Location · Washington
Clinical trials recruiting in Washington
461 recruiting studies have at least one site in Washington; 121 accept healthy volunteers. Studies that need a specific condition are included too, so check each listing.
Want the research companies that run paid Phase 1 studies for healthy volunteers? Paid clinical trial companies in Washington.
461 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingPhase 4
A Study to Evaluate the Efficacy of AXS-05 Compared to Bupropion in Preventing the Relapse of Depressive Symptoms
Axsome Therapeutics, Inc.
- Location
- Everett, WA + 36 other US sites
- Eligibility basics
- Ages 18–65
- RecruitingPhase 2
A Study of NST-6179 in Subjects With Intestinal Failure-Associated Liver Disease (IFALD).
NorthSea Therapeutics B.V.
- Location
- Seattle, WA + 11 other US sites
- Eligibility basics
- Ages 16+
- RecruitingPhase 2
Treatment of Radiation and Cisplatin Induced Toxicities with Tempol
Matrix Biomed, Inc.
- Location
- Seattle, WA + 7 other US sites
- Eligibility basics
- Ages 18+
- Recruiting
Study of Enhanced Programming Stimulation with the Enterra® Therapy System
Enterra Medical, Inc.
- Location
- Seattle, WA + 5 other US sites
- Eligibility basics
- Ages 18–70
- RecruitingPhase 1/Phase 2
Modulation of SERCA2a of Intra-myocytic Calcium Trafficking in Heart Failure With Reduced Ejection Fraction
Sardocor Corp.
- Location
- Seattle, WA + 4 other US sites
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Natural History Evaluation of Charcot Marie Tooth Disease (CMT) Types CMT1B, CMT2A, CMT4A, CMT4C, and Others
Michael Shy
- Location
- Seattle, WA + 17 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Genetics of Charcot Marie Tooth (CMT) - Modifiers of CMT1A, New Causes of CMT2
University of Iowa
- Location
- Seattle, WA + 17 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Clinical and Genetic Evaluation of Individuals With Undiagnosed Disorders Through the Undiagnosed Diseases Network
National Human Genome Research Institute (NHGRI)
- Location
- Seattle, WA + 23 other US sites
- Eligibility basics
- Ages 1 mo–100
- RecruitingHealthy volunteers
Cognitive Aftereffects of Neurotoxicity in Children and Young Adults With Relapsed/Refractory Hematologic Malignancies Who Receive CAR T-cell Therapy
National Cancer Institute (NCI)
- Location
- Seattle, WA + 2 other US sites
- Eligibility basics
- Ages 5+
- RecruitingHealthy volunteers
An Educational Intervention (Lung Toolkit) for Improving Knowledge About Lung Cancer and Screening Among American Indian and Alaskan Native Cigarette Smokers, Lung PATHS Trial
Fred Hutchinson Cancer Center
- Location
- Seattle, WA
- Eligibility basics
- Ages 50–80
- RecruitingHealthy volunteers
ARTFL LEFFTDS Longitudinal Frontotemporal Lobar Degeneration (ALLFTD)
Mayo Clinic
- Location
- Seattle, WA + 22 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The Vanguard Study: Testing a New Way to Screen for Cancer
National Cancer Institute (NCI)
- Location
- Tacoma, WA + 44 other US sites
- Eligibility basics
- Ages 45–75
- RecruitingHealthy volunteers
Dominantly Inherited Alzheimer Network (DIAN)
Washington University School of Medicine
- Location
- Seattle, WA + 6 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Wakaya: Rising Up for Choctaw Youth Health
University of Washington
- Location
- Seattle, WA + 1 other US site
- Eligibility basics
- Ages 12–19
- RecruitingHealthy volunteersPhase 2
Acute Effects of Cannabis on Cognition and Affect
Washington State University
- Location
- Pullman, WA
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteers
Pancreatic Cancer Detection Consortium
City of Hope Medical Center
- Location
- Tacoma, WA + 8 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Greek Connections Study
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18–29
- RecruitingHealthy volunteers
Tailored Patient Navigation to Improve the Uptake of Lung Cancer Screening in Tribal Communities in Western Washington State, SACRED LUNGS Trial
Fred Hutchinson Cancer Center
- Location
- Auburn, WA + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 3
Cessation or Reduction of Alcohol Consumption in Veterans: A Randomized Controlled Trial for Alcohol Use Disorder (CRAVE)
VA Office of Research and Development
- Location
- Tacoma, WA + 17 other US sites
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 4
Sleep Loss and Circadian Misalignment - Mechanisms of Insulin Resistance
Washington State University
- Location
- Spokane, WA
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteers
Interpersonal Communication Training and Vaccination Workflow Training Alone and in Combination to Improve Communication and Recommendations About HPV Vaccination in Pharmacies, IMPACT HPV Trial
Fred Hutchinson Cancer Center
- Location
- Seattle, WA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
A Restorative Justice-Based Lung Cancer Screening Decision-Making Support Intervention Tailored for Black Individuals to Increase Lung Cancer Screening Among Black Community Members, RESTORE Trial
Fred Hutchinson Cancer Center
- Location
- Seattle, WA
- Eligibility basics
- Ages 50–77
- RecruitingHealthy volunteers
A Digital Intervention (ACT on Vaping App) for Vaping Cessation in Young Adult E-Cigarette Users
Fred Hutchinson Cancer Center
- Location
- Seattle, WA
- Eligibility basics
- Ages 18–30
- RecruitingHealthy volunteers
Quality of End-of-Life Care for Children With Cancer
Children's Oncology Group
- Location
- Spokane, WA + 27 other US sites
- Eligibility basics
- Ages 18+