A Prospective, randomised, open, multicenter, phase III study to assess different Duration of Anastrozole therapy after 2 to 3 years Tamoxifen as Adjuvant therapy in postmenopausal women with breast cancer.
Indication
Adjuvant
Subindication
Any HER2, HR+
Target sample size
1900-01-01
Actual accrual
1912-01-01
Date: 04/08/2009
Estimated study completion date
01/09/2009
Contact
Sponsor
Maastricht UMC+
Principal Investigator(s)
Prof. Dr. Vivianne C.G. Tjan-Heijnen
Central datamanagement and randomization
Central Datamanagement: IKNL trialbureau@iknl.nl / a.swinkels@iknl.nl Tel 088 234 6500
Monitoring
AstraZeneca
Design
Randomization: Arm A: 3 years anastrozole and 3 years no therapy Arm B: 6 years anastrozole
Objectives
To assess the disease free survival (DFS) with 6 years of adjuvant anastrozole compared with the current standard treatment of 3 years of adjuvant anastrozole in postmenopausal hormone sensitive breast cancer patients, subsequent to 2 to 3 years of adjuvant tamoxifen treatment.
Endpoints
Primary endpoint:
Disease Free Survival
Secondary endpoints:
Incidence contralateral breast cancer
Overall survival
Toxicity
Cost effectiveness
Eligibility Criteria
N0 high risk or N+ postmenopausal ER/PR+ 2-3 yrs adj Tamoxifen No locoregional relapse or metastasis CT and/orf RT before/after surgery is allowed