Ivonescimab versus bevacizumab with FOLFOX for first-line metastatic colorectal cancer
Official title: 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
Run by Summit Therapeutics · NCT07228832 · Data updated 2026-11-12
This study tests whether ivonescimab combined with FOLFOX works as well as bevacizumab with FOLFOX for people starting first-line treatment for metastatic colorectal cancer.
Quick facts
| Phase | Phase 3 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 900 (estimated) |
| Sponsor | Summit Therapeutics Industry-sponsored |
| Drugs / interventions | immunotherapy, Ivonescimab, Bevacizumab |
| Locations | 243 sites (Mobile, Alabama and 242 other locations) |
| Status | Recruiting |
| Started | November 18, 2025 |
| Main results expected | May 31, 2028 |
| Study ends | November 30, 2029 |
| Registry record updated | November 5, 2026 |
| Trial ID | NCT07228832 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults with histologically confirmed metastatic colorectal cancer, ECOG 0–1, at least one measurable noncerebral lesion, no prior systemic therapy for metastatic disease, and without MSI-H/dMMR or BRAF V600E mutations.
✕Probably not a fit
Patients with MSI-H/dMMR or BRAF V600E mutations, prior immunotherapy or anti-angiogenic therapy for colorectal cancer, active inflammatory bowel disease, recent clinically significant ascites or GI obstruction, or resectable disease are excluded and unlikely to benefit from this protocol.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a randomized, double-blind, active-controlled, multicenter Phase 3 trial that will enroll about 600 patients with metastatic colorectal cancer who have not received prior systemic therapy for metastatic disease. Participants will be assigned 1:1 to receive either ivonescimab plus mFOLFOX6 or bevacizumab plus mFOLFOX6, given by intravenous infusion every two weeks for up to eight cycles. After combination therapy, patients may continue maintenance treatment with the assigned antibody plus 5-fluorouracil and leucovorin every two weeks for up to two years. The study compares clinical outcomes and safety between the two antibody-containing regimens.
Why it matters
Potential benefit: If successful, ivonescimab could provide an alternative targeted antibody option that improves outcomes or tolerability compared with bevacizumab for first-line metastatic colorectal cancer.
How similar studies have gone: Bevacizumab plus FOLFOX is an established first-line regimen and other anti-angiogenic antibodies have shown benefit, but ivonescimab is a novel agent being tested head-to-head against bevacizumab.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: 1. ECOG performance status score of 0 or 1 2. Expected life expectancy ≥ 6 months 3. Patients with histologically or cytologically confirmed metastatic CRC 4. No prior systemic therapy for metastatic CRC 5. At least 1 measurable noncerebral lesion Exclusion Criteria: 1. Microsatellite instability-high (MSI-H) or mismatch repair deficient (dMMR) disease 2. Known BRAF V600E mutant status 3. Current presence of significant radiographic or clinical manifestations of gastrointestinal (GI) obstruction 4. Ascites requiring paracentesis within last 30 days 5. Patients who have received prior immunotherapy or anti-angiogenic therapy for colorectal cancer 6. Active or prior history of inflammatory bowel disease (eg, Crohn's disease, ulcerative colitis, or chronic diarrhea) 7. Resectable disease
Where it's running
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Mobile, Alabama, United States Recruiting -
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Tuscaloosa, Alabama, United States Recruiting -
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Goodyear, Arizona, United States Recruiting -
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Cerritos, California, United States Recruiting
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Atlanta, Georgia, United States Recruiting -
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Newnan, Georgia, United States Recruiting -
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Chicago, Illinois, United States Recruiting -
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Chicago, Illinois, United States Recruiting
+193 more sites. See ClinicalTrials.gov for the full list.
Study contacts
- Study coordinator: Ning Chang, MD
- Email: medicalaffairs@summitplc.com
- Phone: 1-833-256-0522
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.