© 2005 Oxford University Press
NEWS |
Anastrozole Data Show Continued Delay in Relapse, But No Clear Survival Advantage
| The first 10% of the full text of this article appears below. |
For the first time in 20 years, another class of drugsaromatase inhibitorsis challenging tamoxifen as the treatment of choice for postmenopausal women with early breast cancer. However, the higher cost of at least one of the aromatase inhibitors and the lack of a statistically significant advantage in breast cancer survival give some researchers pause in wholeheartedly endorsing the drugs.
Final results of the Arimidex, Tamoxifen, Alone or in Combination (ATAC)
trial, presented at this year's San Antonio Breast Cancer Symposium and
published simultaneously in The Lancet, found that, compared with
tamoxifen, anastrozole (Arimidex) improved disease-free survival by 13% (17%
among hormone-responsive