RecruitingPhase 1NCT06343402

Open-label Study of BBO-8520 in Adult Subjects With KRASG12C Non-small Cell Lung Cancer

A first in human study to evaluate the safety and preliminary antitumor activity of BBO-8520, a KRAS G12C (ON and OFF) inhibitor, as a single agent and in combination with pembrolizumab and BBO-10203 in subjects with locally advanced and unresectable or metastatic non-small cell lung cancer with a KRAS (Kirsten rat sarcoma) G12C mutation.

Checked against the public recordLast updated May 5, 2026 · Source: ClinicalTrials.gov

StatusRecruiting
PhasePhase 1
U.S. locations35
SponsorTheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)
01
Study overview

What this study is about

Purpose
Treatment
Study type
Interventional
Phase
Phase 1
Sponsor
TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)
Interventions being studied
Drug: BBO-8520; Drug: Pembrolizumab; Drug: BBO-10203
02
Explore related studies

How this study is categorized

These labels come from structured fields and exact terms in the public record.

03
Public criteria

Who may be able to participate

Inclusion Criteria: * Histologically documented locally advanced and unresectable or metastatic non-small cell lung cancer with a KRAS G12C mutation * Measurable disease by RECIST v1.1 * Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0-1 Exclusion Criteria: * Patients with malignancy within the last 2 years as specified in the protocol * Patients with untreated or unstable brain metastases * Patients with known hypersensitivity to BBO-8520 or its excipients * For Cohorts 1b and 2b: * Patients with a known hypersensitivity to pembrolizumab or its excipients * Patients with active autoimmune disease of history of autoimmune disease that might recur * Patients with a history of interstitial lung disease/pneumonitis that required steroids, or current interstitial lung disease/pneumonitis Other inclusion/exclusion criteria may apply

Important: This is the sponsor’s public criteria, not a determination of eligibility. The study team must review your individual situation.

04
Study sites

U.S. locations

  • O'Neal Comprehensive Cancer Center at UABBirmingham, Alabama
  • University of California - San Diego Moores Cancer CenterLa Jolla, California
  • University of California San FranciscoSan Francisco, California
  • UCLA Health - Santa Monica Cancer CareSanta Monica, California
  • University of Colorado Cancer CenterAurora, Colorado
  • Yale Cancer CenterNew Haven, Connecticut
  • Norwalk HospitalNorwalk, Connecticut
  • OSF Saint Francis Medical CenterPeoria, Illinois
  • University of Kansas Medical CenterKansas City, Kansas
  • Henry Ford Cancer - DetroitDetroit, Michigan
  • Roswell Park Cancer InstituteBuffalo, New York
  • Perlmutter Cancer Center - NYU Langone HealthNew York, New York

Source and freshness
Processed from ClinicalTrials.gov. Last public update: May 5, 2026. Always confirm current availability with the study team.

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