NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,919 terms related to cancer and medicine.

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cytarabine
(sy-TAYR-uh-been)
A drug used to treat certain types of leukemia and prevent the spread of leukemia to the meninges (three thin layers of tissue that cover and protect the brain and spinal cord). It is also being studied in the treatment of other types of cancer. Cytarabine blocks tumor growth by stopping DNA synthesis. It is a type of antimetabolite.