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Methotrexate

   Also found in: Dictionary/thesaurus, Acronyms, Encyclopedia, Wikipedia 0.06 sec.
methotrexate /meth·o·trex·ate/ (-trek´sat) a folic acid antagonist used as the base or the sodium salt as an antineoplastic, antipsoriatic, and antiarthritic.
meth·o·trex·ate (mth-trkst)
n. Abbr. MTX
A toxic antimetabolite that acts as a folic acid antagonist, used as an antineoplastic agent and in the treatment of rheumatoid arthritis and psoriasis. Also called amethopterin.

Methotrexate
A drug that interferes with cell growth and is used to treat rheumatoid arthritis as well as various types of cancer. Side-effects may include mouth sores, digestive upsets, skin rashes, and hair loss.

methotrexate
a folic acid antagonist used as an antineoplastic agent.

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