Rina-S for advanced gastrointestinal cancers
Official title: A Phase 2, Open-label, Multicohort, Study of Rinatabart Sesutecan (Rina S) in Participants With Advanced Gastrointestinal (GI) Cancers
Run by Genmab · NCT07539311 · Data updated 2026-11-12
This Phase 2 trial will try Rina-S alone in people with metastatic or unresectable gastrointestinal cancers that have progressed after standard treatments to see if it can control the disease.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 160 (estimated) |
| Sponsor | Genmab Industry-sponsored |
| Locations | 28 sites (Los Angeles, California and 27 other locations) |
| Status | Recruiting |
| Started | May 11, 2026 |
| Main results expected | September 2028 |
| Study ends | November 2028 |
| Registry record updated | November 3, 2026 |
| Trial ID | NCT07539311 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults with histologically confirmed metastatic or unresectable gastrointestinal cancer, measurable disease per RECIST v1.1, ECOG 0–1, adequate organ and marrow function, and disease progression after prior standard therapies are the intended participants.
✕Probably not a fit
Patients with significant non-malignant gastrointestinal disorders (for example, diarrhea > grade 1), poor organ function, ECOG >1, or who are candidates for curative treatment are unlikely to benefit from this trial.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is an open-label, multicenter, multi-cohort Phase 2 trial testing Rina-S as a single agent in participants with advanced GI cancers who have progressed on or after standard-of-care therapies. Up to about 160 participants worldwide will receive active Rina-S and attend regular clinic visits for safety labs, ECGs, imaging, and other assessments. The study includes evaluation of safety, efficacy, pharmacokinetics, and pharmacodynamics, with participants required to have measurable disease per RECIST v1.1 and ECOG performance status 0–1. Average participant follow-up is expected to be about 22 months, with an average treatment duration of about 12 months.
Why it matters
Potential benefit: If successful, Rina-S could shrink tumors or slow disease progression for people with advanced GI cancers who have exhausted standard treatments.
How similar studies have gone: Previous single-agent targeted or immune therapies in advanced GI cancers have produced meaningful responses in selected molecular subgroups but have shown variable results across tumor types.
Who can join: the full rules
Show full inclusion / exclusion criteria
Key Inclusion Criteria: • All study cohorts * Participant has histologically or cytologically confirmed GI cancer. * Participant has documented metastatic or unresectable disease, not amenable to treatment with curative intent. * Participant has measurable disease per the Response Evaluation Criteria in Solid Tumors (RECIST) version 1.1 at baseline. * Participant must have radiological disease progression while on or after receiving the most recent regimen. * Participant has Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1. * Participant has life expectancy ≥3 months. * Participant must be able to provide a newly obtained or archival tissue sample. * Participant must have adequate organ and bone marrow function, per laboratory test results prior to Rina-S administration. Key Exclusion Criteria (all study cohorts): * Participant has clinically significant non-malignant gastrointestinal disorders, including but not limited to, diarrhea \> grade 1, ulcerative colitis, inflammatory bowel disease. * Participants with recent (up to 4 weeks) history of significant gastrointestinal bleeding, current cancer related ulcerations, fistula, abscess or recent perforation (within 4 to 6 weeks). * Participant has a past or current malignancy other than the inclusion diagnosis before the planned first dose of trial treatment, or any evidence of residual disease from a previously diagnosed malignancy. * Participants with newly identified or known unstable (eg, progressing brain metastases) or symptomatic central nervous system (CNS) metastases or history of carcinomatous meningitis (also known as leptomeningeal disease). * Prior treatment with topoisomerase-1 inhibitor containing antibody-drug conjugate (ADC). * Treatment with an anticancer agent within 28 days prior to the first dose of trial treatment. Note: Other protocol-defined Inclusion and Exclusion criteria may apply.
Where it's running
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USC Norris Comprehensive Cancer Center
Los Angeles, California, United States Recruiting -
UCLA Hematology/Oncology, Santa Monica
Santa Monica, California, United States Recruiting -
University of Colorado Hospitak Anschutz
Aurora, Colorado, United States Recruiting -
Moffitt Cancer Center
Tampa, Florida, United States Recruiting -
START Midwest
Grand Rapids, Michigan, United States Recruiting -
Greco-Hainsworth Center for Research
Nashville, Tennessee, United States Recruiting
Show 22 more locations
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START San Antonio
San Antonio, Texas, United States Recruiting -
GenesisCare St Leonards
Saint Leonards, New South Wales, Australia Recruiting -
St John of God Subiaco Hospital
Subiaco, Western Australia, Australia Recruiting -
Cancer Research SA Pty Ltd
Adelaide, Australia Recruiting -
Cliniques Universitaires Saint-Luc | Cliniques Universitaires Saint-Luc|Head and Neck tumors, Route 407 | Cliniques Universitaires Saint-Luc|Hematology
Brussels, Belgium Recruiting -
Centre Hospitalier de l'Ardenne|Service Oncologie
Libramont, Belgium Recruiting -
CHU Brest Cavale Blanche
Brest, Brittany (Bretagne), France Recruiting -
Institut Régional du Cancer de Montpellier
Montpellier, Herault, France Recruiting -
Hôpital Européen Georges Pompidou
Paris, Paris, France Recruiting -
Centre Leon Berard
Lyon, Rhone, France Recruiting -
Hôpital Saint-Antoine Onco Med
Paris, France Recruiting -
Asklepios Klinik Altona
Hamburg, Free and Hanseatic City of Hamburg, Germany Recruiting -
National Cancer Center Hospital East
Kashiwa, Chiba, Japan Recruiting -
Kanagawa Cancer Center
Yokohama, Kanagawa, Japan Recruiting -
The University of Osaka Hospital
Suita, Osaka, Japan Recruiting -
Cancer Institute Hospital of JFCR
Kōtoku, Tokyo-To, Japan Recruiting -
Amsterdam UMC, Locatie VUMC|Hematology
Amsterdam, Netherlands Recruiting -
Samsung Medical Center
Seoul, South Korea Recruiting -
Hospital Universitario 12 de Octubre
Madrid, Madrid, Spain Recruiting -
Taipei Veterans General Hospital
Taipei, Taiwan Recruiting -
University College London Hospitals
London, Greater London, United Kingdom Recruiting -
Hammersmith Hospital
London, Greater London, United Kingdom Recruiting
Study contacts
- Study coordinator: Genmab Trial Information
- Email: clinicaltrials@genmab.com
- Phone: +4570202728
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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.