<unk> , sold under the brand name Femara (by Novartis') among others, is an aromatase inhibitor which is used in the treatment of hormonally-responsive breast cancer after surgery. It was patented in 1986 and approved for medical use in 1996.
Letrozole
Anastrozole
Bisoctrizole
Gestrinone
Norendoxifen
Endoxifen
Tamoxifen
Salvestrol