Phase 1b/2 Study of Futibatinib in Combination With Binimetinib in Patients With Advanced KRAS Mutant Cancer
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ClinicalTrials.gov Identifier: NCT04965818 |
Recruitment Status :
Recruiting
First Posted : July 16, 2021
Last Update Posted : March 24, 2023
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Advanced or Metastatic Solid Tumors Irrespective of Gene Alterations Non-Small Cell Lung Cancer KRAS Gene Mutation | Drug: Futibatinib and Binimetinib | Phase 1 Phase 2 |
This is an open-label, nonrandomized, uncontrolled Phase 1b/2 study to determine the recommended phase 2 dose (RP2D) of futibatinib in combination with binimetinib and to explore the preliminary antitumor activity of futibatinib in combination with binimetinib in patients with advanced KRASmt tumors.
The study will consist of two parts:
- Part 1: Dose-Escalation part to determine the RP2D and dosing schedule of futibatinib in combination with binimetinib in patients with advanced cancer disease
- Part 2: Dose-Expansion part to evaluate the preliminary antitumor activity of futibatinib in combination with binimetinib at the RP2D in patients with advanced KRASmt NSCLC
Patients will receive study treatment until progressive disease or any other discontinuation or withdrawal criterion is met.
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 36 participants |
Allocation: | Non-Randomized |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Phase 1b/2 Open-label, Nonrandomized Study of FGFR Inhibitor Futibatinib in Combination With MEK-inhibitor Binimetinib in Patients With Advanced KRAS Mutant Cancer |
Actual Study Start Date : | September 20, 2021 |
Estimated Primary Completion Date : | July 2024 |
Estimated Study Completion Date : | December 2024 |

Arm | Intervention/treatment |
---|---|
Experimental: Futibitanib in combination with binimetinib
Dose escalation: Futibitanib in combination with binimetinib in patients with advanced cancer disease. Dose expansion: Futibatinib in combination with binimetinib at the RP2D in patients with advanced KRASmt NSCLC |
Drug: Futibatinib and Binimetinib
Patients will receive futibatinib once daily in combination with binimetinib twice daily by oral administration on a 21-day cycle |
- Recommended Phase 2 Dose (RP2D) in Part 1 [ Time Frame: 12 months ]Determine RP2D of futibatinib in combination with binimetinib based on Dose Limiting Toxicities
- Objective Response Rate (ORR) in Part 2 [ Time Frame: approximately 24 months ]proportion of patients who have achieved a PR or complete response (CR) according to RECIST 1.1.
- Pharmacokinetics (PK): Maximum plasma concentration (Cmax) of futibatinib, binimetinib, and AR00426032 [ Time Frame: approximately 24 months ]Plasma concentrations of futibatinib, binimetinib, and AR00426032
- PK: Area under the plasma concentration-time curve (AUC) of futibatinib, binimetinib, and AR00426032 [ Time Frame: approximately 24 months ]Plasma concentrations of futibatinib, binimetinib, and AR00426032
- PK: Time to reach maximum plasma concentration (Tmax) of futibatinib, binimetinib, and AR00426032 [ Time Frame: approximately 24 months ]Plasma concentrations of futibatinib, binimetinib, and AR00426032
- PK: Terminal elimination half-life (T1/2) of futibatinib, binimetinib, and AR00426032 [ Time Frame: approximately 24 months ]Plasma concentrations of futibatinib, binimetinib, and AR00426032
- PK: Minimum plasma concentration before administration (Cmin) of futibatinib, binimetinib, and AR00426032 [ Time Frame: approximately 24 months ]Plasma concentrations of futibatinib, binimetinib, and AR00426032
- PK: Accumulation ratio of Cmax and AUC (R) of futibatinib, binimetinib, and AR00426032 [ Time Frame: approximately 24 months ]Plasma concentrations of futibatinib, binimetinib, and AR00426032
- Duration of response (DOR) [ Time Frame: approximately 24 months ]DOR is defined as the length of time between first response and the date of objectively documented progression of disease or death
- Progression-free survival (PFS) [ Time Frame: approximately 24 months ]PFS is defined as the time from date of first dose to objectively documented progression of disease or death
- Disease control rate (DCR) at 24 months [ Time Frame: approximately 24 months ]DCR is defined as the percentage of patients who have achieved a CR, PR, or SD.
- Number of patients with treatment-emergent adverse events as assessed by CTCAE v5.0 [ Time Frame: Approximately 24 months ]Evaluate safety and tolerability of futibatinib in combination with binimetinib based on treatment-emergent adverse events per CTCAE v5.0(including serious adverse events),clinical laboratory parameters, ECGs, and vital signs

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Histologically confirmed advanced cancer of any tumor type (Part 1) or NSCLC with a confirmed KRAS mutation as determined by local results (Part 2)
- Appropriate candidate for experimental therapy
- For patients in Part 2 only: Patient has radiographically measurable disease per RECIST 1.1 criteria.
- Eastern Cooperative Oncology Group (ECOG) performance status 0 or 1.
- Adequate cardiac function (Left ventricular ejection fraction (LVEF) ≥50% )
- Adequate organ function
- Must have tumor tissue specimen available (optional for patients in Part 1)
Exclusion Criteria:
- History or current evidence of calcium and phosphate hemostasis disorder or systemic mineral imbalance with ectopic calcification of soft tissues
- Current evidence or history of clinically significant corneal or retinal disorder as confirmed by ophthalmologic examination.
- Known untreated central nervous system (CNS) metastases or history of uncontrolled seizures.
- Significant gastrointestinal disorder(s) that could interfere with absorption of futibatinib/binimetinib
- Patients who have neuromuscular disorders that are associated with elevated creatinine kinase (CK)

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04965818
Contact: Taiho Oncology, INC | 609-250-7336 | clinicaltrialinfo@taihooncology.com |
United States, California | |
University of California Los Angeles UCLA Cancer | Recruiting |
Santa Monica, California, United States, 90404 | |
Contact: Christopher Lim 310-633-8400 ChristopherLim@mednet.ucla.edu | |
Principal Investigator: Lee Rosen | |
United States, Indiana | |
Community Cancer Center North | Recruiting |
Indianapolis, Indiana, United States, 46250 | |
Contact: Cindy Stoner 317-621-3836 cstoner@ecommunity.com | |
Principal Investigator: Bert O'Neil | |
United States, Texas | |
The University of Texas MD Anderson Cancer Center | Recruiting |
Houston, Texas, United States, 77030 | |
Contact: Jordi Rodon Ahnert, MD, PhD 713-563-1930 | |
Principal Investigator: Jordi Rodon Ahnert |
Responsible Party: | Taiho Oncology, Inc. |
ClinicalTrials.gov Identifier: | NCT04965818 |
Other Study ID Numbers: |
TAS-120-204 |
First Posted: | July 16, 2021 Key Record Dates |
Last Update Posted: | March 24, 2023 |
Last Verified: | October 2022 |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Futibatinib Binimetinib MEKi FGFR |
FGFRi TAS-120 KRASmt NSCLC |
Carcinoma, Non-Small-Cell Lung Carcinoma, Bronchogenic Bronchial Neoplasms Lung Neoplasms Respiratory Tract Neoplasms Thoracic Neoplasms |
Neoplasms by Site Neoplasms Lung Diseases Respiratory Tract Diseases Futibatinib Antineoplastic Agents |