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RecruitingInterventionalPhase 4

ENCORAFENIB/BINIMETINIB MASTER PROTOCOL: AN OPEN-LABEL CONTINUATION STUDY FOR PARTICIPANTS CONTINUING FROM ENCORAFENIB/BINIMETINIB CLINICAL STUDIES

NCT ID: NCT05203172Sponsor: PfizerLast updated: 2026-04-07

Summary

The purpose of this clinical trial (called the FLOTILLA study) is to give continued access to the study medicines, as well as safety follow-up, for participants in prior clinical trials of encorafenib and/or binimetinib. All participants who took part in earlier encorafenib and/or binimetinib studies may participate the FLOTILLA study if they are still benefiting from the use of the study medicines. This will be determined by the study doctor. People may not participate in the FLOTILLA study if they have not enrolled in a prior study of encorafenib or binimetinib. Participants that had enrolled but had stopped receiving the study treatment in a prior study cannot enrolled in this study. Participants in the FLOTILLA study will receive encorafenib and/or binimetinib at the same dose and frequency as in their prior study, for up to about 5 years.

Detailed description

This is an open-label, continuation study for participants receiving study intervention(s) in an encorafenib/binimetinib Parent Study. The study is being conducted under a Master Protocol for Encorafenib/Binimetinib Continuation Sub-Studies with an individual encorafenib/binimetinib continuation sub-study protocol for each eligible Parent Study. Approximately 75 participants from potentially qualifying Parent Studies will be included in this Encorafenib/Binimetinib Continuation study. This continuation study includes multiple sub-study protocols to allow participants from each of the following parent studies: C4211001 - NCT01320085; C4211003 - NCT01849874; C4221003 - NCT03864042; C4221005 - NCT01543698; C4221006 - NCT03911869; C4221009 - NCT02928224; C4221010 - NCT01436656; C4221013 - NCT02159066; ANCHOR-CRC - NCT03693170

Arms & interventions

  • DrugBinimetinib only treatment

    Binimetinib will be administered at the same dose level (15 mg to 45 mg) as that received in the Parent Studies C4211001 and C4211003 with water irrespective of food, continuously, starting on Day 1.

  • DrugEncorafenib only Treatment

    Encorafenib will be self-administered at the same dose level as that received in the C4221010 Parent Study.

  • DrugEncorafenib & Binimetinib Treatment

    Encorafenib will be administered on a 300 mg QD schedule and binimetinib will be administered on a 45 mg BID schedule, both orally as a flat fixed dose. Cetuximab will be administered at either 400 mg/m2 or 500 mg/m2 IV every 2 weeks on Days 1 and 15 of every cycle.

  • DrugTreatment of Encorafenib & Binimetinib & Ribociclib

    Encorafenib capsule and ribociclib capsules or tablets will be co-administered orally QD with binimetinib tablets BID. The study drugs will be administered as a flat-fixed dose, and not by body weight or body surface area.

  • DrugTreatment of Encorafenib & Binimetinib & Cetuximab

    Encorafenib will be administered on a 300 mg QD schedule and binimetinib will be administered on a 45 mg BID schedule, both orally as a flat fixed dose. Cetuximab will be administered at either 400 mg/m2 or 500 mg/m2 IV every 2 weeks on Days 1 and 15 of every cycle.

Outcome measures

Primary

  • Number of participants with adverse events leading to permanent discontinuation of study intervention

    Time frame: Baseline up to approximately 5 years

  • Number serious adverse events reported for all participants

    Time frame: Baseline up to approximately 5 years

Eligibility criteria

Sex: AllAge: 18 Years and olderHealthy volunteers: No
Inclusion Criteria: * Any participant who is receiving study intervention and deriving clinical benefit (as determined by the principal investigator) in an encorafenib/binimetinib Parent Study, with no ongoing NCI CTCAE version 4.03 Grade ≥3 or intolerable Grade 2 AEs considered to be related to study treatment. * Participants must agree to follow the reproductive criteria as outlined in the applicable Encorafenib/Binimetinib Continuation Sub-Study Protocol. Exclusion Criteria: * Any medical reason that, in the opinion of the investigator or sponsor, precludes the participant from inclusion in the study.

Study locations (18)

St. Joseph's Hospital and Medical Center

Phoenix, Arizona, 85004

Recruiting

St. Joseph's Hospital and Medical Center

Phoenix, Arizona, 85013

Recruiting

Emory University Hospital Midtown

Atlanta, Georgia, 30308

Recruiting

Emory University Hospital

Atlanta, Georgia, 30322

Recruiting

Investigational Drug Service Emory University Clinic

Atlanta, Georgia, 30322

Recruiting

Winship Cancer Institute of Emory University

Atlanta, Georgia, 30322

Recruiting

Massachusetts General Hospital

Boston, Massachusetts, 02114

Recruiting

HealthPartners Cancer Research Center

Saint Paul, Minnesota, 55101

Recruiting

Regions Hospital Pharmacy

Saint Paul, Minnesota, 55101

Recruiting

Siteman Cancer Center

St Louis, Missouri, 63108

Recruiting

Barnes-Jewish Hospital

St Louis, Missouri, 63110

Recruiting

Washington University School of Medicine

St Louis, Missouri, 63110

Recruiting

Washington University

St Louis, Missouri, 63110

Recruiting

MSK Basking Ridge

Basking Ridge, New Jersey, 07920

Active Not Recruiting

Rockefeller Outpatient Pavilion (53rd Street)

New York, New York, 10022

Active Not Recruiting

Memorial Sloan Kettering Cancer Center

New York, New York, 10065

Active Not Recruiting

Duke Cancer Center

Durham, North Carolina, 27710

Recruiting

Investigational Chemotherapy Service

Durham, North Carolina, 27710

Recruiting
The FLOTILLA Study: Providing Continued Access to The Study Medicines Encorafenib and Binimetinib for Participants in Prior Clinical Trials | Cancerify