a strain of staphylococcus epidermidis isolated from an infected hydrocephalus shunt with associated ventriculitis in a 3-month-old infant proved variably tolerant for the beta-lactam antibiotics ampicillin , cephalothin , cefotaxime , cefoxitin , oxacillin , penicillin g , as well as vancomycin and fosfomycin .
C0002680
ampicillin
C0030827
penicillin g