Titre A phase 2, randomized, open-label study of encorafenib and cetuximab plus pembrolizumab versus pembrolizumab alone in participants with previously untreated BRAF V600E-MUTANT, MSI H/DMMR metastatic colorectal cancer
Protocole ID SEAMARK
ClinicalTrials.gov ID NCT05217446
Type(s) de cancer Côlon et rectum
Phase Phase II
Stade Métastatique
Type étude Clinique
Médicament Encorafénib + cétuximab + pembrolizumab comparé à pembrolizumab en monothérapie
      3755 rue de la Côte Ste. Catherine, Montréal, QC, H3T 1E2
Ville Montréal
Investigateur(trice) principal(e) Dr Petr Kavan
Coordonnateur(trice) Aline Mamo
 514-340-8222 poste 5525
Statut Actif en recrutement
Critètes d'éligibilité
  • Locally confirmed microsatellite instability-high/ deficient mismatch repair (MSI-H/dMMR) stage IV colorectal carcinoma
  • Locally confirmed BRAF V600E mutation in tumor tissue or blood
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1
  • Have not received prior systemic regimens for metastatic disease.
  • Measurable disease per RECIST 1.1
  • Adequate organ function
Critètes d'exclusion
  • Colorectal adenocarcinoma that is RAS mutant or for which RAS mutation status is unknown
  • Known active central nervous system metastases and/or carcinomatous meningitis; leptomeningeal disease
  • Immunodeficiency or active autoimmune disease requiring systemic treatment in the past 2 years
  • Presence of acute or chronic pancreatitis
  • Clinically significant cardiovascular diseases (eg, thromboembolic or cerebrovascular accident events ≤ 12 wks prior)
  • Received a live or live-attenuated vaccine within 30 days of planned start of study medication
  • Previous treatment with any selective BRAF inhibitor (eg, encorafenib, dabrafenib, vemurafenib, XL281/BMS-908662) or any epidermal growth factor receptor (EGFR) inhibitor (eg, cetuximab, panitumumab).
  • Previous treatment with an immune checkpoint inhibitor (eg, anti-programmed cell death [PD-1], anti-PD-L1 or anti-PD-L2 agent); or with an agent directed to another stimulatory or co-inhibitory T-cell receptor (eg, CTLA-4, OX 40, CD137).