#penicillinase-resistant_antibiotic__penicillinaseresistantantibiotic  a form of penicillin that is not rendered inactive by penicillinase
  supertype:  penicillin  any of various antibiotics obtained from penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases
  subtype:  nafcillin__Nafcil  a penicillinase-resistant form of penicillin (trade name Nafcil) used (usually in the form of its sodium salt) to treat infections caused by penicillin-resistant strains of staphylococci
  subtype:  oxacillin  a form of penicillin resistant to penicillinase and effective against penicillin-resistant staphylococci

No statement uses or specializes penicillinase-resistant_antibiotic; click here to add one.