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Cetuximab and Envafolimab Plus mFOLFOXIRI as First-line Treatment for RAS/BRAF Wild-type, MSS, Unresectable Left-side Metastatic Colorectal Cancer

NCT05959356 · Status: RECRUITING · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 198

Last updated 2025-12-17

No results posted yet for this study

Summary

The primary aim of phase II CEIL study is to evaluate the efficacy of cetuximab and envafolimab plus mFOLFOXIRI versus cetuximab plus mFOLFOX6 as first line treatment of patients with initially unresectable and previously untreated RAS/BRAF wild-type, MSS, left-side metastatic colorectal cancer(mCRC), in terms of Progression-free Survival.

Conditions

Interventions

DRUG

Cetuximab + Envafolimab + mFOLFOXIRI

Cetuximab 500mg/m² + envafolimab 200mg + irinotecan 150 mg/m² + oxaliplatin 85 mg/m² + leucovorin 200 mg/m² + 5-FU 2400 mg/m² civ. 46h all on day 1 of each 2 weeks cycle up to max 8 cycles, followed by maintenance with cetuximab 500mg/m² + envafolimab 200mg + leucovorin 200 mg/m² + 5-FU 400 mg/m² + 5-FU 2400 mg/m² civ. 46h all on day 1 of each 2 weeks cycle until PD, unacceptable toxicity or patient's refusal.

DRUG

Cetuximab + mFOLFOX6

Cetuximab 500mg/m² + oxaliplatin 85 mg/m² + leucovorin 200 mg/m² + 5-FU 400 mg/m² + 5-FU 2400 mg/m² civ. 46h all on day 1 of each 2 weeks cycle up to max 8 cycles, followed by maintenance with cetuximab 500mg/m² + leucovorin 200 mg/m² + 5-FU 400 mg/m² + 5-FU 2400 mg/m² civ. 46h all on day 1 of each 2 weeks cycle until PD, unacceptable toxicity or patient's refusal.

Sponsors & Collaborators

  • Sun Yat-sen University

    lead OTHER

Principal Investigators

  • Yanhong Deng, Ph.D · Sixth Affiliated Hospital, Sun Yat-sen University

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2023-11-09
Primary Completion
2026-12-31
Completion
2028-12-31

Countries

  • China

Study Locations

More Related Trials

Entities

Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05959356 on ClinicalTrials.gov