Hormonal Therapy for Breast Cancer

Promoting tumor growth by stimulating estrogen receptors

Blocking or destroying the estrogen receptors on cancer cells (correct)

Increasing the production of estrogen to feed the cancer cells

Destroying the ovaries to reduce estrogen production

Tamoxifen

Letrozole

Fulvestrant

All of the above (correct)

Letrozole blocks estrogen receptors, while tamoxifen inhibits the creation of estrogen. (correct)

Letrozole is used for metastatic breast cancer, while tamoxifen is used for early-stage breast cancer.

Letrozole is given intravenously, while tamoxifen is given orally.

Letrozole promotes tumor growth, while tamoxifen inhibits it.

<p>To slow the progression of advanced breast cancer by destroying estrogen receptors</p> Signup and view all the answers

<p>Tamoxifen</p> Signup and view all the answers

<p>By removing or blocking the source of estrogen, thus depriving the cancer cells of their growth-promoting stimulus</p> Signup and view all the answers