NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,053 terms related to cancer and medicine.
- listen (A-meh-THOP-teh-rin)
A drug used to treat some types of cancer, rheumatoid arthritis, and severe skin conditions, such as psoriasis. Amethopterin stops cells from making DNA and may kill cancer cells. It is a type of antimetabolite. Also called methotrexate, MTX, and Rheumatrex.