Estrogen for Triple Negative Breast Cancer
A Phase II Study of High Dose Estradiol in Metastatic Triple Negative Breast Cancer
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
Contacts and Locations
Study Locations
-
-
Wisconsin
-
Madison, Wisconsin, United States, 53792
- University of Wisconsin Carbone Cancer Center
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- histologically or cytologically confirmed breast cancer which is metastatic.
- A formalin-fixed paraffin embedded tumor block (preferred) or unstained slides must be available from either a prior biopsy of the primary tumor or a metastatic site. .
- Primary tumor or metastatic biopsy lacking estrogen and progesterone receptor and Her2 negative
- Patients must have measurable disease.
- Eastern Cooperative Oncology Group performance status 0-1.
- Patients with bone metastasis at baseline must agree to treatment with intravenous bisphosphonates
- Subjects may have had 0-4 lines of prior systemic chemotherapy or targeted therapy regimens administered for treatment of their metastatic breast cancer.
- Age >18 years
- Life expectancy of greater than 3 months.
- Patients must have adequate organ and marrow function as defined below:
Exclusion Criteria:
- systemic chemotherapies, targeted therapies or radiotherapy for their cancer within 2 weeks prior to entering the study
- Patients receiving any other investigational agents for breast cancer treatment.
- Patients with known brain metastases are excluded 3.2.4 History of allergic reactions attributed to compounds of similar chemical or biologic composition to estradiol.
- Patients with any condition of the gastrointestinal tract that is expected to result in an inability to take oral medication
- Dysfunctional or post-menopausal vaginal bleeding.
- Uncontrolled hypercalcemia/hypocalcemia
- Prior history of or active thrombophlebitis, cerebral vascular accident, myocardial infarction, deep venous thrombosis or pulmonary embolism.
- History of or active hepatic adenoma.
- Uncontrolled intercurrent illness
- Pregnant women are excluded from this study
- Patients with bone metastasis are excluded if they are unable to receive intravenous bisphosphonate therapy due to the risk for developing hypercalcemia.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Allocation: N/A
- Interventional Model: Single Group Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Estrogen Therapy
Estrogen therapy
|
10mg oral three times daily
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Determine Tumor Objective Response (OR) Rates
Time Frame: Up to 4 years
|
OR=complete response (CR) + partial response (PR) as defined by RECIST version 1.1, where CR=disappearance of all target lesions, and PR=At least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters.
|
Up to 4 years
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Progression-free Survival (PFS)
Time Frame: Up to 4 years
|
Up to 4 years
|
|
|
Clinical Benefit (CB)
Time Frame: Up to 4 years
|
Defined as complete response, partial response, or stable disease at > 16 weeks
|
Up to 4 years
|
|
Median Overall Survival (OS)
Time Frame: Up to 4 years
|
Up to 4 years
|
Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Publications and helpful links
Helpful Links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- CO09711
- P30CA014520 (U.S. NIH Grant/Contract)
- A534260 (Other Identifier: UW Madison)
- SMPH\MEDICINE\HEM-ONC (Other Identifier: UW Madison)
- H-2009-0172 (Other Identifier: Institutional Review Board)
- NCI-2011-00618 (Registry Identifier: NCI Trial ID)
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