Paid Clinical Trials in Washington

Washington has 1,824 paid clinical trials enrolling now across cities including Seattle, Spokane and Tacoma. Search by condition, age, or phase to find compensated research studies accepting participants near you.

Research sites in Washington include Fred Hutchinson Cancer Center, UW Medicine and Seattle Children's, running studies across oncology, cardiology, neurology, and more. Both patients and healthy volunteers may qualify. Most studies offer compensation for time and travel.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: June 15, 2026.

Filter results

Filter results

State

City

Phase

Study type

Intervention

Recruitment status

Condition

Sex

Age

Healthy volunteers only

1,824 clinical trials

↓ Download CSV

Advancing Suicide Intervention Strategies for Teens During High Risk Periods

for Suicide Attempts

2 locations incl. Columbus

Sponsor: Seattle Children's Hospital

Sex: All·Age: 11 - 17·Accepts healthy volunteers

Code: NCT05078970·Recruiting

Apply to this trial

Perivenous Dexamethasone Therapy: Examining Reduction of Inflammation After Thrombus Removal to Yield Benefit in Subacute and Chronic Iliofemoral DVT

for Iliofemoral

13 locations incl. Darien

Sponsor: Mercator MedSystems, Inc.

Sex: All·Age: 18 - 89

Code: NCT04858776·Phase 2·Recruiting

Apply to this trial

Pediatric Dose Optimization for Seizures in Emergency Medical Services

for Seizures

20 locations incl. Tucson

Sponsor: Stanford University

Sex: All·Age: 6 Months - 13

Code: NCT05121324·Phase 3·Recruiting

Apply to this trial

Study of Nab-Paclitaxel and Gemcitabine With or Without SBP-101 in Pancreatic Cancer

for Pancreatic Cancer Metastatic

14 locations incl. Hot Springs

Sponsor: Panbela Therapeutics, Inc.

Sex: All·Age: 18+

Code: NCT05254171·Phase 2, Phase 3·Recruiting

Apply to this trial

Chemotherapy for the Treatment of Patients With Newly Diagnosed Very Low-Risk and Low Risk Fusion Negative Rhabdomyosarcoma

for Embryonal Rhabdomyosarcoma

165 locations incl. Birmingham

Sponsor: Children's Oncology Group

Sex: All·Age: Up to 21

Code: NCT05304585·Phase 3·Recruiting

Apply to this trial

Spinal Stimulation and Mobility Devices

for Cerebral Palsy

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 4 - 70

Code: NCT05520359·Recruiting

Apply to this trial

A Comprehensive Trauma-sensitive Approach to Physical Activity Promotion in Schools (CSPAP-T)

for Physical Activity

1 location in Seattle

Sponsor: Seattle Children's Hospital

Sex: All·Age: 11+·Accepts healthy volunteers

Code: NCT05382975·Recruiting

Apply to this trial

Evaluation of the PE Coach Mobile Application Among Veterans With PTSD

for Posttraumatic Stress Disorder

1 location in Seattle

Sponsor: VA Office of Research and Development

Sex: All·Age: 18 - 65

Code: NCT04959695·Recruiting

Apply to this trial

Antiseptic Effects on the Dental Implant Internal Surface Microbiome

for Peri-Implantitis

1 location in Tacoma

Sponsor: Madigan Army Medical Center

Sex: All·Age: 18 - 55

Code: NCT05024760·EARLY_Phase 1·Recruiting

Apply to this trial

Impact of Bromocriptine on Clinical Outcomes for Peripartum Cardiomyopathy

for Peripartum Cardiomyopathy, Postpartum

64 locations incl. Birmingham

Sponsor: Dennis M. McNamara, MD, MS

Sex: Female·Age: 18+

Code: NCT05180773·Phase 4·Recruiting

Apply to this trial

A Study of Pirtobrutinib (LOXO-305) Versus Ibrutinib in Participants With Chronic Lymphocytic Leukemia (CLL)/Small Lymphocytic Lymphoma (SLL)

for Chronic Lymphocytic Leukemia

Drug: Ibrutinib

19 locations incl. Anaheim

Sponsor: Loxo Oncology, Inc.

Sex: All·Age: 18+

Code: NCT05254743·Phase 3·Recruiting

Apply to this trial

Treatment of Acute PTH With a CGRP Receptor mAb in Military Service Members and Civilians With mTBI

for Posttraumatic Headache

4 locations incl. Fort Bragg

Sponsor: Henry M. Jackson Foundation for the Advancement of Military Medicine

Sex: All·Age: 18 - 50

Code: NCT05049057·Phase 2·Recruiting

Apply to this trial

A Study of DR-01 in Subjects With Large Granular Lymphocytic Leukemia or Cytotoxic Lymphomas

for LGLL - Large Granular Lymphocytic Leukemia

15 locations incl. Birmingham

Sponsor: Dren Bio

Sex: All·Age: 18+

Code: NCT05475925·Phase 1, Phase 2·Recruiting

Apply to this trial

Pharmaceutically-Enhanced Reinforcement for Reduced Alcohol and Smoking

for Alcohol Use Disorder (AUD)

1 location in Spokane

Sponsor: Washington State University

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT05181891·Phase 2·Recruiting

Apply to this trial

Using Shared Decision Making to Improve Family Media Use Planning

for Adolescent Behavior

1 location in Seattle

Sponsor: Seattle Children's Hospital

Sex: All·Age: 11+·Accepts healthy volunteers

Code: NCT05722535·Recruiting

Apply to this trial

Colon Adjuvant Chemotherapy Based on Evaluation of Residual Disease

for Stage III Colon Cancer

1021 locations incl. Birmingham

Sponsor: NRG Oncology

Sex: All·Age: 18+

Code: NCT05174169·Phase 2, Phase 3·Recruiting

Apply to this trial

Brain Injury Education and Outpatient Navigation-1stBIEN

for Brain Injuries, Traumatic

6 locations incl. Colorado Springs

Sponsor: Seattle Children's Hospital

Sex: All·Age: 3+

Code: NCT05261477·Recruiting

Apply to this trial

An Open-label Extension Study to Evaluate Long-term Efficacy and Safety of Odevixibat in Children With Biliary Atresia

for Biliary Atresia

10 locations incl. Aurora

Sponsor: Albireo, an Ipsen Company

Sex: All·Age: All ages

Code: NCT05426733·Phase 3·Enrolling By Invitation

MANATEE-T1D: Metformin ANd AutomaTEd Insulin Delivery System Effects on Renal Vascular Resistance, Insulin Sensitivity, and Cardiometabolic Function in Youth With Type 1 Diabetes

for Type 1 Diabetes

2 locations incl. Aurora

Sponsor: Kalie Tommerdahl

Sex: All·Age: 12 - 25

Code: NCT05065372·Phase 1·Recruiting

Apply to this trial

Blastic Plasmacytoid Dendritic Cell Neoplasm (BPDCN) International Registry

for Blastic Plasmacytoid Dendritic Cell Neoplasm (BPDCN)

3 locations incl. Miami

Sponsor: Immune Oncology Research Institute

Sex: All·Age: All ages

Code: NCT05430971·Recruiting

Apply to this trial

Study to Evaluate Weight Gain as Assessed by Change in BMI Z-score in Pediatric Subjects With Schizophrenia or Bipolar I Disorder

for Schizophrenia

26 locations incl. Dothan

Sponsor: Alkermes, Inc.

Sex: All·Age: 10 - 17

Code: NCT05303064·Phase 3·Recruiting

Apply to this trial

Pre-hospital Ventilation Clinical Study

for Altered Mental Status

4 locations incl. Baton Rouge

Sponsor: Zoll Medical Corporation

Sex: All·Age: All ages

Code: NCT05604430·Enrolling By Invitation

Evaluating the Addition of the Immunotherapy Drug Atezolizumab to Standard Chemotherapy Treatment for Advanced or Metastatic Neuroendocrine Carcinomas That Originate Outside the Lung

for Advanced Extrapulmonary Neuroendocrine Carcinoma

Drug: Atezolizumab

249 locations incl. Anchorage

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT05058651·Phase 2, Phase 3·Recruiting

Apply to this trial

MiSight 1 Day Post-Approval Study for Effectiveness and Visual Symptoms

for Myopia

30 locations incl. Birmingham

Sponsor: CooperVision, Inc.

Sex: All·Age: 8 - 12·Accepts healthy volunteers

Code: NCT05285553·Recruiting

Apply to this trial

Testing Adaptive Interventions to Improve Posttraumatic Stress Disorder Treatment Outcomes in Federally Qualified Health Centers

for PTSD

13 locations incl. Baldwin

Sponsor: University of Michigan

Sex: All·Age: 18+

Code: NCT05457985·Recruiting

Apply to this trial

Sustained Oral Fiber Supplementation for Patients Undergoing Donor Stem Cell Transplantation for Hematological Malignancies

for Hematopoietic and Lymphatic System Neoplasm

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT04829136·Recruiting

Apply to this trial

GEMINI-NSCLC: NSCLC Biomarker Study

for Non-Small Cell Lung Cancer

58 locations incl. Birmingham

Sponsor: Tempus AI

Sex: All·Age: 18+

Code: NCT05236114·Recruiting

Apply to this trial

Tempus CRC Surveillance Study: A ctDNA Biomarker Profiling Study of Patients With CRC Using NGS Assays

for Colorectal Cancer

20 locations incl. Fort Smith

Sponsor: Tempus AI

Sex: All·Age: 18+

Code: NCT05234177·Recruiting

Apply to this trial

Validation of Early Prognostic Data for Recovery Outcome After Stroke for Future, Higher Yield Trials

for Stroke

45 locations incl. Birmingham

Sponsor: University of Cincinnati

Sex: All·Age: 18+

Code: NCT05338697·Recruiting

Apply to this trial

Real World Insights During Treatment for Relapsed/Refractory Multiple Myeloma with Isatuximab

for Multiple Myeloma

2 locations incl. Houston

Sponsor: Pack Health

Sex: All·Age: 18+

Code: NCT05053607·Recruiting

Apply to this trial

Study of NRTX-1001 Neural Cell Therapy in Drug-Resistant Unilateral Mesial Temporal Lobe Epilepsy (EPIC (EPIlepsy Cell Therapy))

for Mesial Temporal Lobe Epilepsy

35 locations incl. Birmingham

Sponsor: Neurona Therapeutics

Sex: All·Age: 18 - 75

Code: NCT05135091·Phase 3·Recruiting

Apply to this trial

Testing Tumor Tissue and Blood to Help Select Personalized Treatments for Patients With Suspected Lung Cancers

for NSCLC

21 locations incl. Davis

Sponsor: Lung Cancer Mutation Consortium

Sex: All·Age: All ages

Code: NCT04712877·Recruiting

Apply to this trial

ADG126 in Combination With Pembrolizumab in Patients With Advanced/Metastatic Solid Tumors

for Advanced/Metastatic Solid Tumors

7 locations incl. Scottsdale

Sponsor: Adagene Inc

Sex: All·Age: 18+

Code: NCT05405595·Phase 1, Phase 2·Recruiting

Apply to this trial

A Study to Evaluate Adverse Events and Change in Disease Activity of Subcutaneous (SC) Epcoritamab in Combination With Oral and Intravenous Anti-Neoplastic Agents in Adult Participants With Non-Hodgkin Lymphoma

for Non-Hodgkin Lymphoma

Drug: Epcoritamab

18 locations incl. Tucson

Sponsor: Genmab

Sex: All·Age: 18+

Code: NCT05283720·Phase 2·Recruiting

Apply to this trial

BAFFR-targeting CAR T Cells for Patients With Relapsed or Refractory B-NHL

for Relapsed or Refractory B-cell Non-Hodgkin's Lymphoma

6 locations incl. Duarte

Sponsor: PeproMene Bio, Inc.

Sex: All·Age: 18+

Code: NCT05370430·Phase 1·Recruiting

Apply to this trial

Study of XmAb®819 in Subjects With Advanced Clear Cell Renal Cell Carcinoma

for Clear Cell Renal Cell Carcinoma

20 locations incl. Phoenix

Sponsor: Xencor, Inc.

Sex: All·Age: 18+

Code: NCT05433142·Phase 1·Recruiting

Apply to this trial

An Extension Study to Learn More About the Long-Term Safety of Litifilimab (BIIB059) Injections and Whether They Can Improve Symptoms of Adult Participants Who Have Systemic Lupus Erythematosus

for Systemic Lupus Erythematosus (SLE)

36 locations incl. Phoenix

Sponsor: Biogen

Sex: All·Age: 18+

Code: NCT05352919·Phase 3·Enrolling By Invitation

Personalized Neo-Antigen Peptide Vaccine for the Treatment of Stage IIIC-IV Melanoma, Hormone Receptor Positive HER2 Negative Metastatic Refractory Breast Cancer or Stage III-IV Non-Small Cell Lung Cancer

for Anatomic Stage IV Breast Cancer AJCC v8

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT05098210·Phase 1·Recruiting

Apply to this trial

Phase 1 Study of MRTX1719 in Solid Tumors With MTAP Deletion

for Mesothelioma

25 locations incl. Phoenix

Sponsor: Bristol-Myers Squibb

Sex: All·Age: 18+

Code: NCT05245500·Phase 1·Recruiting

Apply to this trial

A Study of Neladalkib (NVL-655) in Patients With Advanced NSCLC and Other Solid Tumors Harboring ALK Rearrangement or Activating ALK Mutation (ALKOVE-1)

for Locally Advanced Solid Tumor

21 locations incl. Orange

Sponsor: Nuvalent Inc.

Sex: All·Age: 12+

Code: NCT05384626·Phase 1, Phase 2·Recruiting

Apply to this trial