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Ripretinib in Combination With Binimetinib in Patients With Gastrointestinal Stromal Tumor (GIST)

Primary Purpose

Gastrointestinal Stromal Tumors

Status
Withdrawn
Phase
Phase 1
Locations
Study Type
Interventional
Intervention
Ripretinib
binimetinib
Sponsored by
Deciphera Pharmaceuticals LLC
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Gastrointestinal Stromal Tumors

Eligibility Criteria

18 Years - undefined (Adult, Older Adult)All SexesDoes not accept healthy volunteers

Inclusion Criteria:

  1. Patients ≥18 years of age with advanced GIST (unresectable or metastatic).
  2. Must have at least progressed on imatinib or have documented intolerance to imatinib.
  3. Patients must have an Eastern Cooperative Oncology Group (ECOG) performance status (PS) of 0 or 1.
  4. Patients must have a histologic diagnosis of GIST.
  5. If a female of childbearing potential, must have a negative pregnancy test.
  6. Adequate organ function and bone marrow function

Exclusion Criteria:

  1. Received prior anticancer therapy within 14 days or 5× the half-life whichever is longer) prior to the first dose.
  2. Ongoing or prior participation in the DCC-2618-03-002 study.
  3. Prior therapy with ripretinib.
  4. Prior therapy with MEK inhibitor.
  5. History of certain ocular disorders.
  6. History of clinically significant hepatobiliary disease.
  7. Known active central nervous system metastases.
  8. History or presence of clinically relevant cardiovascular abnormalities.
  9. Systemic arterial or venous thrombotic or embolic events within 6 months of first dose.
  10. History of acute or chronic pancreatitis
  11. History of chronic inflammatory bowel disease or Crohn's disease requiring intervention within 12 months of first dose.
  12. Gastrointestinal abnormalities including but not limited to:

    • inability to take oral medication,
    • malabsorption syndromes

Sites / Locations

    Arms of the Study

    Arm 1

    Arm 2

    Arm Type

    Experimental

    Experimental

    Arm Label

    Escalation

    Expansion

    Arm Description

    Escalation Phase: Increasing doses of ripretinib in combination with increase doses of binimetinib in patients with advanced GIST who have progressed on at least imatinib or are intolerant to imatinib and are ripretinib naïve in repeated 28-day cycles. Participants may remain on treatment until disease progression, unacceptable toxicity, or withdrawal of consent

    Ripretinib in combination with binimetinib at the recommended Phase 2 dose (RP2D) in patients with advanced GIST who have progressed on imatinib or are intolerant to imatinib and are naïve. Participants may remain on treatment until disease progression, unacceptable toxicity, or withdrawal of consent

    Outcomes

    Primary Outcome Measures

    Safety/tolerability of oral ripretinib in combination with binimetinib: incidence of adverse events
    Adverse events [TEAEs, SAEs, AESIs], dose reduction, dose interruption, or discontinuation, vital signs (heart rate [beats/min], and changes in laboratory parameters (chemistry, hematology, urinalysis, coagulation).
    Determination of the Maximum Tolerated Dose and the Recommended Phase 2 Dose
    Expansion Phase Only: Evaluate the objective response rate (ORR) of ripretinib in combination with binimetinib by modified RECIST
    Measure ORR

    Secondary Outcome Measures

    Determine the time to maximum observed concentration (tmax) profile of oral ripretinib in combination with binimetinib
    Measure Tmax
    Determine the maximum observed concentration (Cmax) profile of oral ripretinib in combination with binimetinib
    Measure Cmax
    Determine the minimum observed concentration (Cmin) profile of oral ripretinib in combination with binimetinib
    Measure Cmin
    Determine the area under the concentration-time curve (AUC) profile of oral ripretinib in combination with binimetinib
    Measure AUC
    Evaluate the objective response rate (ORR) of ripretinib in combination with binimetinib by modified RECIST (escalation phase only) and Choi criteria (escalation and expansion phases)
    Measure ORR
    Evaluate the progression-free survival (PFS) of ripretinib in combination with binimetinib
    Measure PFS
    Evaluate the overall survival (OS) of ripretinib in combination with binimetinib
    Measure OS
    Evaluate the duration of response (DOR) of ripretinib in combination with binimetinib
    Measure DOR
    Evaluate the clinical benefit rate (CBR) of ripretinib in combination with binimetinib
    Measure CBR
    Evaluate the time to response (TTR) of ripretinib in combination with binimetinib
    Measure TTR

    Full Information

    First Posted
    September 20, 2021
    Last Updated
    December 15, 2021
    Sponsor
    Deciphera Pharmaceuticals LLC
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    1. Study Identification

    Unique Protocol Identification Number
    NCT05080621
    Brief Title
    Ripretinib in Combination With Binimetinib in Patients With Gastrointestinal Stromal Tumor (GIST)
    Official Title
    A Phase 1b/2, Open-label, Multicenter Study to Evaluate the Safety, Tolerability, Efficacy, and Pharmacokinetics of Ripretinib in Combination With Binimetinib in Patients With Gastrointestinal Stromal Tumor (GIST)
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    December 2021
    Overall Recruitment Status
    Withdrawn
    Why Stopped
    The Sponsor decided to discontinue this study due to a corporate restructuring intended to prioritize clinical development of select programs. No patients enrolled in this study and no patients received investigational product.
    Study Start Date
    November 2021 (Anticipated)
    Primary Completion Date
    November 2025 (Anticipated)
    Study Completion Date
    May 2027 (Anticipated)

    3. Sponsor/Collaborators

    Responsible Party, by Official Title
    Sponsor
    Name of the Sponsor
    Deciphera Pharmaceuticals LLC

    4. Oversight

    Studies a U.S. FDA-regulated Drug Product
    Yes
    Studies a U.S. FDA-regulated Device Product
    No
    Data Monitoring Committee
    Yes

    5. Study Description

    Brief Summary
    Multicenter, open-label Phase 1b/2 study of ripretinib in combination with binimetinib in patients with gastrointestinal stromal tumor (GIST). There will be 2 distinct parts in this study: Dose Escalation (Phase 1) and Expansion (Phase 2).

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Gastrointestinal Stromal Tumors

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Phase 1, Phase 2
    Interventional Study Model
    Sequential Assignment
    Masking
    None (Open Label)
    Allocation
    Non-Randomized
    Enrollment
    0 (Actual)

    8. Arms, Groups, and Interventions

    Arm Title
    Escalation
    Arm Type
    Experimental
    Arm Description
    Escalation Phase: Increasing doses of ripretinib in combination with increase doses of binimetinib in patients with advanced GIST who have progressed on at least imatinib or are intolerant to imatinib and are ripretinib naïve in repeated 28-day cycles. Participants may remain on treatment until disease progression, unacceptable toxicity, or withdrawal of consent
    Arm Title
    Expansion
    Arm Type
    Experimental
    Arm Description
    Ripretinib in combination with binimetinib at the recommended Phase 2 dose (RP2D) in patients with advanced GIST who have progressed on imatinib or are intolerant to imatinib and are naïve. Participants may remain on treatment until disease progression, unacceptable toxicity, or withdrawal of consent
    Intervention Type
    Drug
    Intervention Name(s)
    Ripretinib
    Other Intervention Name(s)
    DCC-2618, QINLOCK
    Intervention Description
    50 mg tablets
    Intervention Type
    Drug
    Intervention Name(s)
    binimetinib
    Other Intervention Name(s)
    Mektovi
    Intervention Description
    15 mg tablets
    Primary Outcome Measure Information:
    Title
    Safety/tolerability of oral ripretinib in combination with binimetinib: incidence of adverse events
    Description
    Adverse events [TEAEs, SAEs, AESIs], dose reduction, dose interruption, or discontinuation, vital signs (heart rate [beats/min], and changes in laboratory parameters (chemistry, hematology, urinalysis, coagulation).
    Time Frame
    Approximately 12 months
    Title
    Determination of the Maximum Tolerated Dose and the Recommended Phase 2 Dose
    Time Frame
    Approximately 12 months
    Title
    Expansion Phase Only: Evaluate the objective response rate (ORR) of ripretinib in combination with binimetinib by modified RECIST
    Description
    Measure ORR
    Time Frame
    Approximately 36 months
    Secondary Outcome Measure Information:
    Title
    Determine the time to maximum observed concentration (tmax) profile of oral ripretinib in combination with binimetinib
    Description
    Measure Tmax
    Time Frame
    Cycle 1 Day 1, and Cycle 1 Day15 (pre-dose and at multiple time points [up to 8 hours] post-dose). Each cycle is 28 days
    Title
    Determine the maximum observed concentration (Cmax) profile of oral ripretinib in combination with binimetinib
    Description
    Measure Cmax
    Time Frame
    Cycle 1 Day 1, and Cycle 1 Day15 (pre-dose and at multiple time points [up to 8 hours] post-dose). Each cycle is 28 days
    Title
    Determine the minimum observed concentration (Cmin) profile of oral ripretinib in combination with binimetinib
    Description
    Measure Cmin
    Time Frame
    Cycle 1 Day 1, and Cycle 1 Day15 (pre-dose and at multiple time points [up to 8 hours] post-dose). Each cycle is 28 days
    Title
    Determine the area under the concentration-time curve (AUC) profile of oral ripretinib in combination with binimetinib
    Description
    Measure AUC
    Time Frame
    Cycle 1 Day 1, and Cycle 1 Day15 (pre-dose and at multiple time points [up to 8 hours] post-dose). Each cycle is 28 days
    Title
    Evaluate the objective response rate (ORR) of ripretinib in combination with binimetinib by modified RECIST (escalation phase only) and Choi criteria (escalation and expansion phases)
    Description
    Measure ORR
    Time Frame
    Approximately 36 months
    Title
    Evaluate the progression-free survival (PFS) of ripretinib in combination with binimetinib
    Description
    Measure PFS
    Time Frame
    Approximately 36 months
    Title
    Evaluate the overall survival (OS) of ripretinib in combination with binimetinib
    Description
    Measure OS
    Time Frame
    Approximately 36 months
    Title
    Evaluate the duration of response (DOR) of ripretinib in combination with binimetinib
    Description
    Measure DOR
    Time Frame
    Approximately 36 months
    Title
    Evaluate the clinical benefit rate (CBR) of ripretinib in combination with binimetinib
    Description
    Measure CBR
    Time Frame
    Approximately 36 months
    Title
    Evaluate the time to response (TTR) of ripretinib in combination with binimetinib
    Description
    Measure TTR
    Time Frame
    Approximately 36 months

    10. Eligibility

    Sex
    All
    Minimum Age & Unit of Time
    18 Years
    Accepts Healthy Volunteers
    No
    Eligibility Criteria
    Inclusion Criteria: Patients ≥18 years of age with advanced GIST (unresectable or metastatic). Must have at least progressed on imatinib or have documented intolerance to imatinib. Patients must have an Eastern Cooperative Oncology Group (ECOG) performance status (PS) of 0 or 1. Patients must have a histologic diagnosis of GIST. If a female of childbearing potential, must have a negative pregnancy test. Adequate organ function and bone marrow function Exclusion Criteria: Received prior anticancer therapy within 14 days or 5× the half-life whichever is longer) prior to the first dose. Ongoing or prior participation in the DCC-2618-03-002 study. Prior therapy with ripretinib. Prior therapy with MEK inhibitor. History of certain ocular disorders. History of clinically significant hepatobiliary disease. Known active central nervous system metastases. History or presence of clinically relevant cardiovascular abnormalities. Systemic arterial or venous thrombotic or embolic events within 6 months of first dose. History of acute or chronic pancreatitis History of chronic inflammatory bowel disease or Crohn's disease requiring intervention within 12 months of first dose. Gastrointestinal abnormalities including but not limited to: inability to take oral medication, malabsorption syndromes

    12. IPD Sharing Statement

    Learn more about this trial

    Ripretinib in Combination With Binimetinib in Patients With Gastrointestinal Stromal Tumor (GIST)

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