A drug used to treat certain types of breast cancer in postmenopausal women. It is also being studied in the treatment of other types of cancer. Arimidex lowers the amount of estrogen made by the body. This may stop the growth of cancer cells that need estrogen to grow. Arimidex is a type of nonsteroidal aromatase inhibitor. Also called anastrozole.
( uh-RIH-mih-dex )
Source: NCI Dictionary of Cancer Terms
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