An anticancer drug that belongs to the family of drugs called antimetabolites.

GoldBamboo

... METHOTREXATE (Rheumatrex®) is a chemotherapy agent that is used to treat certain kinds of cancer and other diseases. Methotrexate tablets are commonly used to treat inflammatory conditions such as rheumatoid arthritis and psoriasis. Methotrexate affects cells that are rapidly growing such as cancer cells, cells of psoriasis, and cells in your mouth and stomach. Methotrexate is used in treating a number of cancers including leukemias, lymphoma, breast cancer, and others. Generic methotrexate tablets are available. ...
Drug Digest - more...

Methotrexate Systematic (IUPAC) name (S)-2-(4-(((2,4-diaminopteri ...
Wikipedia - [full article]

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