Location · Seattle, WA
Clinical trials in Seattle, WA
401 recruiting studies have a site in the Seattle area, and 104 of them accept healthy volunteers. The area includes Bellevue, Kirkland, Redmond, Renton, Everett, Tacoma and nearby cities.
401 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteers
Using Shared Decision Making to Improve Family Media Use Planning
Seattle Children's Hospital
- Location
- Seattle, WA
- Eligibility basics
- Ages 11+
- RecruitingHealthy volunteers
BASIS Optimization
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Pharmacogenomics for Better Treatment of Fungal Infections Clinical Trial
The University of Queensland
- Location
- Seattle, WA
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
The INFLUENTIAL Trial- Evaluation of National Inpatient Influenza Vaccination Program
University of Colorado, Denver
- Location
- Chicago, IL + 1 other US site
- Eligibility basics
- Ages 6 mo–99
- RecruitingHealthy volunteers
Detailed Phenotypic and Genotype Study to Correlate RB1 Mutations Relating to Primary Ocular Tumors and Secondary Extra-ocular Metastasis.
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Delivering Evidence-Based Parenting Services to Families in Child Welfare Using Telehealth
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Pediatric Normative Markerless Movement Analysis
MultiCare Health System Research Institute
- Location
- Puyallup, WA
- Eligibility basics
- Ages 3–25
- RecruitingHealthy volunteers
Individual Factors of CBT Underlying Success
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteers
Hemophilia A Research Program
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
North American Mitochondrial Disease Consortium Patient Registry and Biorepository (NAMDC)
Columbia University
- Location
- San Diego, CA + 15 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalopathy (CADASIL) Study
University of Wisconsin, Madison
- Location
- Los Angeles, CA + 9 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Study of Healthy Aging and Physical Function With Elamipretide
David Marcinek
- Location
- Seattle, WA
- Eligibility basics
- Ages 65–80
- RecruitingHealthy volunteers
Ultrasound to Facilitate Stone Passage
University of Washington
- Location
- Seattle, WA + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of High-Intensity Exercise to Attenuate Cognitive Function Limitations and Train Exercise Habits in Older People Living With HIV
University of Alabama at Birmingham
- Location
- Aurora, CO + 1 other US site
- Eligibility basics
- Ages 50–80
- RecruitingHealthy volunteersPhase 4
A Trial Comparing Screening Mammography With and Without Assistance From Artificial Intelligence for Breast Cancer Detection and Recall Rates in Adult Patients
Jonsson Comprehensive Cancer Center
- Location
- Los Angeles, CA + 5 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Target ALS Biomarker Study; Longitudinal Biofluids, Clinical Measures, and At Home Measures
Target ALS Foundation, Inc.
- Location
- Phoenix, AZ + 9 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Advancing Suicide Intervention Strategies for Teens During High Risk Periods
Seattle Children's Hospital
- Location
- Columbus, OH + 1 other US site
- Eligibility basics
- Ages 11–17
- RecruitingHealthy volunteers
Evaluating Response to Vitamin D3 and K2 Supplementation in Healthcare Personnel
Madigan Army Medical Center
- Location
- Tacoma, WA
- Eligibility basics
- Ages 18–69
- RecruitingHealthy volunteers
Caloric Balance Markers Study
Institute for Systems Biology
- Location
- Seattle, WA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
ADAPT Study: Assessing Diet, Appetite and Physiology Throughout Weight Loss Study)
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Auditory Prediction and Error Evaluation in the Speech of Individuals Who Stutter
Arizona State University
- Location
- Tempe, AZ + 1 other US site
- Eligibility basics
- Ages 3+
- RecruitingHealthy volunteers
School-based Paraeducator Education for Engagement at Recess
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 5+
- RecruitingHealthy volunteers
Specialty Compared to Oncology Delivered Palliative Care for Patients With Acute Myeloid Leukemia
Massachusetts General Hospital
- Location
- Birmingham, AL + 19 other US sites
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Stress and Resilience
University of Washington
- Location
- Dallas, TX + 1 other US site
- Eligibility basics
- Ages 18–30