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Related to Nafcil: nafcillin, Ticar
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|Noun||1.||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|
penicillinase-resistant antibiotic - a form of penicillin that is not rendered inactive by penicillinase