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Taking people in BrazilPhase 2/3

Tests pumitamig with chemotherapy against bevacizumab in colorectal cancer

Compares pumitamig plus chemotherapy with bevacizumab plus chemotherapy in untreated colorectal cancer.

Plain-language title generated from the registry record
Registry title: A Study to Evaluate the Safety and Efficacy of Pumitamig in Combination With Chemotherapy Versus Bevacizumab in Combination With Chemotherapy in Participants With Previously Untreated, Unresectable, or Metastatic Colorectal Cancer

Key facts

Where
Barretos, Curitiba, Natal, Porto Alegre, Santa Cruz do Sul, São José do Rio Preto, and São Paulo, BrazilSee the 9 sites
Phase
Phase 2/3

Where in Brazil

  • Fundação Pio XII - Hospital de Câncer de BarretosBarretos, BrazilTaking people
  • Centro Integrado de Oncologia de CuritibaCuritiba, BrazilTaking people
  • Liga Norte Riograndense Contra o CancerNatal, BrazilTaking people
  • Porto AlegrePorto Alegre, BrazilNot yet recruiting
  • Hospital Sao Lucas da PUCRSPorto Alegre, BrazilTaking people
  • Instituto de Oncologia Saint GallenSanta Cruz do Sul, BrazilTaking people
  • Faculdade de Medicina de Sao Jose do Rio PretoSão José do Rio Preto, BrazilTaking people
  • São PauloSão Paulo, BrazilNot yet recruiting
  • São PauloSão Paulo, BrazilNot yet recruiting

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
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Trial details

Who runs it
Bristol-Myers Squibb
Trial code
NCT07221357EU 2025-523224-45-00
Record updated
23 October 2026
Original description
The purpose of this study is to evaluate the safety and efficacy of pumitamig in combination with chemotherapy versus bevacizumab in combination with chemotherapy in participants with previously untreated, unresectable, or metastatic colorectal cancerRead full original descriptionShow less

ROSETTA CRC-203: A Blinded, Randomized Phase 2/3 Study of Pumitamig in Combination With Chemotherapy Versus Bevacizumab in Combination With Chemotherapy in Participants With Previously Untreated, Unresectable, or Metastatic Colorectal Cancer

The purpose of this study is to evaluate the safety and efficacy of pumitamig in combination with chemotherapy versus bevacizumab in combination with chemotherapy in participants with previously untreated, unresectable, or metastatic colorectal cancer

Inclusion: Participant must previously untreated, histologically confirmed recurrent or metastatic colorectal adenocarcinoma, not amenable to curative surgery; Participant must have no known presence of mismatch repair deficient (dMMR) or microsatellite instability-high (MSI-H) colorectal cancer (CRC) per historical results (a validated test should be used); Participant must have no known presence of the gene that encodes the protein B-Raf (BRAF) V600E mutation per local testing; Participant must have measurable disease as defined by Response Evaluation Criteria in Solid Tumors (RECIST) v1.1.

Exclusion: Participant must not have any prior malignancy active within the previous 2 years, except for locally curable cancers that have been apparently cured and considered to be of low risk of recurrence; Participant must not have significant cardiovascular disease, such as myocardial infarction, unstable angina, arterial thrombosis or cerebrovascular accident within 6 months prior to randomization, uncontrolled hypertension (≥ 160 systolic, and/or ≥ 100 diastolic mm Hg) despite optimal medical management, or congenital long QT syndrome; Participant must not have prior systemic treatment with an anti-PD-1, anti-programmed death (ligand)-1 (PD-L1), anti-PD-L2, CD137 agonists, or anti-cytotoxic T-lymphocyte associated protein 4 (CTLA-4) antibody, or any other antibody or drug specifically targeting T cell co-stimulation or checkpoint pathways or chemotherapy; Participant must not have any untreated known central nervous system (CNS) metastases including brain, leptomeningeal and/or spinal cord compression; Other protocol-defined Inclusion/Exclusion criteria apply.

ClinicalTrials.gov NCT07221357 · EU CTIS 2025-523224-45-00