Should women currently undergoing chemotherapy or radiation take letrozole?
No. This study is not applicable to women with breast cancer currently undergoing chemotherapy or radiation. However, women who had chemotherapy or radiation before receiving five years of tamoxifen were included in the study, so women in this situation should consider taking letrozole. • Do the side effects of taking letrozole outweigh the benefits? While each individual must evaluate the benefits and risks along with her physician, this study was stopped early because women taking letrozole were much less likely to have their cancer return than women taking a placebo, without a high rate of serious side effects. OBTAINING THE TREATMENT • Is letrozole approved for use? Yes. Letrozole has been approved for the treatment of advanced breast cancer and is available in Canada, the United States, and in many other countries around the world. • Does letrozole still need to be approved for this use before my doctor can prescribe it for me? It is approved for treating post-menopausal women wit
