A Global Study to Compare the Effects of Fulvestrant and Arimidex in a Subset of Patients With Breast Cancer.
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- John Robertson, MD
Graduate Medicine and Health School, University of Nottingham, UK
Principal Investigator - Matthew Ellis, DM
Washington University School of Medicine, USA
Principal Investigator - Shankar S, MD
AstraZeneca
Study Director
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
118 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Research Site
La Rioja, Argentina
- Research Site
Mar del Plata, Argentina
- Research Site
Pergamino, Argentina
- Research Site
Rosario, Argentina
- Research Site
Porto Alegre, Brazil
- Research Site
Santo André, Brazil
- Research Site
Abbotsford British Columbia, British Columbia, Canada
- Research Site
Vancouver, British Columbia, Canada
- Research Site
Kitchener, Ontario, Canada
- Research Site
Thunder Bay, Ontario, Canada
- Research Site
Montreal, Quebec, Canada
- Research Site
Montreal, Quebec, Canada
- Research Site
Chengdu, China
- Research Site
Dalian, China
- Research Site
Fuzhou, China
- Research Site
Guangzhou, China
- Research Site
Shanghai, China
- Research Site
Shenyang, China
- Research Site
Suzhou, China
- Research Site
Tianjin, China
- Research Site
Prague, Czechia
- Research Site
Příbram, Czechia
- Research Site
Avellino, Italy
- Research Site
Bari, Italy
- Research Site
Benevento, Italy
- Research Site
Catania, Italy
- Research Site
Genova, Italy
- Research Site
Pisa, Italy
- Research Site
Roma, Italy
- Research Site
Roma, Italy
- Research Site
Roma, Italy
- Research Site
Treviglio, Italy
- Research Site
Fukuoka, Japan
- Research Site
Hamamatsu, Japan
- Research Site
Kagoshima, Japan
- Research Site
Kumamoto, Japan
- Research Site
Matsuyama, Japan
- Research Site
Mitaka-shi, Japan
- Research Site
Nishinomiya-shi, Japan
- Research Site
Osaka, Japan
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 17 Oct 2012
- Primary completion
- 11 Apr 2016
- Completion
- 16 Jan 2026
- Last update posted
- 27 Feb 2026
- Registered enrollment
- 462
- Registry id
- NCT01602380
Cross-registrations
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.