mercaptopurine(redirected from Purinethiol)
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A purine analog, C5H4N4S, that interferes with the synthesis of purines and is used primarily in the treatment of certain forms of leukemia.
(Pharmacology) a drug used in the treatment of leukaemia. Formula: C5H4N4S
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|Noun||1.||mercaptopurine - a drug (trade name Purinethol) that interferes with the metabolism of purine and is used to treat acute lymphocytic leukemia|
antimetabolite - an antineoplastic drug that inhibits the utilization of a metabolite