Medical Dictionary

prontosil

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noun pron·to·sil \ˈprän-tə-ˌsil\

Medical Definition of prontosil

  1. :  any of three sulfonamide drugs:a:  a red azo dye C12H13N5O2S that was the first sulfa drug tested clinically—called also prontosil rubrumb:  sulfanilamidec:  azosulfamide


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