Phase 1 Prostate Cancer Trial, Recruiting NCT07140900 Sponsor: Amgen Condition: Prostate Cancer
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Phase 1 Prostate Cancer Trial, Recruiting

NCT07140900
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 who have been confirmed through lab testing (tissue or cell samples) to have prostate cancer of the adenocarcinoma type — mixed types (such as adenocarcinoma combined with a neuroendocrine component) are not permitted.
  • People who were diagnosed with prostate cancer that had already spread to other parts of the body at the time of first diagnosis (with no prior diagnosis of localised prostate cancer), known as de novo metastatic hormone-sensitive prostate cancer.
  • People who have started hormone-blocking treatment (called ADT, which may include injections, implants, or surgical removal of the testicles), with or without certain additional cancer medicines (abiraterone or darolutamide), and whose first ADT treatment began no more than 12 weeks before the trial screening visit.
  • People whose cancer has spread widely — specifically, those with cancer that has spread to internal organs, and/or four or more bone sites with at least one bone site outside the spine and pelvis.
  • People whose spread of cancer has been confirmed by a bone scan, CT scan, or MRI scan.
  • People whose PSA levels have not shown a documented rise after reaching their lowest point following the start of hormone-blocking treatment.

Who may not be able to join:

  • People with a history of cancer that has spread to the brain or spinal cord — although people with stable, symptom-free spread to the lining around the brain (dura) may still be considered (confirm with trial site).
  • People who still have unresolved side effects from previous cancer treatments (not counting ongoing hormone therapy or abiraterone/darolutamide) that have not settled to a mild or baseline level, unless the side effects are stable, well-managed, and both the trial doctor and trial sponsor agree to allow participation.
  • People who have had an autoimmune disease requiring whole-body immune-suppressing medicines within the past two years.
  • People showing signs of an active, uncontrolled infection within the seven days before the first trial treatment dose.
  • People who have previously received any therapy specifically targeting a protein called STEAP1.
  • People who have previously received radioligand therapy, PARP inhibitors, chemotherapy, certain older hormone medicines (aminoglutethimide or ketoconazole), or any other systemic biological or immunotherapy for prostate cancer.
  • People who have taken enzalutamide or apalutamide within 15 days before enrolling in the trial.
  • People who require ongoing high-dose steroid treatment (prednisone above 10 mg per day or equivalent) or other immune-suppressing medicines, unless these were stopped (with appropriate dose reduction) at least seven days before the first trial treatment dose.
  • People who have had radiation treatment applied to every single site where their cancer has spread (radiation to some sites for pain relief is permitted).

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 19 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

Principal Investigator: MD, Amgen

Phone: 866-572-6436

Australian sites

Chris OBrien Lifehouse, Camperdown, New South Wales
Calvary Mater Newcastle Hospital, Waratah, New South Wales
Cabrini Hospital, Clayton, Victoria
Peter MacCallum Cancer Centre, Melbourne, Victoria
The Alfred Hospital, 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
Registry
ClinicalTrials.gov
Start date
7 October 2025
Est. completion
27 March 2028

Where this trial is recruiting

🇦🇺 Australia 🇨🇭 Switzerland 🇺🇸 United States

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

Primary endpoints

Number of Participants with Treatment-emergent Adverse Events; Number of Participants with Treatment-related Adverse Events; Number of Participants with Clinically Significant Changes in Vital Signs; Number of Participants with Clinically Significant Changes in Clinical Laboratory Tests

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: 19 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