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To compare the sequential administration of exemestane with administration of further tamoxifen until 5 years in postmenopausal women with operable breast cancer who have already received 2-3 years of adjuvant tamoxifen, in terms of disease-free survival (DFS), overall survival (OS), incidence of contralateral breast cancer and long-term tolerability.
Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment
Pfizer Investigational Site
Active, not recruiting
Published on BioPortfolio: 2014-08-27T03:56:04-0400
To compare the effects of exemestane for 5 years versus tamoxifen and exemestane given sequentially over 5 years in the adjuvant treatment of postmenopausal women with early breast cancer....
RATIONALE: Estrogen can stimulate the growth of breast cancer cells. Hormone therapy using exemestane or tamoxifen may fight breast cancer by blocking the uptake of estrogen. It is not yet...
RATIONALE: Estrogen can stimulate the growth of breast cancer cells. Hormone therapy using exemestane may fight breast cancer by reducing the production of estrogen. It is not yet known if...
To compare recurrence free survival between two treatment groups (5 years with exemestane vs 2.5 to 3 years tamoxifen followed by 2 to 2.5 years of exemestane for a total duration of 5 yea...
RATIONALE: Estrogen can stimulate the growth of breast cancer cells. Hormone therapy using triptorelin, exemestane, and tamoxifen may fight breast cancer by blocking the use of estrogen. I...
Fat grafting has become an important tool for breast reconstruction in breast cancer patients. Tamoxifen is the hormone therapy agent most frequently used for breast cancer. Moreover, tamoxifen can af...
Raloxifene and tamoxifen are FDA approved for breast cancer risk reduction; in 2013, the US Preventive Services Task Force (USPSTF) recommended these drugs for breast cancer risk reduction in high-ris...
Enhancer of zeste homologue 2 (EZH2), a catalytic subunit of polycomb repressive complex 2, is overexpressed in a number of different tumors including breast cancer, and serves important roles in cell...
To evaluate the changes in mammographic density after tamoxifen discontinuation in premenopausal women with oestrogen receptor-positive breast cancers and the underlying factors METHODS: A total of 21...
Tamoxifen (ICI 46 474), trans-1-(4-β-dimethylaminoethoxyphenyl)-1,2-diphenylbut-1-ene, is the most commonly used drug for the treatment of estrogen receptor positive breast cancer and has been savin...
Breast neoplasms that do not express ESTROGEN RECEPTORS; PROGESTERONE RECEPTORS; and do not overexpress the NEU RECEPTOR/HER-2 PROTO-ONCOGENE PROTEIN.
Any neoplasms of the male breast. These occur infrequently in males in developed countries, the incidence being about 1% of that in females.
Neoplasms, usually carcinoma, located within the center of an organ or within small lobes, and in the case of the breast, intraductally. The emphasis of the name is on the location of the neoplastic tissue rather than on its histological type. Most cancers of this type are located in the breast.
Metastatic breast cancer characterized by EDEMA and ERYTHEMA of the affected breast due to LYMPHATIC METASTASIS and eventual obstruction of LYMPHATIC VESSELS by the cancer cells.
Tumors or cancer of the human BREAST.
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