Skip to main content
An official website of the United States government
Español
Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

methotrexate sodium

(MEH-thoh-TREK-sayt SOH-dee-um)
A drug used alone or with other drugs to treat many types of cancer, certain types of arthritis, and severe psoriasis (a type of skin condition). It is also being studied in the treatment of other conditions and types of cancer. Methotrexate sodium stops cells from using folic acid to make DNA and may kill cancer cells. It may also lower the body’s immune response. Methotrexate sodium is a type of antimetabolite and a type of antifolate. Also called MTX, Trexall, and Xatmep.
More Information
Search NCI's Dictionary of Cancer Terms