mics and mbcs of oxacillin and penicillin with and without clavulanic acid or sulbactam ( 4 or 16 micrograms/ml , respectively ) were determined for 11 staphylococcus aureus and 2 coagulase-negative staphylococcus isolates for which oxacillin mics were 1 to 4 micrograms/ml .
C0030842
penicillin
C0029983
oxacillin