Trastuzumab or Observation After Combination Chemotherapy and Trastuzumab in Treating Patients Undergoing Surgery for Stage II or Stage III Breast Cancer
Adjuvant Trastuzumab vs Observation in Locally Advanced Breast Cancer Treated With Neoadjuvant Trastuzumab
2 other identifiers
interventional
160
1 country
2
Brief Summary
RATIONALE: Drugs used in chemotherapy work in different ways to stop the growth of tumor cells, either by killing the cells or by stopping them from dividing. Monoclonal antibodies, such as trastuzumab, can block tumor growth in different ways. Some block the ability of tumor cells to grow and spread. Others find tumor cells and help kill them or carry tumor-killing substances to them. Giving combination chemotherapy together with trastuzumab before surgery may make the tumor smaller and reduce the amount of normal tissue that needs to be removed. Giving trastuzumab after surgery may kill any tumor cells that remain after surgery. Sometimes, after surgery, the tumor may not need more treatment until it progresses. In this case, observation may be sufficient. It is not yet known whether trastuzumab is more effective than observation when given after combination chemotherapy and trastuzumab in treating patients with breast cancer. PURPOSE: This randomized phase II trial is studying trastuzumab to see how well it works compared with observation when given after combination chemotherapy and trastuzumab in treating patients undergoing surgery for stage II or stage III breast cancer.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2 breast-cancer
2 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
September 1, 2006
CompletedFirst Submitted
Initial submission to the registry
September 20, 2007
CompletedFirst Posted
Study publicly available on registry
September 24, 2007
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 1, 2009
CompletedAugust 26, 2013
March 1, 2008
3.3 years
September 20, 2007
August 23, 2013
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
Percentage of pathological responses
Disease-free survival
Secondary Outcomes (3)
Overall survival at 3 years
Cardiac toxicity
Percentage of patients that become negative on the fluorescence in situ hybridization (FISH) test at the end of neoadjuvant therapy
Interventions
Eligibility Criteria
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Sponsors & Collaborators
Study Sites (2)
Instituto Nacional de Cancerologia
Mexico City, Mexico City, 14000, Mexico
Hospital General de Mexico
Mexico City, Mexico City, C.P. 06726, Mexico
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Study Officials
- PRINCIPAL INVESTIGATOR
Claudia Arce-Salinas, MD
Instituto Nacional de Cancerologia, Columbia
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Sponsor Type
- OTHER GOV
Study Record Dates
First Submitted
September 20, 2007
First Posted
September 24, 2007
Study Start
September 1, 2006
Primary Completion
December 1, 2009
Last Updated
August 26, 2013
Record last verified: 2008-03