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Study details
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Open-Label Study of BBO-10203

TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)
NCT IDNCT06625775ClinicalTrials.gov data as of Apr 2026
Phase

Phase 1

Target enrollment

392

Study length

about 4.1 years

Ages

18+

Locations

19 sites in CA, FL, IN +7

What this study is about

This trial is testing the safety and how well BBO-10203 works in people with advanced solid tumors. It's a first-in-human trial to see if this new drug can be safely used alone or with other cancer treatments.

Simplified from trial records by PatientMatch.

What you may be asked to do

  • 1.Take BBO-10203
  • 2.Take Bevacizumab
  • 3.Take FOLFOX
  • +3 more

Participation Burden

What's physically and logistically required of participants.

Logistics & Travel
In-person visits

Requires travel to a study site

Physical Intervention
Injection / IVInjection / IV

How treatment is administered

Treatment Assignment
All receive treatment

Everyone gets the investigational treatment.

Extracted study details

Pulled from the trial record to show what is being tested and what the study is measuring.

Drug classes

bevacizumab, fulvestrant, ribociclib, trastuzumab (Monoclonal antibody; targets HER2 protein on cancer cells)

Drug routes

infusion, injection, oral (Oral Tablet), intravenous

Endpoints

Primary: Determination of maximum tolerated dose (MTD) and/or recommended Phase 2 dose (RP2D) of BBO-10203 as a single agent, Percentage of patients with treatment-emergent adverse events (TEAEs), serious adverse events (SAEs), and dose-limiting toxicities (DLTs)

Secondary: Area under the concentration-time curve (AUC, Duration of response (DOR) as assessed by RECIST v1.1., Maximum plasma drug concentration (Cmax), Objective response rate (ORR) as assessed by RECIST v1.1 for patients with measurable disease, Overall survival (OS), Progression-free survival (PFS) as assessed by RECIST v1.1, Time for maximum plasma drug concentration (Tmax)

Body systems

Oncology