Phase 2 study for people with Prostate Cancer

Recruiting Phase 2

Sources: ClinicalTrials.gov Checked: 15 October 2026 Not medical advice

This trial at a glance

Status Recruiting
Phase Phase 2
Sponsor Merck Sharp & Dohme LLC
Registry number NCT06863272
Started 3 July 2025 Today 16 October 2026 Estimated completion 1 October 2031

Where this trial is running

Trial sites and the status recorded for each
SiteCityState or countryStatus at this site
Macquarie University-MQ Health Clinical Trials Unit ( Site 0801) Macquarie University NSW Recruiting

voxsanity.com.au · trial sites from public registries · registry record synced 15 October 2026 · not medical advice

Who can join

Age 18 Years and over
Sex Anyone, regardless of sex
Healthy volunteers Not accepted
Enrolment target 360

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.

Inclusion Criteria:

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

* Has histologically- or cytologically-confirmed adenocarcinoma of the prostate without small cell histology

* Has prostate cancer progression while on androgen deprivation therapy (ADT) (or post bilateral orchiectomy) within 6 months before Screening

* Has current evidence of distant metastatic disease

* Has received prior treatment with 1 or 2 androgen receptor pathway inhibitors (ARPIs) and progressed during or after treatment

* Participants receiving bone resorptive therapy (including, but not limited to bisphosphonate or denosumab) must have been on stable doses for ≥4 weeks before allocation/randomization

* An Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 1 assessed within 10 days before allocation/randomization

* Has prior treatment with poly-ADP-ribose polymerase inhibitors (PARPi) if indicated by local approved regimen or were deemed ineligible to receive PARPi by the investigator

Exclusion Criteria:

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

* Has any history of interstitial lung disease (ILD)/pneumonitis irrespective of steroid use (except for a history of radiation pneumonitis that did not require steroids), current ILD, clinical or radiographic suspicion of ILD for which the diagnosis of ILD cannot be ruled out

* Clinically severe pulmonary compromise resulting from intercurrent pulmonary illnesses

* Uncontrolled or significant cardiovascular disease

* History of pituitary dysfunction

* Poorly controlled diabetes mellitus

* History or current condition of adrenal insufficiency (eg, Addison's disease)

* Has received prior treatment with taxane-based chemotherapy agent for metastatic castration-resistant prostate cancer (mCRPC).

* Chronic steroid treatment (dose of \>10 mg daily prednisone equivalent), except for low-dose inhaled steroids (for asthma/chronic obstructive pulmonary disease), topical steroids (for mild skin conditions), or intra-articular steroid injections

* Received prior radiotherapy within 2 weeks of start of study intervention, or has radiation-related toxicities, requiring corticosteroids

* Known additional malignancy that is progressing or has required active treatment within the past 3 years

* Known active central nervous system (CNS) metastases and/or carcinomatous meningitis

* Active autoimmune disease that has required systemic treatment in the past 2 years

* History of allogeneic tissue/solid organ transplant

Dates on the record

Started 3 July 2025
Estimated completion 1 October 2031
Registry last updated 9 October 2026
Checked by Voxsanity 15 October 2026

Results, publications and the official record

Sources and dates

  • ClinicalTrials.gov – the record this page reformats
  • ClinicalTrials.gov processing date: 9 October 2026.
  • This page last checked by Voxsanity: 15 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.