For the past 30 years, tamoxifen has saved millions of lives throughout the world. The same has been proven in randomized trials and metaanalyses. Recent trials have shown clinical superiority of aromatase inhibitors over tamoxifen in terms of disease free survival and reduction in complications. However, because of the unique mechanism of tamoxifen, intrinsic advantages and low cost, this wonderdrug may still be a reasonable choice for hormonal therapy in breast cancer.