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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A nonsteroidal estrogen antagonist used in the treatment of advanced breast cancer in women whose tumors are estrogen-dependent and also used prophylactically by some women at risk for breast cancer.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A nonsteroidal estrogen antagonist used in the treatment of advanced breast cancer

from the GNU version of the Collaborative International Dictionary of English

  • n. a chemical compound (C26H29NO) which is non-steroidal but physiogically active as an estrogen antagonist. It is used to treat postmenopausal breast cancer. Chemically it is 1-p-dimethylaminoethoxyphenyl-trans-1,2-diphenyl-but-1-ene. It can be obtained as a white crystalline powder.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an antagonist for estrogen that is used in the treatment of breast cancer


t(rans)- + am(ino)- + alteration of oxy- + alteration of phen(ol).
(American Heritage® Dictionary of the English Language, Fourth Edition)


  • The researchers showed that long-term tamoxifen use increases risk of an drug tamoxifen is a tried-and-true way to lower the chances of developing the most common type of recurrence among breast cancer survivors, but new research suggests it ... drug tamoxifen to reduce the risk of developing a second breast cancer. - Articles related to India industrial output surges

  • In addition to Lupron, I take a daily pill called tamoxifen that is 100% harmful to a fetus.

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  • She is also discussing with her doctor the possibility of taking a medication called tamoxifen, which has been shown to cut the chances of breast cancer in women with ADH.

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  • Then they put you on a drug called tamoxifen, which basically puts you into early menopause.

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  • In the 1970s researchers discovered that the actions of estrogen and other hormones can be blocked chemically by drugs called hormone antagonists, of which the most noteworthy is tamoxifen, which is sold under the trade name Nolvadex.

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  • Researchers have found that the anti-depressant Seroxat can interfere with tamoxifen, which is prescribed to thousands of breast cancer survivors for five years at a time.

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  • But about half of these cancers do not initially respond to tamoxifen, which is designed to block the hormone from binding to the cell's protein receptor, and many patients that do respond are at risk for developing resistance and cancer relapse.


  • For many years breast cancer patients all over the world have been prescribed a drug called tamoxifen as a means to prevent recurrence of breast cancer. - Articles related to Length of biological marker linked to cancer

  • She wants guarantees, but the only thing her doctor can offer her is tamoxifen, which is in itself a cancer risk, albeit one that cuts her chances of a recurrence from 24 to 12 percent.

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  • In addition to Lupron, I take a daily pill called tamoxifen that is 100\% harmful to a fetus.

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