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.

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1,824 clinical trials

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A Long-Term Safety Trial of LUM-201 in Children With Idiopathic Growth Hormone Deficiency Who Have Previously Completed a LUM-201 Clinical Trial (OraGrowtH211)

for Growth Hormone Deficiency

6 locations incl. Iowa City

Sponsor: Lumos Pharma

Sex: All·Age: 5 - 14

Code: NCT05796440·Phase 2·Enrolling By Invitation

Observational Study for Patients at Risk for Chronic Graft-Versus-Host Disease

for cGVHD

32 locations incl. Birmingham

Sponsor: Incyte Corporation

Sex: All·Age: 18+

Code: NCT05919511·Recruiting

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Effect of High-Intensity Exercise to Attenuate Cognitive Function Limitations and Train Exercise Habits in Older People Living With HIV

for HIV Infections

3 locations incl. Birmingham

Sponsor: University of Alabama at Birmingham

Sex: All·Age: 50 - 80·Accepts healthy volunteers

Code: NCT06013579·Recruiting

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A Study of the Effect of ZT-01 on Night-time Hypoglycemia in Type 1 Diabetes

for Type 1 Diabetes Mellitus With Hypoglycemia

38 locations incl. Birmingham

Sponsor: Zucara Therapeutics Inc.

Sex: All·Age: 18 - 75

Code: NCT05762107·Phase 2·Recruiting

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Trauma Resuscitation With Low-Titer Group O Whole Blood or Products

for Wounds and Injuries

13 locations incl. Birmingham

Sponsor: University of Alabama at Birmingham

Sex: All·Age: 15+

Code: NCT05638581·Phase 3·Recruiting

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AZD0120 in Relapsed/Refractory Multiple Myeloma (DURGA-1)

for Relapsed/Refractory Multiple Myeloma

36 locations incl. Birmingham

Sponsor: AstraZeneca

Sex: All·Age: 18+

Code: NCT05850234·Phase 1, Phase 2·Recruiting

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AI Ready and Exploratory Atlas for Diabetes Insights

for Type 2 Diabetes

3 locations incl. Birmingham

Sponsor: University of Washington

Sex: All·Age: 40 - 85

Code: NCT06002048·Enrolling By Invitation

Phase 1 Study Evaluating BA3182 in Patients With Advanced Adenocarcinoma.

for Advanced Adenocarcinoma

9 locations incl. Irvine

Sponsor: BioAtla, Inc.

Sex: All·Age: 18+

Code: NCT05808634·Phase 1·Recruiting

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The Rhythm Evaluation for AntiCoagulaTion With Continuous Monitoring of Atrial Fibrillation

for Atrial Fibrillation

93 locations incl. Phoenix

Sponsor: Johns Hopkins University

Sex: All·Age: 22 - 85

Code: NCT05836987·Phase 3·Recruiting

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Testing the Addition of High Dose, Targeted Radiation to the Usual Treatment for Locally-Advanced Inoperable Non-Small Cell Lung Cancer

for Locally Advanced Lung Non-Small Cell Carcinoma

470 locations incl. Birmingham

Sponsor: NRG Oncology

Sex: All·Age: 18+

Code: NCT05624996·Phase 3·Recruiting

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24 Weeks Double-blind Randomized Placebo-controlled Trial to Evaluate Efficacy, PK, Safety of LOU064 in Adolescents (12 - <18) With CSU and Inadequate Response to H1-antihistamine Followed by Optional 3 Years Open-label Extension and an Optional 3 Years Safety Long-term Treatment-free Follow-up

for Chronic Spontaneous Urticaria

12 locations incl. Bakersfield

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 12 - 17

Code: NCT05677451·Phase 3·Recruiting

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Open-Label Extension Study to Assess the Long-Term Safety and Tolerability of KarXT in Subjects With Psychosis Associated With Alzheimer's Disease (ADEPT-3)

for Psychosis Associated With Alzheimer's Disease

Drug: KarXT

147 locations incl. Homewood

Sponsor: Karuna Therapeutics, Inc., a Bristol Myers Squibb company

Sex: All·Age: 55 - 90

Code: NCT05980949·Phase 3·Recruiting

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Evaluate REC-4881 in Participants With Familial Adenomatous Polyposis (FAP)

for Familial Adenomatous Polyposis

17 locations incl. Scottsdale

Sponsor: Recursion Pharmaceuticals Inc.

Sex: All·Age: 18+

Code: NCT05552755·Phase 1, Phase 2·Recruiting

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Studying the Safety and Determining the Optimal Dose of Novobiocin in Patients With Tumors That Have Alterations in DNA Repair Genes

for Metastatic Malignant Solid Neoplasm

22 locations incl. Duarte

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT05687110·Phase 1·Recruiting

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Improving Prosthetic Provision in Rural Communities: Limb Scanning With Caregiver Assistance

for Lower Extremity Amputation

1 location in Seattle

Sponsor: VA Office of Research and Development

Sex: All·Age: 18 - 70

Code: NCT05884203·Recruiting

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Comparing a Team-Based Approach to Standard Well-Child Visits To Improve Preventive Care Services

for Pediatric

3 locations incl. Honolulu

Sponsor: Seattle Children's Hospital

Sex: All·Age: 9 Months - 15 Months·Accepts healthy volunteers

Code: NCT05852392·Recruiting

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Variation in Gingival Inflammatory Responses

for Gingivitis

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18 - 35·Accepts healthy volunteers

Code: NCT05968742·Recruiting

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Outcomes in Pediatric and Young Adult B-Cell Malignancies After Commercially Available Immunotherapy

for Lymphoid Leukemia

22 locations incl. Tucson

Sponsor: Stanford University

Sex: All·Age: Up to 26

Code: NCT05865301·Recruiting

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The ED-AWARENESS-2 Trial

for Awareness

4 locations incl. Iowa City

Sponsor: Washington University School of Medicine

Sex: All·Age: 18+

Code: NCT05534243·Recruiting

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A Study to Evaluate the Long-Term Safety of Astegolimab in Participants With Chronic Obstructive Pulmonary Disease (COPD)

for Chronic Obstructive Pulmonary Disease

68 locations incl. Birmingham

Sponsor: Hoffmann-La Roche

Sex: All·Age: 40 - 90

Code: NCT05878769·Phase 3·Recruiting

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A Study of DB-OTO, an Adeno-Associated Virus (AAV) Based Gene Therapy, in Children/Infants With Hearing Loss Due to Otoferlin Mutations

for Congenital Hearing Loss Secondary to Biallelic Mutations of the Otoferlin Gene (OTOF)

9 locations incl. Los Angeles

Sponsor: Regeneron Pharmaceuticals

Sex: All·Age: Up to 17

Code: NCT05788536·Phase 1, Phase 2·Recruiting

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Proof of Concept Trial of Cannabis Derivatives in Neuropathic Pain

for Neuropathic Pain

6 locations incl. San Diego

Sponsor: VA Office of Research and Development

Sex: All·Age: 21+

Code: NCT05351801·Phase 2·Recruiting

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Type 1 Diabetes Impacts of Semaglutide on Cardiovascular Outcomes

for Diabetes Mellitus, Type 1

Drug: Semaglutide

2 locations incl. Aurora

Sponsor: University of Colorado, Denver

Sex: All·Age: 18 - 49

Code: NCT05819138·Phase 3·Recruiting

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A Study to Assess Change in Disease Activity and Adverse Events of Oral Upadacitinib in Adult and Adolescent Participants With Moderate to Severe Hidradenitis Suppurativa Who Have Failed Anti-TNF Therapy

for Hidradenitis Suppurativa

Drug: Upadacitinib

87 locations incl. Birmingham

Sponsor: AbbVie

Sex: All·Age: 12+

Code: NCT05889182·Phase 3·Recruiting

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A Study of AC676 for the Treatment of Relapsed/Refractory B-Cell Malignancies

for Relapsed/Refractory B-cell Malignancies

9 locations incl. Denver

Sponsor: Accutar Biotechnology Inc

Sex: All·Age: 18+

Code: NCT05780034·Phase 1·Recruiting

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A Retrospective Study to Characterize Participants With Propionic Acidemia

for Propionic Acidemia

6 locations incl. Stanford

Sponsor: ModernaTX, Inc.

Sex: All·Age: 2+

Code: NCT05769621·Recruiting

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Pembrolizumab vs. Observation in People With Triple-negative Breast Cancer Who Had a Pathologic Complete Response After Chemotherapy Plus Pembrolizumab

for Anatomic Stage II Breast Cancer AJCC v8

820 locations incl. Birmingham

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT05812807·Phase 3·Recruiting

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Study to Evaluate Safety, Efficacy and Pharmacokinetics (PK) of a Modified Regimen of Ublituximab

for Relapsing Multiple Sclerosis

36 locations incl. Birmingham

Sponsor: TG Therapeutics, Inc.

Sex: All·Age: 18 - 65

Code: NCT05877963·Phase 3·Recruiting

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Testing Drug Treatments After CAR T-cell Therapy in Patients With Relapsed/Refractory Diffuse Large B-cell Lymphoma

for Diffuse Large B-Cell Lymphoma

87 locations incl. Tucson

Sponsor: SWOG Cancer Research Network

Sex: All·Age: 18+

Code: NCT05633615·Phase 2·Recruiting

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Clinical, Imaging, and Endoscopic Outcomes of Children Newly Diagnosed With Crohn's Disease

for Crohn Disease

22 locations incl. Phoenix

Sponsor: Connecticut Children's Medical Center

Sex: All·Age: 6 - 17

Code: NCT05781152·Phase 4·Recruiting

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The Influence of Feeding Source on the Gut Microbiome and Time to Full Feeds in Neonates With Congenital Gastrointestinal Pathologies

for Gastrointestinal Complication

1 location in Seattle

Sponsor: Seattle Children's Hospital

Sex: All·Age: 0 Days - 55

Code: NCT06072976·Recruiting

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Comparing Cooling and/or Compression Approaches of Limbs for Prevention of Chemotherapy-Induced Peripheral Neuropathy

for Malignant Solid Neoplasm

36 locations incl. Birmingham

Sponsor: SWOG Cancer Research Network

Sex: All·Age: 18+

Code: NCT05642611·Phase 3·Recruiting

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SIGMA (Safusidenib in IDH1 Mutant Glioma Maintenance)

for Glioma

40 locations incl. Birmingham

Sponsor: Nuvation Bio Inc.

Sex: All·Age: 18+

Code: NCT05303519·Phase 3·Recruiting

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Long-term Extension Study to Assess Adverse Events of Oral Atogepant Tablets in Pediatric Participants (6 to 17 Years of Age) With Migraine

for Migraine Prophylaxis

Drug: Atogepant

35 locations incl. Huntsville

Sponsor: AbbVie

Sex: All·Age: 6 - 17

Code: NCT05707949·Phase 3·Enrolling By Invitation

A Phase 1-2 of ST316 With Selected Advanced Unresectable and Metastatic Solid Tumors

for Colon Cancer

11 locations incl. Birmingham

Sponsor: Sapience Therapeutics

Sex: All·Age: 18+

Code: NCT05848739·Phase 1·Recruiting

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Evaluating a Potential Pharmacokinetic Kratom-oxycodone Interaction Concurrent With Clinical Endpoints

for Herbal Interaction

1 location in Spokane

Sponsor: Washington State University

Sex: All·Age: 21 - 45·Accepts healthy volunteers

Code: NCT05846451·EARLY_Phase 1·Recruiting

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Opioid and Pain Treatment in Indigenous Communities (OPTIC) Trial

for Opioid Use Disorder

3 locations incl. Arcata

Sponsor: University of New Mexico

Sex: All·Age: 18+

Code: NCT06565416·Recruiting

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Acalabrutinib in Combination With Venetoclax for the Treatment of Refractory or Recurrent Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma, The AVENUE-2 Trial

for Recurrent Chronic Lymphocytic Leukemia

Drug: Venetoclax

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT04941716·Phase 2·Recruiting

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Efficacy, Safety, and Pharmacokinetics of Vericiguat in Pediatric Participants With Heart Failure Due to Left Ventricular Systolic Dysfunction (MK-1242-036)

for Heart Failure

20 locations incl. Los Angeles

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 29 Days - 17

Code: NCT05714085·Phase 2, Phase 3·Recruiting

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PO vs IV Antibiotics for the Treatment of Infected Nonunion of Fractures After Fixation

for Infections

13 locations incl. Indianapolis

Sponsor: Major Extremity Trauma Research Consortium

Sex: All·Age: 18+

Code: NCT05699174·Phase 3·Recruiting

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