oxacillin

[ ok-suh-sil-in ]

noun

, Pharmacology.

1. a semisynthetic penicillin, C 1 9 H 1 9 N 3 O 5 S, used in the treatment of serious staphylococcal infections.

Word History and Origins

Origin of oxacillin¹

1960–65; (is)oxa(zole) , a component of its chemical name + (peni)cillin

Example Sentences

Staph aureus increased resistance to other antibiotics: oxacillin, chloramphenicol and erythromycin.

From Washington Post

Combining honey with oxacillin and other antibiotics has also been shown to be more effective against antibiotic resistant bacteria.

From BBC

The strains of staph bacteria at the sanctuaries were found to be resistant at various levels to penicillin, oxacillin, trimethoprim/sulfamethoxazole, erythromycin, tetracycline and clindamycin.

From Scientific American