Paid Clinical Trials in Seattle, WA

As of June 2026, 1,369 paid clinical trials are recruiting in Seattle, Washington. Compensation typically covers time, travel, and study visits, with stipends ranging from modest amounts for short outpatient studies to several thousand dollars for long or inpatient protocols.

Both patients with specific conditions and healthy volunteers can qualify. Most trials offer free study-related medical care alongside compensation.

Recruiting trial data synced daily from ClinicalTrials.gov. Last sync: June 12, 2026.

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1,369 clinical trials

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A Digital Intervention (ACT on Vaping App) for Vaping Cessation in Young Adult E-Cigarette Users

for Nicotine Dependence

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18 - 30·Accepts healthy volunteers

Code: NCT06909500·Recruiting

Apply to this trial

Adjustable Prosthetic Sockets

for Lower Extremity Amputation

1 location in Seattle

Sponsor: VA Office of Research and Development

Sex: All·Age: 18 - 70

Code: NCT07397169·Not Yet Recruiting

Dental Cleaning to Prevent Chronic Graft-Versus-Host Disease

for Chronic Graft Versus Host Disease

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT07535008·Recruiting

Apply to this trial

DAREON®-NEC-1: A Study in People With Advanced Extrapulmonary Neuroendocrine Cancer to Compare Obrixtamig Plus Carboplatin and Etoposide Treatment With Standard Chemotherapy

for Extrapulmonary Neuroendocrine Cancer

Drug: Obrixtamig

21 locations incl. Scottsdale

Sponsor: Boehringer Ingelheim

Sex: All·Age: 18+

Code: NCT07544654·Phase 3·Not Yet Recruiting

Study of Zola-cel (BMS-986353), in Participants With Autoimmune Cytopenia (Breakfree-AiCE)

for Chronic Immune Thrombocytopenia

Drug: BMS-986353

3 locations incl. Boston

Sponsor: Juno Therapeutics, Inc., a Bristol-Myers Squibb Company

Sex: All·Age: 18+

Code: NCT07603557·Phase 2·Not Yet Recruiting

A Trial to Evaluate the Safety and Tolerability of DV700P-RNA and DV701B1.1-RNA Immunization in Combination With Antiretroviral Analytical Treatment Interruption (ATI) in People Living With HIV for Elicitation of V3-glycan Antibodies

for HIV

4 locations incl. Birmingham

Sponsor: National Institute of Allergy and Infectious Diseases (NIAID)

Sex: All·Age: 18 - 60

Code: NCT07569029·Phase 1·Not Yet Recruiting

Evaluation of the Efficacy, Safety, and Tolerability of LevoCept

for Contraception

27 locations incl. Berkeley

Sponsor: Sebela Women's Health Inc.

Sex: Female·Age: Up to 45·Accepts healthy volunteers

Code: NCT04457076·Phase 3·Not Yet Recruiting

Interpersonal Communication Training and Vaccination Workflow Training Alone and in Combination to Improve Communication and Recommendations About HPV Vaccination in Pharmacies, IMPACT HPV Trial

for Human Papillomavirus-Related Carcinoma

2 locations incl. University Park

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+·Accepts healthy volunteers

Code: NCT06926062·Not Yet Recruiting

Randomization for the Identification of Best Treatment Intensity for Less Fit Adults With Acute Myeloid Leukemia and Myeloid Neoplasms

for Acute Leukemia of Ambiguous Lineage

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT07094750·Not Yet Recruiting

Endo-SPONGE for Treatment of Anastomotic or Hartmann's Stump Leakages in Lower Pelvic Area

for Anastomotic Leaks

8 locations incl. Orlando

Sponsor: Boston Scientific Corporation

Sex: All·Age: 18+

Code: NCT07035431·Recruiting

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KQB198 in Combination With Imatinib in Participants With Advanced/Metastatic GIST in 1st Line Setting

for GIST - Gastrointestinal Stromal Tumor

8 locations incl. Los Angeles

Sponsor: Kumquat Biosciences Inc.

Sex: All·Age: 18+

Code: NCT07406633·Phase 2·Recruiting

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Improving Health Among Disadvantaged Girls to Slow Pubertal Onset and Reduce Long-term Health Risks

for Overweight/Obesity

1 location in Seattle

Sponsor: University of Washington

Sex: Female·Age: 6 - 8

Code: NCT07460544·Not Yet Recruiting

Optimizing Medications and Lung Health in People With HIV Through Pharmacist-led Proactive E-Consults

for HIV

3 locations incl. Boise

Sponsor: Seattle Institute for Biomedical and Clinical Research

Sex: All·Age: 18+

Code: NCT07507435·Not Yet Recruiting

ALTO-207 in Adults With Treatment-resistant Depression (TRD)

for Treatment-resistant Depression (TRD)

38 locations incl. Birmingham

Sponsor: Alto Neuroscience

Sex: All·Age: 18 - 75

Code: NCT07553637·Phase 2·Recruiting

Apply to this trial

The Canopy Cancer Collective Clinical Registry Protocol

for Gastrointestinal Neoplasms

10 locations incl. San Diego

Sponsor: Canopy Cancer Collective, LLC

Sex: All·Age: 18+

Code: NCT07605702·Not Yet Recruiting

A Study to Compare the Efficacy and Safety of BMS-986353 (Zolacabtagene- Autoleucel / Zola-cel), CD19-CAR T Cells, Versus Standard of Care in Participants With Active Systemic Sclerosis

for Systemic Sclerosis

Drug: BMS-986353

16 locations incl. Scottsdale

Sponsor: Juno Therapeutics, Inc., a Bristol-Myers Squibb Company

Sex: All·Age: 16+

Code: NCT07335562·Phase 3·Recruiting

Apply to this trial

Efficacy and Safety Study of Dovramilast in People With Leprosy Type 2 Reaction

for Erythema Nodosum Leprosum

1 location in Seattle

Sponsor: Medicines Development for Global Health

Sex: All·Age: 18+

Code: NCT07172659·Phase 2·Recruiting

Apply to this trial

Phase 3 Study of LUM-201 in Children With Growth Hormone Deficiency

for Growth Hormone Deficiency (GHD)

26 locations incl. Birmingham

Sponsor: Lumos Pharma

Sex: All·Age: 3 - 11

Code: NCT06948214·Phase 3·Recruiting

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A Study to Evaluate Axatilimab Versus Best Available Therapy in Pediatric Participants With Chronic Graft-Versus-Host Disease After at Least 2 Prior Lines of Systemic Therapy (AGAVE-256)

for Chronic Graft-versus-host-disease

11 locations incl. Duarte

Sponsor: Incyte Corporation

Sex: All·Age: 2 - 17

Code: NCT07124078·Phase 2·Recruiting

Apply to this trial

Group Retreat Psilocybin Therapy for the Treatment of Anxiety and Depression in Patients With Metastatic Solid Tumors or Incurable Hematologic Malignancies

for Anxiety

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18 - 85

Code: NCT07336238·Phase 2·Recruiting

Apply to this trial

Sodium and Milk Fortification Evaluation of Body Composition Among Very Preterm Infants

for Very Preterm and Extremely Preterm Birth

3 locations incl. Cincinnati

Sponsor: University of Washington

Sex: All·Age: 0 Days - 14 Days

Code: NCT07562997·Recruiting

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Studying Chemotherapy With or Without Panitumumab for Unresectable, Locally Advanced, or Metastatic Pancreatic Cancer Without KRAS Mutations

for Locally Advanced Pancreatic Adenocarcinoma

274 locations incl. Anchorage

Sponsor: SWOG Cancer Research Network

Sex: All·Age: 18+

Code: NCT06998940·Phase 3·Recruiting

Apply to this trial

Weight Loss in Adults Using Semaglutide (Real-world Study)

for Overweight

Drug: Semaglutide

1 location in Seattle

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT07627074·Recruiting

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A Study of TAK-505 in Adults With Solid Tumors

for Malignant Solid Tumors

15 locations incl. Orange

Sponsor: Takeda

Sex: All·Age: 18+

Code: NCT07436728·Phase 1, Phase 2·Recruiting

Apply to this trial

An Open Label Extension (OLE) Study (Following Completion of CTQJ230A12301) to Evaluate Long-term Safety and Tolerability of Pelacarsen (TQJ230)

for Cardiovascular Disease and Lipoprotein(a)

Drug: Pelacarsen

115 locations incl. Andalusia

Sponsor: Novartis Pharmaceuticals

Sex: All·Age: 18 - 100

Code: NCT07517263·Phase 3·Recruiting

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A Research Study to Look at How Well NNC0487-0111 Works Compared to Placebo in People With Heart Failure and Obesity

for Obesity

Drug: NNC0487-0111

202 locations incl. Alexander City

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT07567001·Phase 3·Not Yet Recruiting

A Phase 3 Trial of DT120 for Major Depressive Disorder (Ascend)

for Major Depressive Disorder

27 locations incl. Gilbert

Sponsor: Definium Therapeutics US, Inc.

Sex: All·Age: 18 - 74

Code: NCT07592689·Phase 3·Recruiting

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Etoposide, Prednisone, Vincristine, Cyclophosphamide, and Doxorubicin (DA-EPOCH) With or Without Rituximab Plus Recombinant Erwinia Asparaginase (JZP458) for the Treatment of Newly Diagnosed Ph Negative B-Acute Lymphoblastic Leukemia or T Acute Lymphoblastic Leukemia

for B Acute Lymphoblastic Leukemia, Philadelphia Chromosome Negative

Drug: Rituximab

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18+

Code: NCT06738368·Phase 2·Recruiting

Apply to this trial

Dasatinib for HIV-1 Reservoir Reduction

for HIV Infections

3 locations incl. Chicago

Sponsor: National Institute of Allergy and Infectious Diseases (NIAID)

Sex: All·Age: 18+

Code: NCT07342491·Phase 1·Recruiting

Apply to this trial

Mobile App-Based Intervention to Improve Toothbrushing in Children and Teens With Autism

for Autism Spectrum Disorder

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 8 - 17

Code: NCT07446413·Enrolling By Invitation

AMAZE 4: A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Obstructive Sleep Apnoea Treated With Positive Airway Pressure Lose Weight and Improve Sleep Apnoea

for Obesity

Drug: NNC0487-0111

20 locations incl. Gilbert

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT07571109·Phase 3·Recruiting

Apply to this trial

Disulfiram for Treatment of Retinal Degeneration

for Inherited Retinal Dystrophy Primarily Involving Sensory Retina

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18+

Code: NCT05626920·Phase 1, Phase 2·Recruiting

Apply to this trial

Collaboration for Down Syndrome Progress (CDP)

for Down Syndrome

16 locations incl. Orange

Sponsor: RTI International

Sex: All·Age: All ages

Code: NCT07625579·Recruiting

Apply to this trial

CPNF Intervention Development and Testing

for Alcohol Use

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18 - 24

Code: NCT07036198·Not Yet Recruiting

A Study to Select a Dose Regimen (Part A) and to Investigate Overall Survival (Part B) With Nanvuranlat Compared With Physician's Best Choice in Participants Aged 18 Years or Older With Biliary Tract Cancer

for Advanced Biliary Tract Cancer

23 locations incl. Duarte

Sponsor: J-Pharma Co., Ltd.

Sex: All·Age: 18+

Code: NCT07265674·Phase 3·Recruiting

Apply to this trial

Topical Steroids to Prevent Recurrent Urinary Tract Infections in Uncircumcised Male Infants: a Pilot Study

for Urinary Tract Infection

3 locations incl. Houston

Sponsor: Baylor College of Medicine

Sex: Male·Age: 0 Months - 5 Months

Code: NCT07508124·Phase 4·Recruiting

Apply to this trial

A Vaccine Communication Training Intervention for Pediatric Inpatient Clinicians

for Preventive Health Services (PREV HEALTH SERV)

1 location in Seattle

Sponsor: Seattle Children's Hospital

Sex: All·Age: All ages

Code: NCT07552857·Not Yet Recruiting

Pralatrexate With Bendamustine and Total-Body Irradiation Followed by Donor Stem Cell Transplant for the Treatment of Relapsed or Refractory T-Cell Non-Hodgkin Lymphoma

for Recurrent T-Cell Non-Hodgkin Lymphoma

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT07225985·Phase 1, Phase 2·Recruiting

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A Clinical Study to Evaluate the Effects of NXT007 Compared to Emicizumab Prophylaxis in People With Hemophilia A

for Hemophilia A

Drug: NXT007

3 locations incl. Orange

Sponsor: Hoffmann-La Roche

Sex: All·Age: 12+

Code: NCT07416604·Phase 3·Recruiting

Apply to this trial

The SetPoint System as a Pro-Remyelination Therapy for Relapsing-Remitting Multiple Sclerosis: A Pilot Study

for Relapsing Remitting Multiple Sclerosis

6 locations incl. Atlanta

Sponsor: SetPoint Medical Corporation

Sex: All·Age: 22 - 50

Code: NCT06796504·Recruiting

Apply to this trial