nafcillin
noun
naf·cil·lin
naf-ˈsil-ən 
: a semisynthetic penicillin that is resistant to beta-lactamase and is used especially in the form of its hydrated sodium salt C21H21N2NaO5S·H2O as an antibiotic
Cite this Entry
“Nafcillin.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/nafcillin. Accessed 28 May. 2025.
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