Chemotherapy With or Without Trastuzumab After Surgery in Treating Women With Invasive 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.
- Louis Fehrenbacher
NRG Oncology
Principal Investigator
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
1,283 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Arthur J E Child Comprehensive Cancer Centre
Calgary, Alberta, Canada
- Chum - Centre Hospitalier de L'Universite de Montreal
Montreal, Quebec, Canada
- Chum - Hopital Notre-Dame
Montreal, Quebec, Canada
- Chum-Hotel Dieu de Montreal
Montreal, Quebec, Canada
- Jewish General Hospital
Montreal, Quebec, Canada
- Montreal General Hospital
Montreal, Quebec, Canada
- Saint Mary'S Hospital
Montreal, Quebec, Canada
- the Research Institute of the Mcgill University Health Centre (muhc)
Montreal, Quebec, Canada
- Chu de Quebec-Hopital Du Saint-Sacrement (hss)
Québec, Quebec, Canada
- Bon Secours Hospital
Cork, Co Cork, Ireland
- Beaumont Hospital
Dublin, Co Dublin, Ireland
- Mater Misericordiae University Hospital
Dublin, Co Dublin, Ireland
- Mater Private Hospital
Dublin, Co Dublin, Ireland
- Saint Vincent'S University Hospital
Dublin, Co Dublin, Ireland
- Tallaght University Hospital
Dublin, Co Dublin, Ireland
- Saint Vincent'S Private Hospital
Mount Merrion, Co Dublin, Ireland
- University College Hospital Galway
Galway, Co Galway, Ireland
- Mid-Western Regional Hospital
Limerick, Co Limerick, Ireland
- Sligo University Hospital
Sligo, Co Sligo, Ireland
- University Hospital Waterford
Waterford, Co Waterford, Ireland
- Cork University Hospital
Cork, Ireland
- Saint James Hospital
Dublin, Ireland
- Letterkenny General Hospital
Letterkenny, Ireland
- San Juan City Hospital
San Juan, Puerto Rico
- Northeast Alabama Regional Medical Center
Anniston, Alabama, United States
- Providence Hospital
Mobile, Alabama, United States
- University of South Alabama Mitchell Cancer Institute
Mobile, Alabama, United States
- Alaska Breast Care and Surgery Llc
Anchorage, Alaska, United States
- Alaska Women'S Cancer Care
Anchorage, Alaska, United States
- Anchorage Oncology Centre
Anchorage, Alaska, United States
- Katmai Oncology Group
Anchorage, Alaska, United States
- Providence Alaska Medical Center
Anchorage, Alaska, United States
- Fairbanks Memorial Hospital
Fairbanks, Alaska, United States
- Arizona Oncology Associates-Biltmore Cancer Center
Phoenix, Arizona, United States
- Virginia G Piper Cancer Care-del Camino
Scottsdale, Arizona, United States
- Nea Baptist Memorial Hospital
Jonesboro, Arkansas, United States
- Nea Baptist Memorial Hospital and Fowler Family Cancer Center - Jonesboro
Jonesboro, Arkansas, United States
- University of Arkansas for Medical Sciences
Little Rock, Arkansas, United States
- Kaiser Permanente-Anaheim
Anaheim, California, United States
- Kaiser Permanente-Deer Valley Medical Center
Antioch, California, United States
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
- 8 Feb 2011
- Primary completion
- 31 Jul 2017
- Completion
- 2 Jun 2025
- Last update posted
- 14 Jul 2025
- Registered enrollment
- 3,270
- Registry id
- NCT01275677
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.