2,639
Participants
Start Date
December 31, 2005
Primary Completion Date
March 31, 2019
Study Completion Date
March 31, 2019
Celecoxib
Patients will receive 400mg of Celecoxib once daily for two years or until disease progression (if before the two years limit) or until development of unacceptable toxicities. In addition ER(+) patients will receive endocrine treatment according to local practice.
Placebo
Two capsules once daily with food
Institute of Cancer Research, United Kingdom
OTHER
Imperial College London
OTHER