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NCT04775485 · CITED IN SOURCE DOCUMENTS

A Study to Evaluate Tovorafenib in Pediatric and Young Adult Participants With Relapsed or Progressive Low-Grade Glioma and Advance Solid Tumors

An NCI or FDA source cites this study. A citation does not establish that it applies to an individual diagnosis.

Phase
PHASE2
Status at capture
RECRUITING
Registry last update
2025-04-10

This is a Phase 2, multi center, open-label study to evaluate the safety and efficacy of Type II RAF (tovorafenib) in pediatric participants with low-grade glioma or advanced solid tumors. Qualifying genomic alterations will be identified through molecular assays as routinely performed at Clinical Laboratory Improvement Amendments (CLIA) of 1988 or other similarly certified laboratories prior to enrollment into any of the arms. The study will consist of a screening period, a treatment period, a long-term extension phase, end of treatment (EOT) visit(s), a safety follow-up visit, and long-term follow-up assessments.

Open the original ClinicalTrials.gov record → · Download preserved record

What did the study report?

Outcomes, safety and baseline populations are separate source sections. Quality-of-life measures appear under their original outcome titles.

No posted result sections were captured. Registered plans do not establish that a treatment works.

Who could take part
eligibility Criteria
Inclusion Criteria: * Low Grade Glioma \& Low-Grade Glioma Extension: a relapsed or progressive LGG with documented known activating BRAF alteration. * Advanced Solid Tumor: locally advanced or metastatic solid tumor with documented known or expected to be activating RAF fusion. * Participants must have histopathologic verification of malignancy at either original diagnosis or relapse. * Must have received at least one line of prior systemic therapy and have documented evidence of radiographic progression. * Must have at least 1 measurable lesion as defined by RANO (Arms 1 \& 2) or RECIST v1.1 (Arm 3) criteria Exclusion Criteria: * Participant's tumor has additional previously-known activating molecular alterations. * Participant has symptoms of without radiographically recurrent or radiographically progressive disease. * Known or suspected diagnosis of neurofibromatosis type 1 (NF-1) via genetic testing or current diagnostic criteria. Other inclusion/exclusion criteria as stipulated by protocol may apply
healthy Volunteers
false
maximum Age
25 Years
minimum Age
6 Months
sex
ALL
std Ages
  1. CHILD
  2. ADULT
Treatment arms and interventions
arm Groups
  1. description
    Participants with recurrent or progressive low-grade glioma will receive 420 milligrams/meters square (mg/m\^2) of tovorafenib weekly according to dose rounding guidelines and according to their baseline body surface area (BSA).
    intervention Names
    1. Drug: Tovorafenib
    label
    Arm 1: Low-Grade Glioma
    type
    EXPERIMENTAL
  2. description
    Participants with recurrent or progressive low-grade glioma will receive 420 mg/m\^2 of tovorafenib weekly according to dose rounding guidelines and according to their baseline BSA.
    intervention Names
    1. Drug: Tovorafenib
    label
    Arm 2: Low-Grade Glioma Expanded Access
    type
    EXPERIMENTAL
  3. description
    Participants with advanced solid tumors will receive 420 mg/m\^2) of tovorafenib weekly according to dose rounding guidelines and according to their baseline BSA.
    intervention Names
    1. Drug: Tovorafenib
    label
    Arm 3: Advanced Solid Tumor
    type
    EXPERIMENTAL
interventions
  1. arm Group Labels
    1. Arm 1: Low-Grade Glioma
    2. Arm 2: Low-Grade Glioma Expanded Access
    3. Arm 3: Advanced Solid Tumor
    description
    Tovorafenib is an oral Type II RAF kinase inhibitor available in 100 mg immediate-release tablet or 25 mg/milliliter (mL) powder for reconstitution.
    name
    Tovorafenib
    other Names
    1. DAY101
    type
    DRUG
Study design
allocation
NON_RANDOMIZED
intervention Model
SINGLE_GROUP
masking Info
masking
NONE
primary Purpose
TREATMENT
Enrollment
count
141
type
ESTIMATED
Registered outcome plans (not posted results)
primary Outcomes
  1. description
    ORR is defined as percentage of participants with best overall confirmed response of complete response (CR) or partial response (PR) by the Response Assessment in Neuro-Oncology - high-grade glioma (RANO-HGG) criteria.
    measure
    Arm 1: Overall response rate
    time Frame
    Up to 48 months
  2. description
    An adverse event (AE) is any untoward medical occurrence in a participant or clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention.
    measure
    Arm 2: Number of participants reporting adverse events
    time Frame
    Up to 48 months
  3. measure
    Arm 2: Number of participants with clinically significant changes in clinical chemistry parameters
    time Frame
    Up to 48 months
  4. measure
    Arm 2: Number of participants with clinically significant changes in hematology parameters
    time Frame
    Up to 48 months
  5. description
    Determined by the treating investigator and measured by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 or RANO-HGG criteria, as appropriate.
    measure
    Arm 3: Overall response rate
    time Frame
    Up to 48 months
secondary Outcomes
  1. description
    An adverse event (AE) is any untoward medical occurrence in a participant or clinical study participant, temporally associated with the use of study intervention, whether or not considered related to the study intervention.
    measure
    Arm 1 and 3: Number of participants reporting adverse events
    time Frame
    Up to 48 months
  2. measure
    Arm 1 and 3: Number of participants with clinically significant changes in clinical chemistry parameters
    time Frame
    Up to 48 months
  3. measure
    Arm 1 and 3: Number of participants with clinically significant changes in hematology parameters
    time Frame
    Up to 48 months
  4. measure
    Arm 1: Area under the concentration-time curve (AUC) of Tovorafenib
    time Frame
    Cycle 1: Day 1 and Day 15; Cycles 2, 4, 7, 10 and 13: Day 1
  5. measure
    Arm 1: Minimum drug concentration (Cmin)
    time Frame
    Cycle 1: Day 1 and Day 15; Cycles 2, 4, 7, 10 and 13: Day 1
  6. measure
    Arm 1: Change from Baseline QT interval corrected for heart rate by Fridericia's formula (ΔQTcF)
    time Frame
    Baseline to 48 months
  7. measure
    Arm 1: Change from Baseline PR interval (ΔPR)
    time Frame
    Baseline to 48 months
  8. measure
    Arm 1: Change from Baseline QRS interval (ΔQRS)
    time Frame
    Baseline to 48 months
  9. measure
    Arm 1: Change from baseline heart rate (ΔHR)
    time Frame
    Baseline to 48 months
  10. measure
    Arm 1: Change in electrocardiogram (ECG) waveform morphology
    time Frame
    Baseline to 48 months
  11. description
    ORR is defined as percentage of participants with best overall confirmed response of CR or PR by the RANO-HGG criteria.
    measure
    Arm 1 and Arm 2: Overall response rate
    time Frame
    Up to 48 months
  12. description
    ORR is defined as percentage of participants with best overall confirmed response of CR or PR or minor response (MR) by Response Assessment in Pediatric Neuro-Oncology (RAPNO) criteria.CR or PR by RECIST v1.1 criteria.
    measure
    Arm 1, Arm 2 and Arm 3: Overall response rate in Pediatric participants
    time Frame
    Up to 48 months
Full study description
brief Summary
This is a Phase 2, multi center, open-label study to evaluate the safety and efficacy of Type II RAF (tovorafenib) in pediatric participants with low-grade glioma or advanced solid tumors. Qualifying genomic alterations will be identified through molecular assays as routinely performed at Clinical Laboratory Improvement Amendments (CLIA) of 1988 or other similarly certified laboratories prior to enrollment into any of the arms. The study will consist of a screening period, a treatment period, a long-term extension phase, end of treatment (EOT) visit(s), a safety follow-up visit, and long-term follow-up assessments.
Source references
references
  1. citation
    Kilburn LB, Khuong-Quang DA, Hansford JR, Landi D, van der Lugt J, Leary SES, Driever PH, Bailey S, Perreault S, McCowage G, Waanders AJ, Ziegler DS, Witt O, Baxter PA, Kang HJ, Hassall TE, Han JW, Hargrave D, Franson AT, Yalon Oren M, Toledano H, Larouche V, Kline C, Abdelbaki MS, Jabado N, Gottardo NG, Gerber NU, Whipple NS, Segal D, Chi SN, Oren L, Tan EEK, Mueller S, Cornelio I, McLeod L, Zhao X, Walter A, Da Costa D, Manley P, Blackman SC, Packer RJ, Nysom K. The type II RAF inhibitor tovorafenib in relapsed/refractory pediatric low-grade glioma: the phase 2 FIREFLY-1 trial. Nat Med. 2024 Jan;30(1):207-217. doi: 10.1038/s41591-023-02668-y. Epub 2023 Nov 17.
    pmid
    37978284
    type
    DERIVED
Source notices and limitations
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        14 CLINICAL STUDIES The efficacy of OJEMDA was evaluated in a multicenter, open-label, single-arm clinical trial (FIREFLY-1; NCT04775485). Eligible patients (N=76) were required to have a relapsed or refractory pediatric low-grade glioma (LGG) harboring an activating BRAF alteration based on loc
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    Preserved source evidence · Not medical advice