allopurinol

noun

: a drug C5H4N4O used to promote excretion of uric acid

Examples of allopurinol in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
What now holds his symptoms at bay is a daily dose of allopurinol, a drug developed in 1963 by the American biochemists Gertrude Elion and George Hitchings (who went on to win the Nobel Prize in Physiology or Medicine). — Ligaya Mishan, New York Times, 13 Nov. 2020

Word History

Etymology

allo- + purine + -ol entry 1

First Known Use

1964, in the meaning defined above

Time Traveler
The first known use of allopurinol was in 1964

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Cite this Entry

“Allopurinol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/allopurinol. Accessed 4 Oct. 2026.

Medical Definition

: a drug C3H4N4O used to promote excretion of uric acid especially in the treatment of gout

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