BRIM-P: A Study of Vemurafenib in Pediatric Patients With Stage IIIC or Stage IV Melanoma Harboring BRAFV600 Mutations
An Open-label, Multicenter, Single-arm, Phase I Dose-escalation With Efficacy Tail Extension Study of Vemurafenib (RO5185426) in Pediatric Patients With Surgically Incurable and Unresectable Stage IIIC or Stage IV Melanoma Harboring BRAFV600 Mutations
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Contacts and Locations
Study Locations
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New South Wales
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Westmead, New South Wales, Australia, 2145
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Queensland
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Brisbane, Queensland, Australia, 4029
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Marseille, France, 13385
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Pierre Benite, France, 69495
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Kiel, Germany, 24116
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Mainz, Germany, 55101
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Tuebingen, Germany, 72076
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Jerusalem, Israel, 9112001
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Petach-Tikva, Israel, 49100
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Lazio
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Roma, Lazio, Italy, 00165
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Liguria
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Genova, Liguria, Italy, 16147
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Lombardia
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Milano, Lombardia, Italy, 20133
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Wroclaw, Poland, 50-367
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Bratislava, Slovakia, 83340
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Sevilla, Spain, 41013
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Barcelona
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Esplugues De Llobregas, Barcelona, Spain, 08950
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Newcastle upon Tyne, United Kingdom, NE1 4LP
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Sutton, United Kingdom, SM2 5PT
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California
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Los Angeles, California, United States, 90027
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Colorado
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Aurora, Colorado, United States, 80045
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Florida
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St. Petersburgh, Florida, United States, 33701
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Maryland
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Bethesda, Maryland, United States, 20892
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Massachusetts
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Boston, Massachusetts, United States, 02115
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New York
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New York, New York, United States, 10065
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Tennessee
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Memphis, Tennessee, United States, 38105
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Texas
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Houston, Texas, United States, 77030
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Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Pediatric participants, 12 to 17 years of age inclusive
- Histologically confirmed surgically incurable and unresectable Stage IIIC or Stage IV (AJCC) melanoma
- Positive proto-oncogene B-Raf (BRAF) mutation result (Cobas 4800 BRAF V600 Mutation Test)
- Measurable disease according to Response Evaluation Criteria In Solid Tumors (RECIST) criteria
- Performance status: Karnofsky (for participants >/= 16 years of age) or Lansky (for participants < 16 years of age) score of >/= 60
- Adequate bone marrow, liver and renal function
- Participants must have fully recovered from the acute toxic effects of all prior therapy prior to first administration of study drug
Exclusion Criteria:
- Active or untreated central nervous system (CNS) lesions
- History of or known spinal cord compression or carcinomatous meningitis
- Anticipated or ongoing administration of anti-cancer therapies other than those administered in this study
- Previous malignancy within the past 5 years except for basal or squamous cell carcinoma of the skin, melanoma in-situ, and carcinoma in-situ of the cervix
- Previous treatment with selective/specific BRAF or Methyl Ethyl Ketone (MEK) inhibitor (previous treatment with sorafenib is allowed)
- Any previous treatment with study drug (RO5185426) or participation in a clinical trial that includes RO5185426
- Pregnant or lactating females
- Known human immunodeficiency virus (HIV) positivity or acquired immune deficiency syndrome (AIDS)-related illness, active hepatitis B virus, or active hepatitis C virus
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 |
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Experimental: Vemurafenib
Participants received vemurafenib into two separate cohorts with different starting doses based on greater than or equal to (>=)45 kilogram (kg) and other weighing less than (<)45 kg.
The starting dose for participants (>=45 kg) was 720 milligram (mg) of vemurafenib by mouth twice daily (BID) and the next dose level for participants in this cohort was 960 mg by mouth BID.
The starting dose level for participants weighing <45 kg was to be 480 mg of vemurafenib by mouth BID, but no participants were enrolled into this cohort.
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Cohort 1 (participants >=45 kg): starting dose level 720mg; next dose level 960 mg Cohort 2 (participants <45 kg): starting dose 480 mg
Other Names:
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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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Maximum Tolerated Dose (MTD)/Recommended Dose
Time Frame: Up to 28 days of treatment
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The MTD was defined as the dose level at which six evaluable participants had been treated and at most one participant experienced a dose limiting toxicity (DLT) and the next highest dose level was too toxic.
Dose escalation occurred if 0 out of 3 or at most 1 out of 6 participant experienced DLT while being treated at a dose level; otherwise the dose was declared unsafe and thus above the MTD.
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Up to 28 days of treatment
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Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
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Area Under the Concentration-Time Curve for Vemurafenib
Time Frame: Pre-dose, 2, 4, 8, 12 hours post dose on Cycle 1 Day 1 and Cycle 1 Day 22 (each cycle is of 28 days)
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Pre-dose, 2, 4, 8, 12 hours post dose on Cycle 1 Day 1 and Cycle 1 Day 22 (each cycle is of 28 days)
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Number of Participants With an Adverse Event (AE)
Time Frame: Up to approximately 2 years 11 months
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An AE was defined as any untoward medical occurrence in a patient administered a pharmaceutical product and which did not necessarily have to have a causal relationship with study treatment.
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Up to approximately 2 years 11 months
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Best Overall Response Rate (BORR)
Time Frame: Up to 2 years
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BORR was assessed by the investigators according to the Response Evaluation Criteria In Solid Tumors (RECIST) v1.1.
BORR was defined as the number of participants who achieved a complete response (CR) or partial response (PR).
CR was defined as complete disappearance of all target lesions and non-target disease.
PR was defined as a >=30% decrease under baseline of the sum of diameters of all target lesions.
BORR was summarized along with the associated exact 95% confidence interval (CI) using the method of Clopper-Pearson.
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Up to 2 years
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Clinical Benefit Rate (CBR)
Time Frame: Up to 2 years
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CBR was defined as the number of participants that achieved a CR, PR or stable disease (SD) (SD for at least 6 weeks) as assessed by investigators according to the RECIST v1.1.
CR was defined as complete disappearance of all target lesions and non-target disease.
PR was defined as at >=30% decrease under baseline of the sum of diameters of all target lesions.
SD was defined as steady state of disease with neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for progressive disease (PD).
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Up to 2 years
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Progression-free Survival (PFS)
Time Frame: Randomization date of first subject until disease progression or death or which ever occur first (2 years)
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PFS was defined as the time between the day of first treatment and the first documentation of progressive disease or death.
Progression was defined as a 20% increase in the sum of the longest diameter of target lesions, the appearance of new lesions and increase of at least 5 mm in the sum of diameters of target lesions.
Participants who were withdrawn from the study without documented progression were to be censored at the date of the last known tumor assessment when the participant was known to be progression free.
Median PFS was estimated using Kaplan-Meier method and 95% CI for median was computed using the Brookmeyer and Crowley method.
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Randomization date of first subject until disease progression or death or which ever occur first (2 years)
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Overall Survival (OS)
Time Frame: Randomization date of first subject until death (2 years)
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Overall survival was defined as the time between the date of first treatment to the date of death, regardless of the cause of death.
Participants who were alive at the time of the analysis were censored at the date of their last being known alive.
Median overall survival was estimated using Kaplan-Meier method and 95% CI for median was computed using the Brookmeyer and Crowley method.
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Randomization date of first subject until death (2 years)
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Collaborators and Investigators
Sponsor
Sponsor
Publications and 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 (Estimate)
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
- NO25390
- 2011-000874-67 (EudraCT Number)
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