Published in Women's Health Weekly, October 13th, 2005
"Tamoxifen has been widely used for the treatment of estrogen receptor (ER)-positive breast cancer, but its partial agonist activity is considered to limit the efficacy, and cause tumor flare and endometrial cancer. Fulvestrant, on the other hand, binds and degrades ER, thereby acting as a pure antiestrogen without partial agonist activity," scientists in Japan report.
"However," contended T. Yoneya and colleagues, Chugai Pharmaceutical Co., "due to its low oral bioavailability, fulvestrant has to be intramuscularly administered to patients,...
Want to see the full article?
Welcome to NewsRx!
Learn more about a six-week, no-risk free trial of Women's Health Weekly
NewsRx also is available at LexisNexis, Gale, ProQuest, Factiva, Dialog, Thomson Reuters, NewsEdge, and Dow Jones.