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A semisynthetic penicillin, C21H22N2O5S, that is resistant to penicillinase, used in the form of its sodium salt primarily to treat infections caused by penicillinase-producing staphylococcus bacteria.

[naf- (shortening and alteration of naphthalene) + (peni)cillin.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nafcillin - 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


n nafcilina
References in periodicals archive ?
com)-- Bioo Scientific's MaxSignal[R] Beta-Lactam ELISA Test Kit has been validated for the screening of a wide range of beta-lactam antibiotics including ampicillin, penicillin G, amoxicillin, azlocillin, piperacillin, nafcillin, cloxacillin, oxacillin, cefoperazone, ceftiofur and other beta-lactams in a number of food matrices.
Antibiotic prophylaxis with oxacillin, nafcillin, ciprofloxacin, or vancomycin has been associated with a reduced incidence of staphylococcal infections.
For MSSA, optimal antimicrobials were considered to be oxacillin, nafcillin, or cefazolin.
SAN FRANCISCO--Cefazolin was better tolerated than was nafcillin for the outpatient treatment of methicillin-sensitive Staphylococcus aureus among clinic patients included in a retrospective cohort study.
During hospitalization, the patient received enteral feeding, cefuroxime, docusate, dronabinol, gabapentin, metolazone, nafcillin, and morphine.
Although vancomycin is an acceptable therapeutic choice for methicillin-resistant S aureus (MRSA) bacteremia, adult data suggest that treatment failures can be significantly reduced in methicillin-susceptible S aureus (MSSA) bacteremia by initiating narrow-spectrum agents, such as cefazolin or nafcillin, when methicillin-susceptible status is known.
The patient was treated with nafcillin for the remainder of her hospital stay and was discharged home on cephalexin.
The leading India-based pharmaceutical company -Aurobindo Pharma has verified that it has received final sanction for its drug Nafcillin from the US Food & Drug Administration (USFDA), the health sector regulator of the United States.
Cultures grew methicillin-sensitive Staphylococcus aureus, and a prolonged course of nafcillin was started.
Nafcillin and voriconazole were added to the treatment regimen.
However, these strain are susceptible to [beta]-lactam antibiotics such as methicillin or oxacillin and nafcillin.
aureus infection, physicians put him on a vancomycin and nafcillin without taking him off of prednisone.