Arimidex/Tamoxifen Neo Adjuvant Study in Premenopausal Patients With Breast Cancer Under Anti Hormonal Treatment

Summary

The purpose of this multi-centre, randomised, double-blind, parallel-group study is to compare efficacy and safety between anastrozole and tamoxifen in pre- and post-operative administration under goserelin acetate treatment for premenopausal breast cancer patients

Timeline

Start

2007-10

Primary completion

2009-11

Completion

2010-12

Outcome

Met primary endpoint

paper anastrozole 70·4% [69 of 98 patients] vs tamoxifen 50·5% [50 of 99 patients]; estimated difference between groups 19·9%, 95% CI 6·5-33·3; p=0·004 PMID 22265697 ↗

Publications

• Masuda N, Sagara Y, Kinoshita T, Iwata H, Nakamura S, Yanagita Y, Nishimura R, Iwase H, Kamigaki S, Takei H, Noguchi S. Neoadjuvant anastrozole versus tamoxifen in patients receiving goserelin for premenopausal breast cancer (STAGE): a double-blind, randomised phase 3 trial. Lancet Oncol. 2012 Apr;13(4):345-52. doi: 10.1016/S1470-2045(11)70373-4. Epub 2012 Jan 20.

Drugs

Indications