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Study identifier: NCT07114601 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

A Study of LY4257496 in Participants With Cancer (OMNIRAY)

Condition: Breast Neoplasms · Colorectal Neoplasms · Prostate Neoplasm  ·  Sponsor: Eli Lilly and Company

PhasePhase 1
Planned participants421
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The main purpose of this study is to evaluate safety, tolerability, and efficacy of LY4257496 alone and as part of relevant standard of care (SOC) combination therapy in participants with Gastrin-releasing Peptide Receptor (GRPR)-positive advanced cancer, including but not limited to breast, colorectal, prostate, endometrial, esophageal, gastroesophageal (GE) junction, and gastric cancer. The study will also evaluate the safety, tolerability, and efficacy of LY4257529 to identify cancer with high levels of a protein called GRPR. This is a 2-part study. Participation could last up to 36 weeks or until your tumor progresses.

This description comes directly from the study's public registry record.

Talk to the study team

Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or  ·  1-317-615-4559  ·  LillyTrials@Lilly.com

Physicians interested in becoming principal investigators please contact  ·  clinical_inquiry_hub@lilly.com

Always discuss trial participation with your own doctor first.

Locations (31)

City of HopeDuarte, California, United StatesRecruiting
University of California, Los Angeles (UCLA)Santa Monica, California, United StatesRecruiting
Stanford University Medical CenterStanford, California, United StatesRecruiting
Biogenix Molecular, LLCMiami, Florida, United StatesRecruiting
MoffittTampa, Florida, United StatesRecruiting
Emory University School of Medicine - Winship Cancer InstituteAtlanta, Georgia, United StatesRecruiting
Massachusetts General HospitalBoston, Massachusetts, United StatesNot Yet Recruiting
Dana-Farber Cancer InstituteBoston, Massachusetts, United StatesNot Yet Recruiting
Barbara Ann Karmanos Cancer InstituteDetroit, Michigan, United StatesRecruiting
BAMF Health Inc.Grand Rapids, Michigan, United StatesRecruiting
Washington UniversitySt Louis, Missouri, United StatesRecruiting
New York University (NYU) Langone Medical CenterNew York, New York, United StatesNot Yet Recruiting

+ 19 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT07114601