA
Susceptible to:
Variably susceptible to:
By definition resistant to cloxacillin and cephalosporins.