A drug used to treat acute lymphatic leukemia. It belongs to the family of drugs called antimetabolites. Also called Purinethol. Found on http://www.cancer.gov/dictionary?expand=M
(mәr-kap″to-pūr´ēn) a purine analogue in which sulfur replaces the oxygen atom of purine; it is used as an antineoplastic agent primarily for treatment of acute lymphoblastic leukemia. It is also used an immunosuppressant in the treatment of Crohn disease and ulcerative colitis. Called also 6-mercaptopur... Found on http://www.encyclo.co.uk/local/21001
Mercaptopurine: A drug that acts as an antimetabolite, interfering with the metabolism of purine bases and inhibiting the synthesis of DNA and RNA. Mercaptopurine is used to treat acute lymphoblastic leukemia, acute myeloid leukemia (AML), and polycythemia vera. It is also used in the treatment of Crohn's disease, ulcerative colitis, and psoriatic ... Found on http://www.medterms.com/script/main/art.asp?articlekey=22910