oxo·​phen·​ar·​sine ˌäk-sə-fen-ˈär-ˌsēn How to pronounce oxophenarsine (audio) -sən How to pronounce oxophenarsine (audio)
: an arsenical formerly used in the form of its hydrochloride C6H6AsNO2·HCl to treat syphilis

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Cite this Entry

“Oxophenarsine.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/oxophenarsine. Accessed 1 Feb. 2023.

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