Tamoxifen
![](/Images/godic/202501/19/Tamoxifen2DACS.svg0036.png")
![](/Images/godic/202501/19/Tamoxifen-3D-balls0037.png")
![Nolvadex (tamoxifen) 20 mg tablets](/Images/godic/202501/19/Nolvadex0037.jpg")
![Crystallographic structure of 4-hydroxy-tamoxifen (carbon = white, oxygen = red, nitrogen = blue) complexed with ligand binding domain of estrogen receptor alpha (cyan ribbon).[49]](/Images/godic/202501/19/3ert0037.png")
Tamoxifen (TMX), sold under the brand name Nolvadex among others, is a medication that is used to prevent breast cancer in women and treat breast cancer in women and men. It is also being studied for other types of cancer. It has been used for Albright syndrome. Tamoxifen is typically taken daily by mouth for five years for breast cancer.