Adjuvant Oophorectomy and Tamoxifen in Premenopausal Women With Hormone Receptor-Positive Breast Cancer
Phase III Randomized Study of Immediate Versus Luteal Phase Adjuvant Oophorectomy and Tamoxifen in Premenopausal Women With Hormone Receptor-positive Breast Cancer
1 other identifier
interventional
740
3 countries
9
Brief Summary
This trial tests surgical oophorectomy (removal of ovaries) plus Tamoxifen, done at different times in the menstrual cycle, as adjuvant therapy for invasive breast cancer in 510 premenopausal women with Hormone Receptor-positive Breast Cancer. This study is recruiting at hospitals in Philippines, Vietnam, and Morocco.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for phase_3 breast-cancer
Started Jan 2004
Typical duration for phase_3 breast-cancer
9 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
January 1, 2004
CompletedFirst Submitted
Initial submission to the registry
September 12, 2005
CompletedFirst Posted
Study publicly available on registry
September 20, 2005
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 1, 2011
CompletedStudy Completion
Last participant's last visit for all outcomes
May 1, 2013
CompletedResults Posted
Study results publicly available
April 29, 2015
CompletedApril 29, 2015
April 1, 2015
7.9 years
September 12, 2005
March 31, 2015
April 13, 2015
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Disease-free Survival
5-year disease-free survival
two- to three-year accrual and initial two or more years of follow-up period
Study Arms (3)
Immediate surgery
ACTIVE COMPARATORPatient assigned to immediate surgical oophorectomy/mastectomy and Tamoxifen
Scheduled surgery
EXPERIMENTALPatient scheduled for mid-luteal phase surgical oophorectomy/mastectomy plus Tamoxifen
Immediate Surgery - nonrandomized
OTHERPatient in mid-luteal phase at time of enrollment. Assigned to immediate surgical oophorectomy/mastectomy plus Tamoxifen without randomization
Interventions
20 mg po daily x 5 years
Group A-Surgical oophorectomy and mastectomy in estimated 5 days in mid-luteal phase of menstrual cycle (b, c) Group B-Surgical oophorectomy and mastectomy (1-6 days from randomization)(b, c) Group C-Surgical oophorectomy and mastectomy(1-6 days from registration)(c)
Eligibility Criteria
You may qualify if:
- Open for accrual in Asia only
- Female age 18-50,
- premenopausal with regular cycles (\>25-35 in length)
- fine-needle aspiration diagnosis
- Stage II-IIIA hormone receptor positive invasive breast cancer
- No prior radiation or chemotherapy
- Must be surgical candidate for bilateral oophorectomy
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (9)
National Institute of Oncology
Rabat, Morocco
Vicente Soto Memorial Medical Center
Cebu, Philippines
East Avenue Medical Center
Manila, Philippines
Philippine General Hospital
Manila, Philippines
Rizal
Manila, Philippines
Santo Toma Hospital
Manila, Philippines
Danang General
Da Nang, Vietnam
Hospital K, National Cancer Institute
Hanoi, Vietnam
Hue Central
Huế, Vietnam
Related Publications (1)
Hade EM, Young GS, Love RR. Follow up after sample size re-estimation in a breast cancer randomized trial for disease-free survival. Trials. 2019 Aug 23;20(1):527. doi: 10.1186/s13063-019-3632-9.
PMID: 31443726DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Results Point of Contact
- Title
- Richard R. Love
- Organization
- International Breast Cancer Research Foundation
Study Officials
- PRINCIPAL INVESTIGATOR
Richard R. Love, M.D.
International Breast Cancer Research Foundation
Publication Agreements
- PI is Sponsor Employee
- No
- Restrictive Agreement
- No
Study Design
- Study Type
- interventional
- Phase
- phase 3
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
September 12, 2005
First Posted
September 20, 2005
Study Start
January 1, 2004
Primary Completion
December 1, 2011
Study Completion
May 1, 2013
Last Updated
April 29, 2015
Results First Posted
April 29, 2015
Record last verified: 2015-04