Adjuvant Dabrafenib (GSK2118436) in Patients With Surgically Resected AJCC Stage IIIC Melanoma Characterized by a BRAFV600E/K Mutation
A Phase 2 Trial of Adjuvant Dabrafenib (GSK2118436) in Patients With Surgically Resected AJCC Stage IIIC Melanoma Characterized by a BRAFV600E/K Mutation
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
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New York
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New York, New York, United States, 10065
- Memorial Sloan Kettering Cancer Center
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-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- AJCC (2009) stage IIIC cutaneous melanoma rendered free of disease by surgical resection no greater than 90 days prior study enrollment. Patients with unknown primaries will be eligible for this trial. Patients with a history of resected stage I or II cutaneous melanoma who subsequently have their first disease recurrence meeting the criteria for stage IIIC disease will also be eligible for this trial.
- Patients must have clear margins after wide local excision. Patients with nodes that are palpable or detectable on radiologic imaging must have an adequate lymphadenectomy.
- Patients must be adequately recovered from surgery, radiation therapy, or any surgical complications prior to enrollment. In general, this means patients will be off antibiotics from wound infections and drains removed. However, if necessary, patients can be treated with a drain in place at the discretion of the PI if the 90 days window is about to expire.
- Histologic proof of melanoma reviewed and confirmed by MSKCC.
- A documented BRAFV600E or BRAFV600K mutation by genotyping or IHC [35]performed by a CLIA certified laboratory.
- Age ≥ 16 years old
- ECOG performance status = 0 or Karnofsky Performance Status equivalent
- The ability to swallow pills.
- Patients must have adequate organ and marrow function as defined below:
Absolute neutrophil count ≥1.5 K/mcL Platelets ≥ 100 K/mcL Hemoglobin ≥ 9.0 g/dL Total bilirubin ≤ 1.5 X institutional upper limit of normal (ULN)
≤ 3.0 X institutional ULN if the patient has Gilbert's Syndrome AST (SGOT) and ALT (SGPT) ≤ 2.5 X institutional ULN Creatinine ≤ 1.5 X institutional ULN or creatinine clearance (calculated or measured) > 60 ml/min
- Women with child bearing potential and men with reproductive potential must be willing to practice acceptable methods of contraception.
Exclusion Criteria:
- Patients with a history of stage III melanoma (any primary melanoma with locoregional nodal/subcutaneous disease) treated with surgical resection who subsequently have disease recurrence meeting the criteria for stage IIIC disease.
- Prior therapy with ipilimumab, other BRAF inhibitors, or MEK inhibitors.
- Concurrent adjuvant immunotherapy, chemotherapy, or radiotherapy.
- Current use of a prohibited medication while on dabrafenib
- Presence of active gastrointestinal disease or other condition that will interfere significantly with the absorption of drugs.
- A history of known glucose-6-phosphate dehydrogenase (G6PD) deficiency.
- Pregnant women and lactating women.
- A concurrent second malignancy even if it does not require active therapy. Patients with indolent B-cell malignancies will not be eligible. Prior malignancy will be allowed as long as the patient is known to be free of disease for at least 3 years.
- Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements.
- QTc interval > 500 msec unless a bundle branch block is also present.
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: dabrafenib
This is a single institution phase II trial assessing the efficacy of adjuvant dabrafenib (GSK2118436) in patients with surgically resected AJCC stage IIIC melanoma characterized by a BRAFV600E/K mutation.
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Following definitive surgical resection, eligible patients will receive dabrafenib at 150 mg twice a day by mouth for 4 cycles (± 5 days).
One cycle is 28 days.
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What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
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Percentage of Participants With Relapse Free Survival
Time Frame: 24 months
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Relapse free survival is defined as the time from surgical resection to the first recurrence or death as assessed by physical examination and radiographic evaluation.
All recurrences will be confirmed by biopsy and histologic evaluation.
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24 months
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Overall Survival
Time Frame: 2 years
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Overall survival is defined as the time from surgical resection to death or last follow-up.
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2 years
|
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Number of Participants With Adverse Events
Time Frame: 1 year
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Toxicity will be graded by the NCI Common Toxicity Criteria (CTC) version 4.0 with each cycle of adjuvant dabrafenib.
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1 year
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Collaborators and Investigators
Sponsor
Sponsor
Collaborators
Collaborators
Publications and helpful links
Helpful Links
Study record dates
Study Major Dates
Study Start (Actual)
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
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- 12-124
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