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Clinical trials in Seattle, Washington

This page shows live ClinicalTrials.gov search results for Seattle, Washington, with direct links to official study records plus on-page filtering and sorting for broad location searches.

ClinicalTrials.gov public records Last synced Nov 1, 2026, 5:16 AM EST

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

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11398
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12
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Seattle, WA
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Showing 85–96 of 11,398 matching trials in Seattle, WA.
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Institutions in Seattle

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Conditions
Dravet Syndrome
Interventions
Clemizole HCl, Placebo
Drug
Lead sponsor
Epygenix
Industry
Eligibility
2 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2029
U.S. locations
31
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Los Angeles, California + 27 more
Conditions
Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8, HER2-Negative Breast Carcinoma, Hormone Receptor-Positive Breast Carcinoma
Interventions
Biospecimen Collection, Cyclophosphamide, Doxorubicin, Durvalumab, Genetic Testing, Mammography, Paclitaxel, Quality-of-Life Assessment
Procedure · Drug · Biological + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
3,680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2032
U.S. locations
560
States / cities
Birmingham, Alabama • Anchorage, Alaska • Tucson, Arizona + 430 more
Conditions
Complex Regional Pain Syndrome Type I
Interventions
Neridronate, Placebo
Drug
Lead sponsor
Ambros Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
32
States / cities
Phoenix, Arizona • Tucson, Arizona • Little Rock, Arkansas + 29 more
Conditions
Recurrent Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma, Refractory Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma
Interventions
Nemtabrutinib, Lisocabtagene Maraleucel
Drug · Biological
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Carcinoma, Ovarian Epithelial, Ovarian Neoplasms, Fallopian Tube Neoplasms, Peritoneal Neoplasms, Neoplasms, Glandular and Epithelial, Ovarian Diseases, Genital Neoplasm, Female, Abdominal Neoplasm, Recurrence
Interventions
AB-1015
Biological
Lead sponsor
Arsenal Biosciences, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
8
States / cities
San Francisco, California • Aurora, Colorado • Iowa City, Iowa + 5 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Cost Communication and Financial Navigation in Cancer Patients (COSTCOM)

NCT06295367
Conditions
Malignant Solid Neoplasm
Interventions
Best Practice, Financial Navigation, Interview, Survey Administration
Other
Lead sponsor
ECOG-ACRIN Cancer Research Group
Network
Eligibility
Not listed
Enrollment
760 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
383
States / cities
Anchorage, Alaska • Fairbanks, Alaska • Kingman, Arizona + 252 more
Conditions
HEPATITIS C VIRUS CHRONIC INFECTION
Interventions
Bemnifosbuvir-Ruzasvir (BEM/RZR), Sofosbuvir-Velpatasvir (SOF/VEL)
Drug
Lead sponsor
Atea Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
940 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
96
States / cities
Birmingham, Alabama • Dothan, Alabama • Chandler, Arizona + 84 more
Completed Not applicable Interventional Results available

Short-Burst Interval Treadmill Training Cerebral Palsy

NCT04026295
Conditions
Cerebral Palsy
Interventions
Short Burst Interval Treadmill Training (SBLTT), Traditional Locomotor Treadmill Training (TLTT)
Behavioral
Lead sponsor
Kristie Bjornson
Other
Eligibility
6 Years to 10 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
2
States / cities
New Orleans, Louisiana • Seattle, Washington
Conditions
Acute Myeloid Leukemia
Interventions
Autologous HLA-A*02:01-restricted CD4+/CD8+ Anti-WT1 TCR/CD8ab-expressing T-cells, Azacitidine, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Chest Radiography, Computed Tomography, Echocardiography Test, Lumbar Puncture, Multigated Acquisition Scan, Positron Emission Tomography
Drug · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Chronic Kidney Disease, CKD, Cardiac Disease, Cardiopulmonary Bypass
Interventions
Placebo, Ravulizumab
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
555 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
16
States / cities
Orange, California • San Francisco, California • Stanford, California + 13 more
Conditions
Aortic Regurgitation, Aortic Valve Insufficiency, Aortic Insufficiency
Interventions
Transcatheter Aortic Valve Replacement (TAVR) using Trilogy THV System, SAVR
Device
Lead sponsor
JenaValve Technology, Inc.
Industry
Eligibility
Not listed
Enrollment
1,016 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2036
U.S. locations
40
States / cities
Burlingame, California • La Jolla, California • Los Angeles, California + 32 more
Conditions
Human Papillomavirus-Related Carcinoma
Interventions
Best Practice, Educational Intervention, Interview, Questionnaire Administration, Training and Education, Vaccination
Other · Behavioral · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
University Park, Pennsylvania • Seattle, Washington