CancerDrs

Prostate Cancer clinical trials in Washington

43 actively recruiting prostate cancer trials at 34 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 Academic/Other

Testing the Addition of the Drug Apalutamide to the Usual Hormone Therapy and Radiation Therapy After Surgery for Prostate Cancer, INNOVATE Trial

This phase III trial studies whether adding apalutamide to the usual treatment improves outcome in patients with lymph node positive prostate cancer after surgery. Radiation therapy uses high energy x-ray to kill tumor cells and shrink tum…

Sponsor: NRG Oncology
NCT ID: NCT04134260
Sites in Washington:
  • Legacy Salmon Creek Hospital — Vancouver, Washington
Phase 3 Recruiting Network

Treating Prostate Cancer That Has Come Back After Surgery With Apalutamide and Targeted Radiation Based on PET Imaging

This phase III trial tests two questions by two separate comparisons of therapies. The first question is whether enhanced therapy (apalutamide in combination with abiraterone + prednisone) added to standard of care (prostate radiation ther…

Sponsor: ECOG-ACRIN Cancer Research Group
NCT ID: NCT04423211
Sites in Washington:
  • Providence Regional Cancer System-Aberdeen — Aberdeen, Washington
  • PeaceHealth Saint Joseph Medical Center — Bellingham, Washington
  • Providence Regional Cancer System-Centralia — Centralia, Washington
  • Swedish Cancer Institute-Edmonds — Edmonds, Washington
  • Providence Regional Cancer Partnership — Everett, Washington
Phase 3 Recruiting Network

Standard Systemic Therapy With or Without Definitive Treatment in Treating Participants With Metastatic Prostate Cancer

This phase III trial studies how well standard systemic therapy with or without definitive treatment (prostate removal surgery or radiation therapy) works in treating participants with prostate cancer that has spread to other places in the…

Sponsor: SWOG Cancer Research Network
NCT ID: NCT03678025
Sites in Washington:
  • FHCC Overlake — Bellevue, Washington
  • Seattle Cancer Care Alliance at EvergreenHealth — Kirkland, Washington
  • FHCC South Lake Union — 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
  • PeaceHealth Saint Joseph Medical Center — Bellingham, Washington
  • Providence Regional Cancer System-Centralia — Centralia, Washington
  • Swedish Cancer Institute-Edmonds — Edmonds, Washington
  • Providence Regional Cancer Partnership — Everett, Washington
Phase 3 Recruiting Industry

Saruparib (AZD5305) vs Placebo in Men With Metastatic Castration-Sensitive Prostate Cancer Receiving Physician's Choice New Hormonal Agents

The intention of the study is to demonstrate superiority of Saruparib (AZD5305) + physician's choice NHA relative to placebo + physician's choice NHA by assessment of radiographic progression-free survival (rPFS) in participants with mCSPC.

Sponsor: AstraZeneca
NCT ID: NCT06120491
Sites in Washington:
  • Research Site — Spokane, Washington
  • Research Site — Spokane Valley, Washington
  • Research Site — Tacoma, Washington
Phase 3 Recruiting Industry

A Study of Opevesostat (MK-5684) Versus Alternative Next-generation Hormonal Agent (NHA) in Metastatic Castration-resistant Prostate Cancer (mCRPC) Post One NHA (MK-5684-004)

The purpose of this study is to assess the efficacy and safety of opevesostat plus hormone replacement therapy (HRT) compared to alternative abiraterone acetate or enzalutamide in participants with Metastatic Castration-resistant Prostate …

Sponsor: Merck Sharp & Dohme LLC
NCT ID: NCT06136650
Sites in Washington:
  • Spokane Urology ( Site 0035) — Spokane, Washington
  • Northwest Cancer Specialists (Compass Oncology) ( Site 8008) — Vancouver, Washington
Phase 3 Recruiting Industry

A Study to Compare the Efficacy and Safety of BMS-986365 Versus the Investigator's Choice of Therapy in Participants With Metastatic Castration-resistant Prostate Cancer

The purpose of this study is to compare the efficacy and safety of BMS-986365 versus the investigator's choice of therapy in participants with Metastatic Castration-resistant Prostate Cancer.

Sponsor: Celgene
NCT ID: NCT06764485
Sites in Washington:
  • Local Institution - 0078 — Seattle, Washington
  • Northwest Cancer Specialists, P.C. — Vancouver, Washington
Phase 3 Recruiting Industry

A Study of Pasritamig Versus Placebo in Late Line Metastatic Castration-resistant Prostate Cancer (mCRPC)

The purpose of this study is to evaluate the overall survival (length of time from the start of study to date of death from any cause) for pasritamig (JNJ-78278343) in combination with best supportive care (BSC) as compared to placebo with…

Sponsor: Janssen Research & Development, LLC
NCT ID: NCT07164443
Sites in Washington:
  • VA Puget Sound Healthcare System — Seattle, Washington
  • Fred Hutchinson Cancer Research Center — Seattle, Washington
  • University of Washington — 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 to Learn How PF-06821497 (Mevrometostat) Works in Men With Metastatic Castration-resistant Prostate Cancer.

This study will explore whether a combination of the investigational drug PF-06821497 and enzalutamide will work better than taking enzalutamide alone in participants with mCRPC who are ARSi or abiraterone naïve.

Sponsor: Pfizer
NCT ID: NCT06629779
Sites in Washington:
  • Northwest Medical Specialties, PLLC — Bonney Lake, Washington
  • Northwest Medical Specialties, PLLC — Federal Way, Washington
  • Northwest Medical Specialties, PLLC — Gig Harbor, Washington
  • Northwest Medical Specialties, PLLC — Puyallup, Washington
  • Harborview Medical Center — Seattle, Washington
Phase 3 Recruiting Industry

A Study of Metastases Free Survival With Saruparib vs Placebo Added to a Standard RT/ADT in Men With High-risk Prostate Cancer With a BRCA Mutation

The purpose of the study is to demonstrate superiority of Saruparib (AZD5305) relative to placebo added to a standard radiation therapy (RT) + androgen deprivation therapy (ADT) regimen by assessment of metastases-free survival in particip…

Sponsor: AstraZeneca
NCT ID: NCT06952803
Sites in Washington:
  • Research Site — Seattle, 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) when …

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 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
Phase 2 Recruiting Academic/Other

Targeted Treatment for Metastatic Prostate Cancer, The PREDICT Trial

This phase II trial evaluates whether genetic testing in prostate cancer is helpful in deciding which study treatment patients are assigned. Patient cancer tissue samples are obtained from a previous surgery or biopsy procedure and tested …

Sponsor: Alliance for Clinical Trials in Oncology
NCT ID: NCT06632977
Sites in Washington:
  • Swedish Cancer Institute-Edmonds — Edmonds, 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

Study of PF-07248144 in Advanced or Metastatic Solid Tumors

This is an open-label, multi center study to evaluate safety, tolerability, pharmacokinetics (PK), and pharmacodynamics (PD) of PF-07248144 and early signs of clinical efficacy of PF-07248144 as a single agent and in combination with other…

Sponsor: Pfizer
NCT ID: NCT04606446
Sites in Washington:
  • Swedish Cancer Institute — Seattle, Washington
  • Swedish Medical Center — Seattle, Washington
Phase 2 Recruiting Industry

An Open-label Study of JSB462 (Luxdegalutamide) in Combination With Abiraterone in Adult Male Patients With Metastatic Hormone-sensitive Prostate Cancer (mHSPC)

This Phase II study aims to evaluate efficacy and safety of the combination of JSB462 (also known as luxdegalutamide) at 100 mg and 300 mg once a day (QD) doses + abiraterone compared with an androgen receptor pathway inhibitor (ARPI, abir…

Sponsor: Novartis Pharmaceuticals
NCT ID: NCT06991556
Sites in Washington:
  • Fred Hutch Cancer Research — Seattle, 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, and preliminary clinical activity of Tulmimetostat as a monotherapy in patients with advanced solid tumors and lymphomas.

Sponsor: Novartis Pharmaceuticals
NCT ID: NCT04104776
Sites in Washington:
  • Swedish Cancer Institute — Seattle, Washington
  • Fred Hutchinson Cancer — 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 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 1, Phase 2 Recruiting Industry

A Study to Evaluate the Safety, Pharmacokinetics, Pharmacodynamics, and Antitumor Activity of INV-9956 in Adult Patients With Advanced Metastatic Castration Resistant Prostate Cancer

This is a Phase 1 and Phase 2 study to evaluate the safety and antitumor activity of INV-9956 in adult patients with advanced metastatic Castration Resistant Prostate Cancer.

Sponsor: Shenzhen Ionova Life Sciences Co., Ltd.
NCT ID: NCT06609005
Sites in Washington:
  • Summit Cancer Centers — Spokane, Washington

Showing 25 of 43 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: 2026-05-25