NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,790 terms related to cancer and medicine.
Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.
A drug used alone or with another drug to treat certain types of non-small cell lung cancer and malignant pleural mesothelioma. It is being studied in the treatment of other types of cancer. LY231514 blocks DNA synthesis and may kill cancer cells. It is a type of folate antagonist. Also called Alimta and pemetrexed disodium.