phe·​neth·​i·​cil·​lin fi-ˌneth-ə-ˈsil-ən How to pronounce phenethicillin (audio)
: a semisynthetic penicillin administered orally in the form of its potassium salt C17H19KN2O5S and used especially in the treatment of less severe infections caused by bacteria that do not produce beta-lactamase

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Cite this Entry

“Phenethicillin.” Medical Dictionary, Merriam-Webster, Accessed 26 May. 2024.

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