Pre-operative Nivolumab and Ipilimumab, Followed by Post-operative Nivolumab, for MSI/dMMR Oeso-gastric Adenocarcinoma.

Sponsor
GERCOR - Multidisciplinary Oncology Cooperative Group
Study ID
NCT04006262
Phase
PHASE2
Status
Active Not Recruiting

Conditions

  • Localized Oesogastric Adenocarcimona
  • MSI and or dMMR

Eligibility Criteria

Sex
ALL
Age
18 Years - 75 Years
Healthy Volunteers
Not accepted

Interventions

  • Nivolumab 10 MG/ML — DRUG
    Neo-adjuvant treatment : 240 mg intravenous (I.V.) in 30 minutes - every 2 weeks - 6 cycles \- Adjuvant treatment : 480mg I.V. in 30 minutes - every 4 weeks - 9 cycles
  • Ipilimumab 200 MG in 40 ML Injection — DRUG
    Neo-adjuvant treatment : 1mg/kg over 30 minutes every 6 cycles - 2 cycles

Study Details

This is a non-randomized study, open label phase II study. The purpose of this study is to evaluate the complete pathologic response rate (cPRR) with neoadjuvant nivolumab and ipilimumab combination in patients with MSI and/or dMMR localized oeso-gastric cancer.

Key Dates

Start date
Oct 23, 2019
Status verified
Jun 2025
Primary completion
Oct 31, 2025
Completion
Oct 31, 2025

Study Design

Enrollment
32 participants (estimated)
Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT

Arms

  • Experimental: Experimental arm
    * Neo-adjuvant treatment (6 cycles - 12 weeks) * Surgery * Adjuvant treatment (9 cycles - 9 months)

Primary Outcome Measure

Complete pathological response (cPRR) rate [ Time Frame: time point when the tumor is examined after the surgery (up to 30 months) ]