amethopterin
- n toxic antimetabolite that limits cellular reproduction by acting as an antagonist to folic acid; used to treat certain cancers and psoriasis and rheumatoid arthritis
- Most gratifying and surprising was the discovery that amethopterin, after years of use in acute leukemia, was effective against choriocarcinoma.
- There were as many dissents as there were theories, and since so few drugs cure viral infections, the very fact that potent anti-cancer drugs such as amethopterin (Methotrexate .