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mercaptopurine

[mer-kap-toh-pyoo r-een]
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noun Pharmacology.
  1. a yellow, crystalline, water-insoluble powder, C5H4N4S, used in the treatment of leukemia.
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Origin of mercaptopurine

First recorded in 1950–55; mercapto + purine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for mercaptopurine

mercaptopurine

noun
  1. a drug used in the treatment of leukaemia. Formula: C 5 H 4 N 4 S
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
mercaptopurine in Medicine

mercaptopurine

(mər-kăp′tō-pyur′ēn)
n.
  1. A purine analog that acts as an antimetabolite by interfering with purine synthesis, used primarily in the treatment of acute leukemia.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.