CI

At a glance

ClinicalIndex Comparison Record
Phase 2Recruiting· 198 target
Drug / intervention
Cetuximab + Envafolimab + mFOLFOXIRI +1 moredrug
Likely dose
Cetuximab + Envafolimab + mFOLFOXIRI 500mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT05959356
NCT05959356Phase 2RecruitingHigh MomentumUpdated 6mo ago

Cetuximab and Envafolimab Plus mFOLFOXIRI Versus Cetuximab Plus mFOLFOX6 as First-line Treatment for RAS/BRAF Wild-type, MSS, Unresectable Left-side Metastatic Colorectal Cancer: A Randomized Controlled Phase II Trial (CEIL)

Sun Yat-sen University·interventional·Posted Jul 25, 2023·Updated Dec 17, 2025

In Brief

A Phase 2 clinical trial evaluating Cetuximab + Envafolimab + mFOLFOXIRI and Cetuximab + mFOLFOX6 for Metastatic Colorectal Cancer. Currently recruiting, targeting 198 participants across 3 sites.

Signals

Enrolling ahead of pace

Detailed 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.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesChina
Collaborators--

Timeline

Phase 2Recruiting
202420252026202720282029
First PostedJul 25, 2023
Enrollment StartNov 9, 2023
Primary CompletionDec 31, 2026
Study CompletionDec 31, 2028
TodayJul 1, 2026
Enrollment to primary: 3.1 yearsPosted 2.9 years agoPrimary completion in 6 months

Interventions

Cetuximab + Envafolimab + mFOLFOXIRIdrug

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.

Cetuximab + mFOLFOX6drug

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.