English

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Etymology

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From neo- +‎ prontosil.

Noun

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neoprontosil (uncountable)

  1. (pharmacology) A soluble form of prontosil.
    • 1951 July, Richard D. Reekie, “Critical Analysis of Recent Advances in Gynecology”, in Northwest Medicine, volume 50, number 7, Portland, Ore.: Northwest Medical Publishing Association, page 508:
      In the field of therapeutic aids, chemotherapy and antibiotics have been completely developed since that time. We had prontosil and neoprontosil and thought we were very fortunate.