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NCI Drug Dictionary


toremifene  Patient Information
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 are manifested according to tissue type or species. Check for active clinical trials or closed clinical trials using this agent. (NCI Thesaurus)
US brand name:Fareston
Abbreviation:TOR
Chemical structures:(Z)-2-[4-(4-Chloro-1,2-diphenyl-1-butenyl)phenoxy]-N,N-dimethylethanamine
(Z)-4-Chloro-1,2-diphenyl-1[4-[2-(N,N-dimethylamino)ethoxy]phenyl]-1-butene