Dictionary of Cancer Terms
View in Spanish: Citrato de tamoxifeno
Tamoxifen citrate (tuh-MOK-sih-FEN SIH-trayt)
A drug used to treat certain types of breast cancer in women and men. It is also used to prevent breast cancer in women who have had ductal carcinoma in situ (abnormal cells in the ducts of the breast) and in women who are at a high risk of developing breast cancer. Tamoxifen citrate is also being studied in the treatment of other types of cancer. It blocks the effects of the hormone estrogen in the breast. Tamoxifen citrate is a type of antiestrogen. Also called tamoxifen.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.