Noun
- 1. methotrexate, methotrexate sodium, amethopterin, antimetabolite, immunosuppressant, immunosuppressor, immunosuppressive drug, immunosuppressive, immune suppressant drug
- usage: toxic antimetabolite that limits cellular reproduction by acting as an antagonist to folic acid; used to treat certain cancers and psoriasis and rheumatoid arthritis
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