Breadcrumb Home > Thesaurus > M Synonyms of mercaptopurine Find synonyms for: Noun 1. mercaptopurine, Purinethol, antimetabolite, immunosuppressant, immunosuppressor, immunosuppressive drug, immunosuppressive, immune suppressant drug usage: a drug (trade name Purinethol) that interferes with the metabolism of purine and is used to treat acute lymphocytic leukemia WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of mercaptopurine (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: skein Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language