Phase 1 Lung Cancer Trial, Recruiting NCT06625775 Sponsor: TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics) Condition: Lung Cancer
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Phase 1 Lung Cancer Trial, Recruiting

NCT06625775
Recruiting Phase 1 🇦🇺 Australian site

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People diagnosed with one of the following advanced cancers: HER2-positive breast cancer (locally advanced, unable to be surgically removed, or spread to other parts of the body), hormone receptor-positive/HER2-negative breast cancer (advanced), colorectal cancer with a KRAS gene mutation (advanced), or non-small cell lung cancer with a KRAS gene mutation (advanced)
  • People whose cancer can be measured on scans according to standard criteria (known as RECIST v1.1), except that people with hormone receptor-positive/HER2-negative breast cancer that has spread only to the bones may still be considered even if it cannot be measured in the standard way
  • People who are relatively well and able to carry out everyday activities, rated 0 or 1 on a standard medical fitness scale (ECOG performance status)
  • People with HER2-positive advanced breast cancer who have already received at least 2 previous treatments targeting HER2, or at least 1 previous HER2-targeted treatment if no other standard treatment options are available in their region
  • People with hormone receptor-positive/HER2-negative advanced breast cancer, KRAS-mutant advanced colorectal cancer, or KRAS-mutant advanced non-small cell lung cancer (monotherapy group) whose cancer has grown or returned after at least one standard treatment, or where a treating doctor considers standard treatments are unlikely to be suitable or helpful
  • People with hormone receptor-positive/HER2-negative advanced breast cancer joining the combination group with fulvestrant who have a confirmed PIK3CA gene mutation and have previously been treated with a CDK4/6 inhibitor (a specific type of cancer drug)
  • People with hormone receptor-positive/HER2-negative advanced breast cancer joining the triple combination group (with fulvestrant and ribociclib) who have a confirmed PIK3CA gene mutation and have not yet received any systemic treatment for advanced breast cancer
  • People with KRAS-mutant advanced colorectal cancer joining the chemotherapy combination group who may or may not have had one prior treatment containing a drug called irinotecan
  • People with brain metastases (cancer that has spread to the brain) that are considered stable
  • People joining certain treatment groups must have had their heart function assessed and found to be adequate (confirm with trial site)

Who may not be able to join:

  • People with KRAS-mutant advanced colorectal cancer whose tumour has a specific KRAS G12R mutation, a BRAFV600E mutation, HER2 amplification, or a feature called dMMR/MSI-H
  • People with KRAS-mutant advanced non-small cell lung cancer whose tumour has a specific KRAS G12R mutation, or has other gene changes that can be targeted by existing approved treatments (such as changes in EGFR, ALK, ROS1, BRAF, RET, MET, EGFR exon 20, NTRK, or HER2)
  • People with brain metastases that have not been treated or are not considered stable
  • Additional criteria are specified in the full trial protocol (confirm with trial site)

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 28 July 2026
Phase 1: approximately ~10% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Phone: 650-405-8440

Australian sites

Scientia Clinical Research, Randwick, New South Wales
Peter MacCallum Cancer Centre, Melbourne, Victoria

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 1
Sponsor
TheRas, Inc., d/b/a BBOT (BridgeBio Oncology Therapeutics)
Registry
ClinicalTrials.gov
Start date
29 October 2024
Est. completion
1 November 2028

Where this trial is recruiting

🇦🇺 Australia 🇧🇷 Brazil 🇫🇷 France 🇪🇸 Spain 🇺🇸 United States

2 site(s) in Australia. Confirm current status and contact details directly with the trial site.

Primary endpoints

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); Recommended BBO-10203 dose in combination with trastuzumab, fulvestrant +/- ribociclib, and FOLFOX + bevacizumab

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 28 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov