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Une étude visant à en apprendre davantage sur l'innocuité de BAY 3771249 et son efficacité chez les personnes atteintes d'un cancer colorectal avancé ou métastatique présentant une mutation KRAS G12D

1 octobre 2026 mis à jour par: Bayer

Protocole principal : Étude en ouvert visant à évaluer la sécurité, la tolérance, la pharmacocinétique, la pharmacodynamique et l'efficacité du BAY 3771249 en monothérapie ou en association avec d'autres traitements anticancéreux chez des participants présentant des tumeurs solides porteuses d'une mutation KRAS G12D Sous-protocole : Étude en ouvert, multicohorte visant à évaluer la sécurité, la tolérance, la pharmacocinétique, la pharmacodynamique et l'activité antitumorale préliminaire du BAY 3771249 en monothérapie et en association avec le cétuximab chez des participants présentant un adénocarcinome colorectal avancé/métastatique porteur d'une mutation KRAS G12D

Researchers are looking for a better way to treat people who have advanced or metastatic colorectal cancer (CRC) with a specific mutation, the G12D mutation, in a protein called KRAS.

Colorectal cancer (CRC) is a common type of cancer that affects the large bowel (colon) or the rectum (the section at the end of the bowel). When CRC spreads to other parts of the body, it is called advanced or metastatic CRC. Some people with CRC have the G12D mutation in the KRAS protein. This mutation is linked to a poorer outlook and fewer treatment options. Currently, there are no approved treatments that specifically target this mutation.

KRAS is a protein that helps control how cells grow and divide. When it is mutated, it can cause cells to grow uncontrollably, leading to cancer. The study drug, BAY 3771249, is designed to block the activity of KRAS with G12D mutation, which may help slow or stop the growth of cancer cells. BAY 3771249 can be given alone or together with another drug called cetuximab.

The main purpose of this study is to learn how safe BAY 3771249 is, how well people tolerate it, how the body processes the drug, and whether it can help shrink or control tumors in people with advanced or metastatic CRC that has the KRAS G12D mutation. The study will also look at how BAY 3771249 works when given alone or with cetuximab, especially in people who have already tried other treatments for their cancer.

Researchers will measure, among others:

The number and seriousness of health problems (adverse events) after receiving BAY 3771249.

The number of participants who experience a dose-limiting side effect (DLT) at each dose level.

The number of participants whose tumors shrink or disappear (overall response rate, ORR) as measured by standard criteria.

How much of the drug is in the blood over time (AUC) and the highest amount in the blood (Cmax).

Some participants will receive BAY 3771249 alone (monotherapy), and others will receive BAY 3771249 with cetuximab (combination therapy).

The study will start with lower doses and gradually increase to find the highest safe dose (dosage escalation). After the safe dose is found, more participants may join the study to receive it (dosage expansion). In some parts of the study, participants may be randomly assigned to different groups or doses. The study is open-label, meaning both participants and doctors know which treatment is being given.

An adverse event is any medical problem that a participant has during a study. Doctors keep track of all adverse events, even if they do not think it is related to the study treatment.

The study doctors and their team will contact participants to learn about their health until they complete the study.

If a participant benefits from the treatment, it might be possible to continue receiving BAY 3771249 after the end of the study. The findings from this study may help develop a new treatment option for people with advanced or metastatic CRC with a KRAS G12D mutation.

Aperçu de l'étude

Type d'étude

Interventionnel

Inscription (Estimé)

130

Phase

  • La phase 1

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Coordonnées de l'étude

Lieux d'étude

    • New South Wales
      • Albury, New South Wales, Australie, 2640
        • Pas encore de recrutement
        • Border Medical oncology - Albury Wodonga Regional Cancer Centre
      • Waratah, New South Wales, Australie, 2298
        • Recrutement
        • Calvary Mater Hospital Newcastle - Oncology
    • Victoria
      • Malvern, Victoria, Australie, 3144
        • Pas encore de recrutement
        • Cabrini Health Oncology Research
    • East Flanders
      • Ghent, East Flanders, Belgique, 9000
        • Pas encore de recrutement
        • Ghent University Hospital | Drug Research Unit Department
    • Capital Region / Region Hovedstaden
      • Copenhagen, Capital Region / Region Hovedstaden, Danemark, 2100
        • Pas encore de recrutement
        • Rigshospitalet Copenhagen University Hospital | Oncology Department
    • Region of Southern Denmark / Region Syddanmark
      • Odense, Region of Southern Denmark / Region Syddanmark, Danemark, 5000
        • Pas encore de recrutement
        • Odense University Hospital | Svendborg Sygehus - Oncology Department
    • Barcelona
      • Barcelona, Barcelona, Espagne, 08035
        • Pas encore de recrutement
        • Hospital Universitari Vall D Hebron | Oncologia
    • Madrid
      • Madrid, Madrid, Espagne, 28050
        • Pas encore de recrutement
        • Hospital Universitario Hm Sanchinarro | Oncologia
    • Uusimaa
      • Helsinki, Uusimaa, Finlande, 00029
        • Pas encore de recrutement
        • HUS-Yhtymä, Helsingin yliopistollinen sairaala (HUS) - Syöpäkeskus
      • Roma, Italie, 00128
        • Pas encore de recrutement
        • Fondazione Policlinico Universitario Agostino Gemelli IRCCS - UOC Fase I
    • North Holland
      • Amsterdam, North Holland, Pays-Bas, 1066 CX
        • Pas encore de recrutement
        • Nederlands Kanker Instituut
      • Singapore, Singapour, 119074
        • Recrutement
        • National University Hospital Medical Centre
      • Singapore, Singapour, 168583
        • Recrutement
        • National Cancer Center Singapore - Oncology Department
    • Stockholm County
      • Stockholm, Stockholm County, Suède, 171 76
        • Pas encore de recrutement
        • Karolinska Universitetssjukhuset - Solna - Fas I-enheten Solna CKC
    • Arizona
      • Phoenix, Arizona, États-Unis, 85054
        • Pas encore de recrutement
        • Mayo Clinic - Cancer Center - Phoenix
    • California
      • Duarte, California, États-Unis, 91010
        • Recrutement
        • City of Hope - Duarte Cancer Center
      • San Diego, California, États-Unis, 92037
        • Pas encore de recrutement
        • UC San Diego Health - Moores Cancer Center
    • Colorado
      • Denver, Colorado, États-Unis, 80218
        • Retiré
        • Sarah Cannon Research Institute at HCA HealthONE Presbyterian St. Luke's
    • New York
      • New York, New York, États-Unis, 10029
        • Pas encore de recrutement
        • Icahn School of Medicine at Mount Sinai - Oncology
    • Texas
      • Irving, Texas, États-Unis, 75039
        • Recrutement
        • NEXT Dallas - Oncology Department
      • San Antonio, Texas, États-Unis, 78229
        • Recrutement
        • START | San Antonio

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

18 ans et plus (Adulte, Adulte plus âgé)

Accepte les volontaires sains

Non

Sexes éligibles pour l'étude

Tout

La description

Inclusion Criteria:

  • KRAS G12D mutated solid tumor
  • Participant must be ≥18 years old or the legal age of consent in the jurisdiction in which the study is taking place when signing the screening ICF
  • At least one measurable lesion as per RECIST v1.1. outside the CNS
  • Eastern Cooperative Oncology Group performance status (ECOG PS) of ≤1
  • Male or Female: Contraceptive use by participant or participant's partners should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies.
  • Life expectancy of at least 3 months in the opinion of the Investigator
  • Histologically/pathologically documented diagnosis of advanced/metastatic adenocarcinoma of the colon and rectum.
  • Adequate hematologic and end-organ function

Exclusion Criteria:

  • Leptomeningeal disease or carcinomatous meningiti
  • Uncontrolled and/or active/symptomatic brain metastases.
  • Significant traumatic injury or major surgical procedure within 4 weeks of first dose of study intervention
  • Known hypersensitivity to any component of study intervention
  • Previous (within 3 years) or concurrent cancer that is distinct in primary site or histology from the cancer being evaluated in the respective substudy.
  • Active infection requiring systemic anti-infective therapy within 14 days of first dose of study intervention
  • Known HIV infection
  • Active Hepatitis B virus (HBV) infection
  • Active Hepatitis C virus (HCV) infection
  • Significant cardiac disorder
  • History of risk factors for torsade de pointes (TdP) (e.g., heart failure, family history of long QT syndrome)
  • Participants with inadequately managed diabetes as assessed by the Investigator
  • Toxicities from prior anticancer therapy, defined as not having resolved to Grade ≤1 or as specified in the respective substudy protocol as per NCI CTCAE v.6.0 with the following exceptions: Alopecia of any grade, Peripheral neuropathy Grade ≤2, Autoimmune endocrine disorders Grade ≤2 managed with stable endocrine replacement therapy
  • History of (non-infectious) pneumonitis/interstitial lung disease (ILD), drug-induced ILD, radiation pneumonitis (unless it has resolved without sequelae without use of steroids), or any evidence of clinically-active pneumonitis/ILD
  • History of the following eye disorders: keratitis, ulcerative keratitis

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: Traitement
  • Répartition: N / A
  • Modèle interventionnel: Affectation séquentielle
  • Masquage: Aucun (étiquette ouverte)

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Expérimental: Dosage escalation

In the dosage escalation part, different dose levels of BAY 3771249 administered as monotherapy and in combination with cetuximab are planned.

Oral

Intravenous (IV) infusion

Expérimental: Dosage expansion

In the dosage expansion part, participants will receive BAY 3771249 either as monotherapy or in combination with cetuximab until disease progression as defined by RECIST v1.1, the occurrence of unacceptable toxicity, or the fulfillment of any other withdrawal criteria.

Oral

Intravenous (IV) infusion

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Change from baseline in laboratory test results
Délai: Up to approximately 2 years

Hematology, serum chemistry, urinalysis and coagulation tests. Applicable in Dosage escalation and expansion

Up to approximately 2 years
Change from baseline in vital signs: Blood pressure
Délai: Up to approximately 2 years

Applicable in Dosage escalation and expansion

Up to approximately 2 years
Change from baseline in vital signs: Body temperature
Délai: Up to approximately 2 years

Applicable in Dosage escalation and expansion

Up to approximately 2 years
Change from baseline in vital signs: Oxygen saturation
Délai: Up to approximately 2 years

Applicable in Dosage escalation and expansion

Up to approximately 2 years
Change from baseline in vital signs: Pulse rate
Délai: Up to approximately 2 years

Applicable in Dosage escalation and expansion

Up to approximately 2 years
Change from baseline in vital signs: Respiratory rate
Délai: Up to approximately 2 years

Applicable in Dosage escalation and expansion

Up to approximately 2 years
Number of participants experiencing a dose-limiting toxicity (DLT) at each dosage
Délai: Up to approximately 3 weeks

Applicable in Dose escalation part

Up to approximately 3 weeks
Number of participants with Treatment-emergent adverse events (TEAEs)
Délai: Up to approximately 2 years.

Applicable in Dosage escalation and expansion

Up to approximately 2 years.
Objective response rate (ORR) as determined by the Investigator according to RECIST v1.1
Délai: Up to approximately 2 years

Applicable in Dosage escalation and expansion

Up to approximately 2 years
Severity of TEAEs
Délai: Up to approximately 2 years.

Applicable in Dosage escalation and expansion

Up to approximately 2 years.

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
Pharmacokinetics (PK) parameters such as area under the concentration vs time curve (AUC)
Délai: Up to approximately 2 years

Applicable in Dosage escalation

Up to approximately 2 years
PK parameters such as maximum observed drug concentration (Cmax)
Délai: Up to approximately 2 years

Applicable in Dosage escalation

Up to approximately 2 years

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Parrainer

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude (Réel)

7 avril 2026

Achèvement primaire (Estimé)

27 juillet 2029

Achèvement de l'étude (Estimé)

9 juillet 2030

Dates d'inscription aux études

Première soumission

1 avril 2026

Première soumission répondant aux critères de contrôle qualité

9 avril 2026

Première publication (Réel)

16 avril 2026

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

5 octobre 2026

Dernière mise à jour soumise répondant aux critères de contrôle qualité

1 octobre 2026

Dernière vérification

1 octobre 2026

Plus d'information

Termes liés à cette étude

Autres numéros d'identification d'étude

  • 23111-1
  • 2025 (Subvention/contrat des NIH des États-Unis)
  • 2025-523648-11-00 (Ctis)

Plan pour les données individuelles des participants (IPD)

Prévoyez-vous de partager les données individuelles des participants (DPI) ?

NON

Description du régime IPD

Currently, there is no established plan for the sharing of Individual Patient Data (IPD) from this study. The availability of this study's data will later be determined according to Bayer's commitment to the EFPIA/PhRMA 'Principles for responsible clinical trial data sharing.' This pertains to the scope, timepoint, and process of data access. As such, Bayer commits to considering requests from qualified researchers for patient- / study-level clinical trial data, and documents from clinical trials involving medicines and indications approved in the US and EU. However, this commitment does not reflect an active IPD sharing plan. This applies to data on new medicines and indications that have been approved by the EU and US regulatory agencies on or after January 01, 2014. Researchers can use www.vivli.org to request access to IPD and documents from clinical studies to conduct research. Information on Bayer's criteria for listing studies is provided in the member section of the portal.

Informations sur les médicaments et les dispositifs, documents d'étude

Étudie un produit pharmaceutique réglementé par la FDA américaine

Oui

Étudie un produit d'appareil réglementé par la FDA américaine

Non

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

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