NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,489 terms related to cancer and medicine.

We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.

levoleucovorin calcium
(LEE-voh-LOO-koh-VOR-in KAL-see-um)
A drug used to lessen the toxic effects of the anticancer drug methotrexate or other substances that block the action of folic acid. It is also used with fluorouracil as palliative therapy to treat advanced colorectal cancer. Levoleucovorin calcium is a form of folic acid. It is a type of chemoprotective agent and a type of chemosensitizing agent. Also called Fusilev.