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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 7, 2026, 2:13 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Official matching trials
11408
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12
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Seattle, WA
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Showing 493–504 of 11,408 matching trials in Seattle, WA.
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Institutions in Seattle

Campus pages list official records that name the campus as a study site. Listed in directory order, not ranked.

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Conditions
Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma
Interventions
Ibrutinib, Obinutuzumab, Observation Activity, Venetoclax
Drug · Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
65 Years and older
Enrollment
465 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
857
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 555 more
Conditions
Localized Renal Pelvis and Ureter Urothelial Carcinoma, Locally Advanced Bladder Urothelial Carcinoma, Locally Advanced Renal Pelvis and Ureter Urothelial Carcinoma, Locally Advanced Ureter Urothelial Carcinoma, Locally Advanced Urothelial Carcinoma, Stage II Bladder Urothelial Carcinoma AJCC v6 and v7, Stage II Renal Pelvis and Ureter Cancer AJCC v7, Stage II Ureter Cancer AJCC v7, Stage III Bladder Urothelial Carcinoma AJCC v6 and v7, Stage III Renal Pelvis and Ureter Cancer AJCC v7, Stage III Ureter Cancer AJCC v7
Interventions
Biospecimen Collection, Clinical Observation, Computed Tomography, CT Urography, Cystoscopy, Magnetic Resonance Imaging, Pembrolizumab, Pharmacological Study, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Other · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
739 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
913
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 571 more
Conditions
Anal Basaloid Carcinoma, Anal Canal Cloacogenic Carcinoma, Metastatic Anal Squamous Cell Carcinoma, Recurrent Anal Squamous Cell Carcinoma, Stage III Anal Cancer AJCC v8, Stage IV Anal Cancer AJCC v8, Unresectable Anal Squamous Cell Carcinoma
Interventions
Carboplatin, Nivolumab, Paclitaxel
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
579
States / cities
Anchorage, Alaska • Kingman, Arizona • Phoenix, Arizona + 381 more
Conditions
Solid Cancer
Interventions
R-DXd, Paclitaxel, Topotecan, PLD
Drug
Lead sponsor
Daiichi Sankyo
Industry
Eligibility
18 Years and older
Enrollment
860 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
45
States / cities
Anchorage, Alaska • New Haven, Connecticut • Coral Gables, Florida + 33 more
Conditions
Metastatic Colorectal Adenocarcinoma, Stage IV Colorectal Cancer AJCC v7
Interventions
Atezolizumab, Bevacizumab, Biospecimen Collection, Computed Tomography, Fluorouracil, Leucovorin, Magnetic Resonance Imaging, Oxaliplatin, Positron Emission Tomography, Quality-of-Life Assessment, Questionnaire Administration
Drug · Biological · Procedure + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
445
States / cities
Kingman, Arizona • Jonesboro, Arkansas • Anaheim, California + 346 more
Conditions
Advanced Solid Tumor, Metastatic Solid Tumor, Gastric Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma, Esophageal Adenocarcinoma, Non Small Cell Lung Cancer
Interventions
KK2269, Docetaxel
Drug
Lead sponsor
Kyowa Kirin Co., Ltd.
Industry
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
7
States / cities
Scottsdale, Arizona • Duarte, California • Newport Beach, California + 4 more
Conditions
Advanced Adrenal Gland Pheochromocytoma, Advanced Paraganglioma, Metastatic Adrenal Gland Pheochromocytoma, Metastatic Paraganglioma, Stage III Adrenal Gland Pheochromocytoma and Sympathetic Paraganglioma AJCC v8, Stage IV Adrenal Gland Pheochromocytoma and Sympathetic Paraganglioma AJCC v8, Unresectable Adrenal Gland Pheochromocytoma, Unresectable Paraganglioma
Interventions
Biospecimen Collection, Computed Tomography with Contrast, Magnetic Resonance Imaging, Olaparib, Quality-of-Life Assessment, Temozolomide
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
163
States / cities
Anchorage, Alaska • Burbank, California • Fort Lauderdale, Florida + 120 more
Conditions
Metabolic Dysfunction-Associated Steatotic Liver Disease (MASH) / Nonalcoholic Steatohepatitis (NASH) With Fibrosis
Interventions
Pegozafermin, Placebo
Biological · Other
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years to 80 Years
Enrollment
1,350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
154
States / cities
Birmingham, Alabama • Chandler, Arizona • Flagstaff, Arizona + 132 more
Conditions
Primary Biliary Cholangitis (PBC)
Interventions
Elafibranor, Matched 80 mg placebo
Drug · Other
Lead sponsor
Ipsen
Industry
Eligibility
18 Years and older
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
43
States / cities
Tucson, Arizona • Little Rock, Arkansas • Coronado, California + 32 more
Conditions
Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma
Interventions
Sonrotoclax, Obinutuzumab, Rituximab, Venetoclax
Drug
Lead sponsor
BeOne Medicines
Industry
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
39
States / cities
Laguna Hills, California • Orange, California • Palo Alto, California + 35 more
Conditions
Prostate Adenocarcinoma, Stage III Prostate Cancer AJCC v8, Stage IVA Prostate Cancer AJCC v8
Interventions
Biospecimen Collection, Bone Scan, Computed Tomography, External Beam Radiation Therapy, Magnetic Resonance Imaging, Positron Emission Tomography, Quality-of-Life Assessment, Questionnaire Administration, Stereotactic Body Radiation Therapy
Procedure · Radiation · Other
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older · Male only
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2041
U.S. locations
424
States / cities
Birmingham, Alabama • Tuscaloosa, Alabama • Little Rock, Arkansas + 318 more
Conditions
Colorectal Neoplasms
Interventions
Eflornithine placebo & sulindac placebo, eflornithine & sulindac placebo, Eflornithine placebo & sulindac, Eflornithine plus sulindac
Drug
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Enrollment
354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2032
U.S. locations
989
States / cities
Birmingham, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 616 more