Phase 2 Endometrial Cancer Trial, Recruiting NCT07213609 Sponsor: GlaxoSmithKline Condition: Endometrial Cancer
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Phase 2 Endometrial Cancer Trial, Recruiting

NCT07213609
Recruiting Phase 2

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 who have been confirmed by a tissue test (biopsy) to have an advanced solid tumour cancer that cannot be surgically removed, has spread to other parts of the body, or has come back after treatment
  • People whose tumour has been tested and found to have a specific genetic feature called dMMR/MSI-H (a type of DNA repair problem), or whose tumour has not yet been tested for this feature (testing may be arranged through the trial's central laboratory)
  • People who are able to provide a stored or freshly collected tumour tissue sample (a fresh sample is preferred)
  • People whose next planned treatment is the study drug GSK5460025
  • People with a general health and activity level rated at 0, 1, or 2 on a standard medical scale (meaning able to carry out at least some daily activities independently) (confirm with trial site)
  • People who are expected to live for at least 3 more months
  • People whose kidneys, liver, and other organs are functioning at a level that meets the trial's requirements (confirm with trial site for specific thresholds)

For Part 1 of the trial only, people who have already tried all standard available cancer treatments for their advanced solid tumour may be considered.

For Part 2 of the trial only:

  • People who have been confirmed by tissue test to have advanced colorectal cancer (bowel cancer) or endometrial cancer (womb cancer) that cannot be surgically removed, has spread, or has come back
  • People who have already received at least 1 but no more than 3 rounds of systemic cancer treatment for their advanced disease, including at least one treatment involving immune checkpoint inhibitors (a type of immunotherapy)
  • People who have at least one area of cancer that can be measured on scans during the screening period, according to standard measurement guidelines

Who may not be able to join:

  • People who have not yet recovered from side effects caused by previous cancer treatments (side effects need to have returned to a mild or baseline level)
  • People who have previously been treated with a WRN inhibitor or a Nucleotide Excision Repair Targeting (NERT) agent — a specific type of experimental cancer drug (confirm with trial site if unsure)
  • People who are unable to swallow and keep down tablets or capsules taken by mouth
  • People who have cancer that has spread to the brain or central nervous system and has not been treated or is continuing to grow
  • People who have, or have had within the last 2 years, a second separate cancer that is active or required treatment — with some exceptions for certain minor skin cancers or non-spreading cancers that have been fully removed
  • People who have a digestive system condition that could significantly affect how the study drug is absorbed by the body
  • People who have liver cirrhosis or an unstable liver or bile duct condition
  • People who have a known allergy or sensitivity to the study drug or any of its ingredients

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 13 July 2026
Phase 2: approximately ~30% 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: 877-379-3718

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 2
Sponsor
Registry
ClinicalTrials.gov
Start date
20 October 2025
Est. completion
28 September 2028

Where this trial is recruiting

🇨🇦 Canada 🇯🇵 Japan 🇳🇱 Netherlands 🇪🇸 Spain 🇸🇪 Sweden 🇺🇸 United States

Primary endpoints

Part 1: Number of participants with dose limiting toxicities (DLTs) per dose level; Part 1: Number of participants with treatment emergent serious adverse events (TESAEs) and treatment emergent adverse events (TEAEs) by severity per dose level; Part 1: Number of participants with TESAEs and TEAEs by severity per dose level during DLT observation period; Part 1: Number of participants with dosage modifications due to TEAEs per dose level; Part 2: Objective Response Rate (ORR)

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: 13 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