Moderate hypofractionated radiation therapy for high-risk prostate cancer

Moderate Hypofractionated Boost to the Prostate With Pelvic RT in High Risk Prostate Cancer

Not applicable Interventional University Health Network, Toronto · NCT05313815

This study is testing a new radiation treatment for men with high-risk prostate cancer to see if it helps improve their outcomes.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment100 (estimated)
Ages18 Years and up
SexMale
SponsorUniversity Health Network, Toronto Academic / other
Drugs / interventionsradiation
Locations1 site (Toronto, Ontario)
Trial IDNCT05313815 on ClinicalTrials.gov

What this trial studies

This clinical trial investigates the effectiveness of a moderate hypofractionated boost to the prostate combined with pelvic radiation therapy in patients with localized high-risk or node-positive prostate cancer. It aims to recruit 100 participants who will receive external beam radiotherapy, with the option of androgen deprivation therapy as per standard care. The study is designed as a single-arm phase II trial, focusing on evaluating treatment outcomes in this specific patient population.

Who should consider this trial

Good fit: Ideal candidates include men over 18 years old with a histologic diagnosis of prostate adenocarcinoma and high-risk localized disease.

Not a fit: Patients who have previously undergone pelvic radiotherapy or have contraindications to radiotherapy may not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could improve treatment outcomes for patients with high-risk prostate cancer.

How similar studies have performed: Other studies have shown promising results with similar hypofractionated radiation approaches in prostate cancer treatment.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age \> 18 years.
* Able to provide informed consent.
* Histologic diagnosis of prostate adenocarcinoma.
* ECOG performance status 0-1.
* High-risk localized disease by NCCN criteria (\>cT3, Grade group \>4, or PSA \>20 ng/mL) or clinical N1 disease.
* Clinical M0 by conventional imaging (computed tomography (CT) and bone scan (BS)) and/or molecular imaging (prostate specific membrane antigen (PSMA)- positron emission tomography (PET))

Exclusion Criteria:

* Prior pelvic radiotherapy.
* Contraindications to radiotherapy

Where this trial is running

Toronto, Ontario

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Prostate Cancerprostate cancerhigh risk prostate cancerhigh-risk prostate cancernode positive prostate cancernod-positive prostate cancerhypofractionation
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.