Safety and Efficacy of Pembrolizumab (MK-3475) Plus Binimetinib Alone or Pembrolizumab Plus Chemotherapy With or Without Binimetinib in Metastatic Colorectal Cancer (mCRC) Participants (MK-3475-651)

Official Title

A Phase 1b Multi-cohort Study of the Combination of Pembrolizumab (MK-3475) Plus Binimetinib Alone or the Combination of Pembrolizumab Plus Chemotherapy With or Without Binimetinib in Participants With Metastatic Colorectal Cancer (KEYNOTE-651)

Summary:

The purpose of this study is to determine safety and tolerability and to establish a preliminary recommended Phase 2 dose (RP2D) for the following combinations: pembrolizumab plus binimetinib (Cohort A), pembrolizumab plus mFOLFOX7 (oxaliplatin 85 mg/m^2; leucovorin [calcium folinate] 400 mg/m^2; fluorouracil [5-FU] 2400 mg/m^2) (Cohort B), pembrolizumab plus mFOLFOX7 and binimetinib (Cohort C), pembrolizumab plus FOLFIRI (irinotecan 180 mg/m^2; leucovorin [calcium folinate]400 mg/m^2; 5-FU 2400 mg/m^2 over 46-48 hours) (Cohort D), and pembrolizumab plus FOLFIRI and binimetinib (Cohort E).

Trial Description

Primary Outcome:

  • Percentage of participants with a dose limiting toxicity (DLT)
Secondary Outcome:
  • Objective Response Rate (ORR) per Response Evaluation Criteria In Solid Tumours version 1.1 (RECIST 1.1)

View this trial on ClinicalTrials.gov

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Resources

Canadian Cancer Society

These resources are provided in partnership with the Canadian Cancer Society