NCIt definition : The citrate salt of a nonsteroidal triphenylethylene antiestrogen. Chemically related
to tamoxifen, toremifene is a selective estrogen receptor modulator (SERM). This agent
binds competitively to estrogen receptors, thereby interfering with estrogen activity.
Toremifene also has intrinsic estrogenic properties, which is manifested depending
on the tissue or species. (NCI04);