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(140)

Clinical Study Site

Mobile, Alabama, United States

Clinical Study Site

Tuscaloosa, Alabama, United States

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Goodyear, Arizona, United States

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Beverly Hills, California, United States

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Beverly Hills, California, United States

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Cerritos, California, United States

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Corona, California, United States

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Duarte, California, United States

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Fountain Valley, California, United States

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Huntington Beach, California, United States

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Irvine, California, United States

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Irvine, California, United States

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Los Angeles, California, United States

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Los Angeles, California, United States

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Los Angeles, California, United States

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Murrieta, California, United States

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Orange, California, United States

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Pasadena, California, United States

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Torrance, California, United States

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Upland, California, United States

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West Hollywood, California, United States

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Hartford, Connecticut, United States

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New Haven, Connecticut, United States

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Norwich, Connecticut, United States

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Newark, Delaware, United States

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Hialeah, Florida, United States

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Miami, Florida, United States

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Orlando, Florida, United States

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Plantation, Florida, United States

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Port Saint Lucie, Florida, United States

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St. Petersburg, Florida, United States

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Tamarac, Florida, United States

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Atlanta, Georgia, United States

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Atlanta, Georgia, United States

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Newnan, Georgia, United States

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Chicago, Illinois, United States

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Elmhurst, Illinois, United States

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O'Fallon, Illinois, United States

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Fort Wayne, Indiana, United States

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Indianapolis, Indiana, United States

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Westwood, Kansas, United States

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Edgewood, Kentucky, United States

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New Orleans, Louisiana, United States

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Baltimore, Maryland, United States

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Detroit, Michigan, United States

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Saint Louis Park, Minnesota, United States

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Springfield, Missouri, United States

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Billings, Montana, United States

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Lincoln, Nebraska, United States

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Lebanon, New Hampshire, United States

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New Brunswick, New Jersey, United States

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Mineola, New York, United States

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New York, New York, United States

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Rochester, New York, United States

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Syracuse, New York, United States

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The Bronx, New York, United States

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White Plains, New York, United States

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Akron, Ohio, United States

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Canton, Ohio, United States

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Cincinnati, Ohio, United States

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Cincinnati, Ohio, United States

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Cleveland, Ohio, United States

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Cleveland, Ohio, United States

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Mayfield Heights, Ohio, United States

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Oklahoma City, Oklahoma, United States

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Lebanon, Pennsylvania, United States

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Philadelphia, Pennsylvania, United States

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Philadelphia, Pennsylvania, United States

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Pittsburgh, Pennsylvania, United States

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Providence, Rhode Island, United States

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Greenville, South Carolina, United States

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Hermitage, Tennessee, United States

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Dallas, Texas, United States

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Dallas, Texas, United States

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Fort Worth, Texas, United States

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Tyler, Texas, United States

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Salt Lake City, Utah, United States

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Charlottesville, Virginia, United States

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Fairfax, Virginia, United States

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Spokane, Washington, United States

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Tacoma, Washington, United States

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Charleston, West Virginia, United States

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Madison, Wisconsin, United States

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Brussels, Belgium

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Ghent, Belgium

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Haine-Saint-Paul, Belgium

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Kortrijk, Belgium

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Toronto, Ontario, Canada

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Montreal, Quebec, Canada

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Regina, Saskatchewan, Canada

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Hradec Králové, Czechia

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Prague, Czechia

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Lyon, France

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Montpellier, France

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Nantes, France

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Paris, France

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Paris, France

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Pierre-Bénite, France

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Poitiers, France

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Strasbourg, France

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Bonn, Germany

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Hamburg, Germany

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Hamburg, Germany

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Meldola, Italy

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Osaka, Ontario, Japan

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Aichi, Japan

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Chiba, Japan

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Ehime, Japan

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Fukuoka, Japan

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Gifu, Japan

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Hiroshima, Japan

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Hokkaido, Japan

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Kawasaki, Japan

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Osaka, Japan

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Saitama, Japan

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Sendai, Japan

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Shizuoka, Japan

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Tokyo, Japan

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Tokyo, Japan

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Toyama, Japan

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Yokohama, Japan

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Rzeszów, Podkarpackie Voivodeship, Poland

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Warsaw, Poland

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Rio Piedras, Puerto Rico

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A Coruña, Spain

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Barcelona, Spain

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Barcelona, Spain

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Madrid, Spain

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Madrid, Spain

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Madrid, Spain

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Palma de Mallorca, Spain

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Santander, Spain

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Valencia, Spain

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Valencia, Spain

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Valencia, Spain

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Canterbury, England, United Kingdom

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London, England, United Kingdom

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Aberdeen, Scotland, United Kingdom

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Edinburgh, United Kingdom

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Manchester, United Kingdom

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NCT07228832


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