RecruitingPhase 3NCT07228832

Phase III Study of Ivonescimab or Bevacizumab Combined With FOLFOX in Patients With Metastatic Colorectal Cancer

A Randomized, Active-Controlled, Double-blind, Multicenter, Phase 3 Clinical Study of Ivonescimab in Combination With FOLFOX Versus Bevacizumab in Combination With FOLFOX for the First-line Treatment of Metastatic Colorectal Cancer


Sponsor

Summit Therapeutics

Enrollment

600 participants

Start Date

Nov 18, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

A Randomized, Active-Controlled, Double-blind, Multicenter, Phase 3 Clinical Study of Ivonescimab in Combination with mFOLFOX6 (Oxaliplatin, Leucovorin and 5-Fluorouracil) versus Bevacizumab in Combination with FOLFOX for the First-line Treatment of Metastatic Colorectal Cancer(HARMONi-GI3)


Eligibility

Min Age: 18 Years

Plain Language Summary

Simplified for easier understanding

This phase III study compares two different first-line treatments for metastatic colorectal cancer (cancer that has spread beyond the colon): a new drug called ivonescimab or the standard drug bevacizumab, both given alongside FOLFOX chemotherapy. **You may be eligible if...** - You are 18 or older with confirmed metastatic colorectal cancer - You have not yet received any systemic treatment for metastatic disease - You have at least one measurable tumor outside the brain - Your general health is good (ECOG 0 or 1) with a life expectancy of at least 6 months **You may NOT be eligible if...** - Your tumor has a specific genetic marker called MSI-H or dMMR (this type may respond better to immunotherapy) - Your tumor has a BRAF V600E mutation - You have had prior immunotherapy or anti-angiogenic therapy for colorectal cancer - Your cancer is potentially surgically removable - You have inflammatory bowel disease or significant bowel obstruction Talk to your doctor to see if this trial is right for you.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

DRUGDrug: Ivonescimab Injection

Subjects will receive Ivonescimab Plus mFOLFOX6 (Oxaliplatin, Leucovorin and 5-Fluorouracil) via intravenous infusion (IV) Q2W, up to 8 cycles. Afterward, Ivonescimab plus Leucovorin and 5-Fluorouracil will be used for maintenance treatment (administered on Day 1 of each cycle, Q2W) for up to 2 years.

DRUGDrug: Bevacizumab Injection

Subjects will receive bevacizumab Plus mFOLFOX6 (Oxaliplatin, Leucovorin and 5-Fluorouracil) via intravenous infusion (IV) Q2W, up to 8 cycles in treatment periods per the randomization schedule. Afterward, bevacizumab Plus 5-FU and Leucovorin will be used for maintenance treatment (administered on Day 1 of each cycle, Q2W) up to 2 years.


Locations(54)

Clinical Study Site

Goodyear, Arizona, United States

Clinical Study Site

Beverly Hills, California, United States

Clinical Study Site

Cerritos, California, United States

Clinical Study Site

Corona, California, United States

Clinical Study Site

Duarte, California, United States

Clinical Study Site

Huntington Beach, California, United States

Clinical Study Site

Irvine, California, United States

Clinical Study Site

Irvine, California, United States

Clinical Study Site

Los Angeles, California, United States

Clinical Study Site

Los Angeles, California, United States

Clinical Study Site

Murrieta, California, United States

Clinical Study Site

Orange, California, United States

Clinical Study Site

Pasadena, California, United States

Clinical Study Site

Torrance, California, United States

Clinical Study Site

Upland, California, United States

Clinical Study Site

West Hollywood, California, United States

Clinical Study Site

New Haven, Connecticut, United States

Clinical Study Site

Norwich, Connecticut, United States

Clinical Study Site

Hialeah, Florida, United States

Clinical Study Site

Orlando, Florida, United States

Clinical Study Site

Port Saint Lucie, Florida, United States

Clinical Study Site

Newnan, Georgia, United States

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Chicago, Illinois, United States

Clinical Study Site

Elmhurst, Illinois, United States

Clinical Study Site

O'Fallon, Illinois, United States

Clinical Study Site

Fort Wayne, Indiana, United States

Clinical Study Site

Edgewood, Kentucky, United States

Clinical Study Site

Saint Louis Park, Minnesota, United States

Clinical Study Site

Billings, Montana, United States

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Lincoln, Nebraska, United States

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New Brunswick, New Jersey, United States

Clinical Study Site

Mineola, New York, United States

Clinical Study Site

New York, New York, United States

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The Bronx, New York, United States

Clinical Study Site

Cincinnati, Ohio, United States

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Philadelphia, Pennsylvania, United States

Clinical Study Site

Philadelphia, Pennsylvania, United States

Clinical Study Site

Hermitage, Tennessee, United States

Clinical Study Site

Fort Worth, Texas, United States

Clinical Study Site

Salt Lake City, Utah, United States

Clinical Study Site

Charlottesville, Virginia, United States

Clinical Study Site

Spokane, Washington, United States

Clinical Study Site

Tacoma, Washington, United States

Clinical Study Site

Charleston, West Virginia, United States

Clinical Study Site

Montreal, Quebec, Canada

Clinical Study Site

Aichi, Japan

Clinical Study Site

Chiba, Japan

Clinical Study Site

Fukuoka, Japan

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Gifu, Japan

Clinical Study Site

Hokkaido, Japan

Clinical Study Site

Osaka, Japan

Clinical Study Site

Tokyo, Japan

Clinical Study Site

Rio Piedras, Puerto Rico

Clinical Study Site

London, England, United Kingdom

View Full Details on ClinicalTrials.gov

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NCT07228832


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