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Study identifier: NCT06625775 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

Open-Label Study of BBO-10203 in Subjects With Advanced Solid Tumors

Condition: Solid Tumor, Adult · Metastatic Breast Cancer · Advanced Breast Cancer  ·  Sponsor: TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)

PhasePhase 1
Planned participants392
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

First in human study to evaluate the safety, tolerability, and pharmacokinetics (PK) of BBO-10203, a PI3Kα:RAS breaker, alone and in combination with other anti-cancer agents in patients with advanced solid tumors.

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

Talk to the study team

BBOT (BridgeBio Oncology Therapeutics)  ·  650-405-8440  ·  Breaker-101ct.gov@bridgebiooncology.com

Always discuss trial participation with your own doctor first.

Locations (40)

City of Hope Comprehensive Cancer CenterDuarte, California, United StatesRecruiting
University of California Los AngelesLos Angeles, California, United StatesRecruiting
University of California San Diego Moores Cancer CenterSan Diego, California, United StatesRecruiting
UCSF Helen Diller Family Comprehensive Cancer CenterSan Francisco, California, United StatesRecruiting
Moffitt Cancer CenterTampa, Florida, United StatesRecruiting
Indiana University Simon Comprehensive Cancer CenterIndianapolis, Indiana, United StatesRecruiting
Massachusetts General HospitalBoston, Massachusetts, United StatesRecruiting
Dana-Farber Cancer InsituteBoston, Massachusetts, United StatesRecruiting
St. Lukes Hospital of Kansas CityKansas City, Missouri, United StatesRecruiting
Washington University School of MedicineSt Louis, Missouri, United StatesRecruiting
Columbia University Irving Medical CenterNew York, New York, United StatesRecruiting
Memorial Sloan Kettering Cancer CenterNew York, New York, United StatesRecruiting

+ 28 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06625775