Randomized Phase II Trial of Targeted Radiation With no Castration for Mcrpc
NCT06084338 · Status: RECRUITING · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 60
Last updated 2025-12-31
Summary
This trial tests if the combination of comprehensive metastasis directed therapy delivered by a precision form of external beam radiotherapy (stereotactic ablative radiotherapy), combined with PSMA targeted radiopharmaceutical therapy and cessation of castration, and then followed by testosterone replacement, is an effective treatment for metastatic castration resistant prostate cancer.
All patients will be treated with stereotactic ablative radiotherapy and PSMA targeted radiopharmaceutical therapy with cessation of castration. Half of patients are randomized to either receive, or not receive, subsequent testosterone replacement.
Conditions
Interventions
- RADIATION
-
stereotactic ablative radiotherapy
Metastasis directed
- DRUG
-
PSMA targeted radiopharmaceutical therapy
- DRUG
-
topical testosterone
Topical testosterone 1.62% gel
Sponsors & Collaborators
-
VA Office of Research and Development
lead FED
Principal Investigators
-
Nicholas George Nickols, MD PhD · VA Greater Los Angeles Healthcare System, West Los Angeles, CA
Study Design
- Allocation
- RANDOMIZED
- Purpose
- TREATMENT
- Masking
- NONE
- Model
- PARALLEL
Eligibility
- Min Age
- 18 Years
- Sex
- MALE
- Healthy Volunteers
- Yes
Timeline & Regulatory
- Start
- 2023-12-14
- Primary Completion
- 2027-11-29
- Completion
- 2028-12-31
- FDA Drug
- Yes
Countries
- United States
Study Locations
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