NCI Drug Dictionary

The NCI Drug Dictionary contains technical definitions and synonyms for drugs/agents used to treat patients with cancer or conditions related to cancer. Each drug entry includes links to check for clinical trials listed in NCI's List of Cancer Clinical Trials.

toremifene citrate
Patient Information
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. Check for active clinical trials using this agent. (NCI Thesaurus)

US brand name:Fareston
Code name:FC-1157a
Chemical structure:
  • (Z)-2-[4-(4-chloro-1,2-diphenyl-1-butenyl)phenoxy]-N,N-dimethylethanamine 2-Hydroxy-1,2,3-propanetricarboxylate (1:1)
  • 2-(p-[(Z)-4-chloro-1,2-diphenyl-1-butenyl]-phenoxy)- N,N-dimethylethylamine citrate (1:1)