Letrozole After Tamoxifen in Treating Women With Breast Cancer
Status:
Completed
Trial end date:
2003-10-01
Target enrollment:
Participant gender:
Summary
RATIONALE: Estrogen can stimulate the growth of breast cancer cells. Hormone therapy using
letrozole may fight breast cancer by reducing the production of estrogen.
PURPOSE: This randomized phase III trial is studying letrozole to see how well it works in
treating women with breast cancer who have received tamoxifen for at least 5 years.
Phase:
Phase 3
Details
Lead Sponsor:
NCIC Clinical Trials Group
Collaborators:
Cancer and Leukemia Group B Eastern Cooperative Oncology Group European Organisation for Research and Treatment of Cancer - EORTC International Breast Cancer Study Group National Cancer Institute (NCI) North Central Cancer Treatment Group Southwest Oncology Group