CancerDrs

Prostate Cancer clinical trials in Washington

36 actively recruiting prostate cancer trials at 21 sites across Washington.

Data from ClinicalTrials.gov · last refreshed

Payments from drug makers to the doctors running these trials

For 1 of the trials on this page, the pharmaceutical company funding the trial also disclosed payments to the physicians leading it — public data from the federal CMS Open Payments database. Paying clinical-trial investigators for site work is expected and necessary for industry-funded trials; the scale and source are simply useful context when you're deciding whether to enroll. See the full prostate cancer transparency page →

Phase 3 Recruiting Academic/Other

Testing Shorter Duration Radiation Therapy Versus the Usual Radiation Therapy in Patients With High Risk Prostate Cancer

This phase III trial compares stereotactic body radiation therapy (SBRT), (five treatments over two weeks using a higher dose per treatment) to usual radiation therapy (20 to 45 treatments over 4 to 9 weeks) for the treatment of high-risk …

Sponsor: NRG Oncology
NCT ID: NCT05946213
Sites in Washington:
  • PeaceHealth Saint Joseph Medical Center — Bellingham, Washington
  • Fred Hutchinson Cancer Center — Seattle, Washington
  • FHCC at Northwest Hospital — Seattle, Washington
  • University of Washington Medical Center - Montlake — Seattle, Washington
Phase 3 Recruiting Network

Docetaxel to Androgen Receptor Pathway Inhibitors in Patients With Metastatic Castration Sensitive Prostate Cancer and Suboptimal PSA Response

This study is being done to answer the following question: can the chance of prostate cancer growing or spreading be lowered by adding a drug to the usual combination of drugs? This study would like to find out if this approach is better o…

Sponsor: Canadian Cancer Trials Group
NCT ID: NCT06592924
Sites in Washington:
  • Providence Regional Cancer System-Aberdeen — Aberdeen, Washington
  • FHCC Overlake — Bellevue, Washington
  • PeaceHealth Saint Joseph Medical Center — Bellingham, Washington
  • Providence Regional Cancer System-Centralia — Centralia, Washington
  • Swedish Cancer Institute-Edmonds — Edmonds, Washington
Phase 3 Recruiting Industry

A Study of Pasritamig With Docetaxel Versus Docetaxel in Participants With Metastatic Castration-Resistant Prostate Cancer

The purpose of this study is to find out whether treatment with pasritamig and docetaxel prolongs radiographic progression free survival (rPFS) (the length of time from start of treatment until disease worsens as determined by scans or dea…

Sponsor: Janssen Research & Development, LLC
NCT ID: NCT07225946
Sites in Washington:
  • Fred Hutch Cancer Center Sloan Clinic 2 — Seattle, Washington
  • Fred Hutchinson Cancer Research Center — Seattle, Washington
Phase 3 Recruiting Industry

Study of Opevesostat (MK-5684) Versus Alternative NHA in mCRPC (MK-5684-003)

This is a phase 3, randomized, open-label study of opevesostat compared to alternative abiraterone acetate or enzalutamide in participants with metastatic castration-resistant prostate cancer (mCRPC) with respect to overall survival (OS) i…

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06136624
Sites in Washington:
  • Fred Hutchinson Cancer Center ( Site 0013) — Seattle, Washington
Phase 3 Recruiting Industry

A Study of Xaluritamig Plus Abiraterone Versus Investigator's Choice in Participants With Chemotherapy-naïve Metastatic Castration-resistant Prostate Cancer

The primary objective of this study is to compare overall survival (OS) in participants receiving xaluritamig plus abiraterone against investigator's choice (docetaxel, cabazitaxel, or abiraterone).

Sponsor: Amgen
NCT ID: NCT07213674
Sites in Washington:
  • Northwest Medical Specialties, PLLC — Tacoma, Washington
Phase 3 Recruiting Industry

Study Comparing AAA817+ARPI Versus Standard of Care in Adult Participants With PSMA-positive mCRPC

The purpose of this study is to determine whether \[225Ac\]Ac-PSMA-617 (AAA817), given for up to 6 cycles at a dose of 10 Megabecquerel (MBq) +/- 10%, plus androgen receptor pathway inhibitor (ARPI), improves the radiographic progression f…

Sponsor: Novartis Pharmaceuticals
NCT ID: NCT06855277
Sites in Washington:
  • Swedish Medical Center — Seattle, Washington
  • Northwest Medical Specialties — Tacoma, Washington
Phase 2, Phase 3 Recruiting Industry

Open-label Study Comparing AAA817 Versus Standard of Care in the Treatment of Previously Treated PSMA-positive mCRPC Adults Who Have Disease Progressed on or After [177Lu]Lu-PSMA Targeted Therapy

This is a Phase II/III study. Patient population is adult participants with PSMA-positive mCRPC who had treatments with androgen receptor pathway inhibitor (ARPI) and taxane-based chemotherapy and progressed on or after \[177Lu\]Lu-PSMA ta…

Sponsor: Novartis Pharmaceuticals
NCT ID: NCT06780670
Sites in Washington:
  • Fred Hutchinson Cancer Research Center — Seattle, Washington
Phase 1, Phase 2 Recruiting Industry

The Evaluation of PC14586 in Patients With Advanced Solid Tumors Harboring a TP53 Y220C Mutation (PYNNACLE)

The Phase 2 monotherapy portion of this study is currently enrolling and will evaluate the efficacy and safety of PC14586 (INN rezatapopt) in participants with locally advanced or metastatic solid tumors harboring a TP53 Y220C mutation. Th…

Sponsor: PMV Pharmaceuticals, Inc
NCT ID: NCT04585750
Sites in Washington:
  • University of Washington, Fred Hutchinson Cancer Center — Seattle, Washington
Phase 2 Recruiting Industry

A Study of FG-3246 in Participants With Metastatic Castration-Resistant Prostate Cancer (mCRPC)

The purpose of this study is to evaluate the safety, efficacy, tolerability, and pharmacokinetics (PK) of FG-3246, a cluster of differentiation 46 (CD46) targeting antibody-drug conjugate (ADC), in the treatment of participants with mCRPC …

Sponsor: Kyntra Bio
NCT ID: NCT06842498
Sites in Washington:
  • Fred Hutchinson Cancer Center — Seattle, Washington
  • University of Washington Medical Center — Seattle, Washington
  • Northwest Medical Specialties, PLLC - Tacoma — Tacoma, Washington
Phase 1, Phase 2 Recruiting Industry

A Study of Tulmimetostat DZR123 (CPI-0209) in Patients With Advanced Solid Tumors and Lymphomas

The purpose of this open-label, first-in-human (FIH) trial is to evaluate the safety, tolerability, pharmacokinetics, pharmacodynamics, and preliminary antitumor activity of DZR123 (Tulmimetostat, CPI-0209), both as monotherapy and in comb…

Sponsor: Novartis Pharmaceuticals
NCT ID: NCT04104776
Sites in Washington:
  • Swedish Cancer Institute — Seattle, Washington
  • Fred Hutchinson Cancer Center — Seattle, Washington
Phase 2 Recruiting Federal

Carboplatin or Olaparib for BRcA Deficient Prostate Cancer

This is an unblinded, randomized clinical study comparing the efficacy of DNA damaging chemotherapy using carboplatin, to standard of care therapy for patients who have metastatic castrate resistant prostate cancer. This trial will use ola…

Sponsor: VA Office of Research and Development
NCT ID: NCT04038502
Sites in Washington:
  • VA Puget Sound Health Care System Seattle Division, Seattle, WA — Seattle, Washington
Phase 2 Recruiting Federal

High Dose Testosterone for ATM, CDK12 or CHEK2 Altered Prostate Cancers

This study will determine whether the presence of DNA repair deficiency in the form of alterations in the genes ATM, CDK12 or CHEK2 predicts for a high likelihood of responding to the use of intermittent high dose testosterone. This therap…

Sponsor: VA Office of Research and Development
NCT ID: NCT05011383
Sites in Washington:
  • VA Puget Sound Health Care System Seattle Division, Seattle, WA — Seattle, Washington
Phase 2 Recruiting Industry

ZEN003694 and Enzalutamide Versus Enzalutamide Monotherapy in Metastatic Castration-Resistant Prostate Cancer

This is an open-label, randomized, Phase 2b study of ZEN003694 in combination with enzalutamide vs. enzalutamide monotherapy in patients with mCRPC who have progressed on prior abiraterone by PCWG3 criteria. Disease must have progressed on…

Sponsor: Zenith Epigenetics
NCT ID: NCT04986423
Sites in Washington:
  • Seattle Cancer Care Alliance — Seattle, Washington
Phase 1, Phase 2 Recruiting Industry

A Study of PARG Inhibitor ETX-19477 in Patients With Advanced Solid Malignancies

This is a two-part, open-label, multicenter, dose escalation and dose expansion study designed to evaluate the safety, tolerability, pharmacokinetics (PK), pharmacodynamics (PDx), and anti- tumor activity of ETX-19477, a novel reversible s…

Sponsor: 858 Therapeutics, Inc.
NCT ID: NCT06395519
Sites in Washington:
  • Fred Hutchinson Cancer Center — Seattle, Washington
Phase 2 Recruiting Industry

Abiraterone, Enzalutamide, or Apalutamide in Castrate-sensitive Prostate Cancer.

The investigators have used national VHA data to demonstrate real-world efficacy of abiraterone and enzalutamide in Veterans with mCRPC. In the real-world that is the VHA, the investigators have successfully estimated g values that accurat…

Sponsor: Sun Pharmaceutical Industries Limited
NCT ID: NCT05422911
Sites in Washington:
  • VA Puget Sound Health Care System — Seattle, Washington
Phase 1, Phase 2 Recruiting Industry

A Clinical Study of Ifinatamab Deruxtecan Based Treatment Combinations or as Monotherapy to Treat Metastatic Castrate Resistant Prostate Cancer (mCRPC) (MK-2400-01A/IDeate-Prostate02)

The purpose of this substudy is to assess the efficacy and safety of ifinatamab deruxtecan (I-DXd), given alone or with other treatments in participants with metastatic castration-resistant prostate cancer (mCRPC). The goals of this study …

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06863272
Sites in Washington:
  • Fred Hutchinson Cancer Center ( Site 0013) — Seattle, Washington
Phase 2 Recruiting Academic/Other

Low PSMA SUV Boost (LPS-Boost): Intensified 177Lu-PSMA-617 Treatment for Patients With Metastatic Castrate-Resistant Prostate Cancer With Low PSMA Expressing Disease

This phase II trial tests how well 177Lu-PSMA-617 works in treating patients with prostate cancer that has spread from where it first started (primary site) to other places in the body (metastatic) and that remains despite treatment (resis…

Sponsor: University of Washington
NCT ID: NCT06526299
Sites in Washington:
  • Fred Hutch/University of Washington Cancer Consortium — Seattle, Washington
Phase 1, Phase 2 Recruiting Academic/Other

Cell Therapy (STEAP1 CART) With Enzalutamide for the Treatment of Patients With Metastatic Castration-Resistant Prostate Cancer

This phase I/II trial tests the safety and effectiveness of cell therapy (STEAP1 CART) with enzalutamide in treating patients with prostate cancer that continues to grow despite surgical or medical treatments to block androgen production (…

Sponsor: Fred Hutchinson Cancer Center
NCT ID: NCT06236139
Sites in Washington:
  • Fred Hutch/University of Washington Cancer Consortium — Seattle, Washington
Phase 2 Recruiting Academic/Other

Vorinostat and 177Lu-PSMA-617 for the Treatment of PSMA-Low Metastatic Castration-Resistant Prostate Cancer

This phase II trial tests how well vorinostat works in treating patients with prostate-specific membrane antigen (PSMA)-low castration-resistant prostate cancer that has spread from where it first started (primary site) to other places in …

Sponsor: Fred Hutchinson Cancer Center
NCT ID: NCT06145633
Sites in Washington:
  • Fred Hutch/University of Washington Cancer Consortium — Seattle, Washington
Phase 1 Recruiting Industry

A Study of Mevrometostat for Treatment of Relapsed/Refractory SCLC, Castration Resistant Prostate Cancer, and Follicular Lymphoma

The purpose of this study is to learn about the safety and effects of the study medicine (called Mevrometostat) for the possible treatment of Relapsed/ Refractory Small Cell Lung Cancer (SCLC), Castration Resistant Prostate Cancer (CRPC) a…

Sponsor: Pfizer
NCT ID: NCT03460977
Sites in Washington:
  • Olympic Medical Center — Port Angeles, Washington
  • Fred Hutchinson Cancer Center Alliance Peninsula — Poulsbo, Washington
  • Fred Hutchinson Cancer Center — Seattle, Washington
  • University of Washington Medical Center — Seattle, Washington
Phase 1 Recruiting Industry

A Safety and Dose-finding Study of PRL-02 Depot in Men With Advanced Prostate Cancer

Medicines that reduce the amount of testosterone in the body are commonly used to treat prostate cancer. PRL-02 depot is a potential treatment for men with advanced prostate cancer. It is given by an injection into the muscle. Men with adv…

Sponsor: Astellas Pharma Global Development, Inc.
NCT ID: NCT04729114
Sites in Washington:
  • Northwest Medical Specialties — Tacoma, Washington

Showing 25 of 36 trials with sites in Washington. See all prostate cancer trials →

Medical disclaimer: This page aggregates public ClinicalTrials.gov data. It is not medical advice. Always confirm eligibility and enrollment details with the trial site or your oncologist.

Source: ClinicalTrials.gov API v2 · Last checked: 2026-10-01