Phase 2 study

Recruiting Phase 2

Sources: ClinicalTrials.gov Checked: 13 October 2026 Not medical advice

This trial at a glance

Status Recruiting
Phase Phase 2
Sponsor Merck Sharp & Dohme LLC
Registry number NCT06941272
Started 26 May 2025 Today 16 October 2026 Estimated completion 30 December 2030

Where this trial is running

Trial sites and the status recorded for each
SiteCityState or countryStatus at this site
Sydney Children's Hospital-Kids Cancer Centre ( Site 3997) Sydney NSW Recruiting
Queensland Children's Hospital ( Site 3996) Brisbane QLD Recruiting
Royal Children's Hospital ( Site 3994) Parkville VIC Recruiting

voxsanity.com.au · trial sites from public registries · registry record synced 13 October 2026 · not medical advice

Who can join

Age 1 Month to 17 Years
Sex Anyone, regardless of sex
Healthy volunteers Not accepted
Enrolment target 50

The official eligibility criteria

Registry text, reproduced exactly. These are the words the trial's sponsor published on ClinicalTrials.gov. They have not been edited, shortened or rewritten, and they are written for researchers rather than for patients.

The main inclusion criteria include but are not limited to the following:

* Has one of the following histologically confirmed advanced or metastatic solid tumors: Rhabdomyosarcoma (RMS), or Hepatoblastoma

* Has progressed after at least 1 prior systemic treatment for RMS or hepatoblastoma and who has no satisfactory alternative treatment option (ie, is ineligible for other standard treatment regimens)

* Participants who have adverse events (AEs) due to previous anticancer therapies must have recovered to Grade ≤1 or baseline. Participants with endocrine-related AEs who are adequately treated with hormone replacement or participants who have Grade ≤2 neuropathy are eligible. Participants with Grade ≤2 alopecia are also eligible

* Hepatitis B surface antigen (HBsAg) positive participants are eligible if they have received hepatitis B virus (HBV) antiviral therapy and have undetectable HBV viral load

* Participants with a history of hepatitis C virus (HCV) infection are eligible if HCV viral load is undetectable

The main exclusion criteria include but are not limited to the following:

* Has a history of interstitial lung disease (ILD)/pneumonitis irrespective of steroid use, or current ILD/pneumonitis, or suspected ILD/pneumonitis, or ILD that cannot be ruled out by imaging

* Has clinically severe respiratory compromise resulting from intercurrent pulmonary illness

* Has a history of solid organ transplant

* Has a history of allogeneic stem cell transplant

* Has clinically significant corneal disease

* Has known active central nervous system (CNS) metastases and/or carcinomatous meningitis/leptomeningeal disease; participants with previously treated brain metastases may participate provided they are radiologically stable (ie, without evidence of progression) for at least 4 weeks

* Has uncontrolled or significant cardiovascular disorder

* Has a history of clinically significant congenital cardiac syndrome

* Has a history of human immunodeficiency virus (HIV) infection

* Has a known additional malignancy that is progressing or has required active treatment within the past 1 year

* Has an active infection requiring systemic therapy

* Has concurrent active hepatitis B (HBsAg positive and/or detectable HBV deoxyribonucleic acid \[DNA\]) and HCV defined as anti-HCV antibody (Ab) positive and detectable HCV ribonucleic acid \[RNA\]) infection

* Has not adequately recovered from major surgery or have ongoing surgical complications

Dates on the record

Started 26 May 2025
Estimated completion 30 December 2030
Registry last updated 6 October 2026
Checked by Voxsanity 13 October 2026

Results, publications and the official record

Sources and dates

  • ClinicalTrials.gov – the record this page reformats
  • ClinicalTrials.gov processing date: 6 October 2026.
  • This page last checked by Voxsanity: 13 October 2026.

Voxsanity reformats data from public registries into this layout. It does not edit, interpret or add to what the registry published.

Not medical advice.

Individual trial records are refreshed on a rolling basis rather than all at once, so a record may be up to several weeks old. Each trial page and trial card shows the date its own record was last synced. Where a record has lagged, its status, sites and enrolment can differ from the current registry state in either direction, so check the registry link on the trial page before acting on them.

Letter for your doctor

A one-page summary of this trial to print or email to your GP. It carries the registry's own record of the trial and its eligibility criteria, and nothing Voxsanity has written about whether it suits you.