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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Combination Therapies With Adagrasib in Patients With Advanced NSCLC With KRAS G12C Mutation

for Advanced NSCLC

Drug: Adagrasib

84 locations incl. Anchorage

Sponsor: Mirati Therapeutics Inc.

Sex: All·Age: 18+

Code: NCT05609578·Phase 2·Recruiting

Apply to this trial

Viome Nutritional Programs to Improve Clinical Outcomes for Gastrointestinal Conditions

for Gastrointestinal Health

1 location in Bothell

Sponsor: Viome

Sex: All·Age: 25 - 75

Code: NCT05465629·Recruiting

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Testing the Addition of Herceptin Hylecta or Phesgo to the Usual Chemotherapy for HER2 Positive Endometrial Serous Carcinoma or Carcinosarcoma

for Endometrial Carcinoma

403 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: Female·Age: 18+

Code: NCT05256225·Phase 3·Recruiting

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Tagraxofusp in Pediatric Patients With Relapsed or Refractory CD123 Expressing Hematologic Malignancies

for Hematologic Malignancy

29 locations incl. Los Angeles

Sponsor: Therapeutic Advances in Childhood Leukemia Consortium

Sex: All·Age: 1 - 21

Code: NCT05476770·Phase 1·Recruiting

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A Study of Amivantamab in Participants With Advanced or Metastatic Solid Tumors Including Epidermal Growth Factor Receptor (EGFR)-Mutated Non-Small Cell Lung Cancer

for Carcinoma, Non-small-Cell Lung

Drug: Amivantamab

26 locations incl. La Jolla

Sponsor: Janssen Research & Development, LLC

Sex: All·Age: 18+

Code: NCT05498428·Phase 2·Recruiting

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A Study to Learn More About How Safe the Study Treatment Finerenone is in Long-term Use When Taken With an ACE Inhibitor or Angiotensin Receptor Blocker Over 18 Months of Use in Children and Young Adults From 1 to 18 Years of Age With Chronic Kidney Disease and Proteinuria

for Chronic Kidney Disease

Drug: Finerenone

18 locations incl. Phoenix

Sponsor: Bayer

Sex: All·Age: 1 - 18

Code: NCT05457283·Phase 3·Recruiting

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Levonorgestrel 52 mg IUD for Emergency Contraception and Same-Day Start

for Contraception

8 locations incl. San Jose

Sponsor: University of Utah

Sex: Female·Age: 16 - 35

Code: NCT05444582·Phase 4·Recruiting

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The Diabetes Prevention Program Outcomes Study AD/ADRD Project

for Diabetes

27 locations incl. Phoenix

Sponsor: Marinella Temprosa

Sex: All·Age: All ages·Accepts healthy volunteers

Code: NCT05704309·Enrolling By Invitation

Emicizumab for Severe Von Willebrand Disease (VWD) and VWD/Hemophilia A

for Von Willebrand Disease, Type 3

12 locations incl. Orange

Sponsor: Bleeding and Clotting Disorders Institute Peoria, Illinois

Sex: All·Age: 0 - 90

Code: NCT05500807·Phase 1·Recruiting

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A Study of Teclistamab in Combination With Daratumumab and Lenalidomide (Tec-DR) and Talquetamab in Combination With Daratumumab and Lenalidomide (Tal-DR) in Participants With Newly Diagnosed Multiple Myeloma

for Multiple Myeloma

Drug: Daratumumab

67 locations incl. Gilbert

Sponsor: Janssen Research & Development, LLC

Sex: All·Age: 18+

Code: NCT05552222·Phase 3·Recruiting

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Pimavanserin vs. Quetiapine for Treatment of Parkinson's Psychosis

for Parkinson's Disease Psychosis

24 locations incl. Tucson

Sponsor: VA Office of Research and Development

Sex: All·Age: 40+·Accepts healthy volunteers

Code: NCT04373317·Phase 4·Recruiting

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A Study of Tucatinib With Trastuzumab and mFOLFOX6 Versus Standard of Care Treatment in First-line HER2+ Metastatic Colorectal Cancer

for Colorectal Neoplasms

128 locations incl. Glendale

Sponsor: Seagen, a wholly owned subsidiary of Pfizer

Sex: All·Age: 18+

Code: NCT05253651·Phase 3·Recruiting

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Closed-loop Spinal Stimulation for Restoration of Upper Extremity Function After Spinal Cord Injury

for Spinal Cord Injuries

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 21 - 70

Code: NCT05267951·Recruiting

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Indian Transforming Alzheimer's Care Training (INTACT)

for Alzheimer Disease

1 location in Seattle

Sponsor: Washington State University

Sex: All·Age: 18+

Code: NCT06397339·Recruiting

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ERP to Improve Functioning in Veterans With OCD

for Obsessive Compulsive Disorder (OCD)

19 locations incl. East Orange

Sponsor: VA Office of Research and Development

Sex: All·Age: 18+

Code: NCT05240924·Recruiting

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Venetoclax in Children With Relapsed Acute Myeloid Leukemia (AML)

for Acute Myeloid Leukemia

Drug: Venetoclax

45 locations incl. Phoenix

Sponsor: PedAL BCU, LLC

Sex: All·Age: 29 Days - 21

Code: NCT05183035·Phase 3·Recruiting

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Hand and Arm Motor Recovery Via Non-invasive Electrical Spinal Cord Stimulation After Stroke

for Stroke, Ischemic

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 21 - 80

Code: NCT05591196·Recruiting

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A Study of EP0031 in Patients With Advanced RET-altered Malignancies

for Advanced Solid Tumor

Drug: EP0031

18 locations incl. Los Angeles

Sponsor: Ellipses Pharma

Sex: All·Age: 18+

Code: NCT05443126·Phase 1, Phase 2·Recruiting

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Hyperhydration in Children With Shiga Toxin-Producing E. Coli Infection

for Shiga Toxin-Producing Escherichia Coli (E. Coli) Infection

22 locations incl. Birmingham

Sponsor: University of Calgary

Sex: All·Age: 9 Months - 21

Code: NCT05219110·Recruiting

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A Study to Evaluate the Efficacy, Safety, Pharmacokinetics (PK), and Pharmacodynamics (PD) of Satralizumab in Participants With Anti-N-methyl-D-aspartic Acid Receptor (NMDAR) or Anti-leucine-rich Glioma-inactivated 1 (LGI1) Encephalitis

for NMDAR Autoimmune Encephalitis

20 locations incl. Birmingham

Sponsor: Hoffmann-La Roche

Sex: All·Age: 12+

Code: NCT05503264·Phase 3·Recruiting

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A Clinical Study to Assess the Efficacy and Safety of Alpha DaRT224 for the Treatment of Patients With Recurrent Cutaneous Squamous Cell Carcinoma

for Recurrent Squamous Cell Carcinoma

25 locations incl. Gilbert

Sponsor: Alpha Tau Medical LTD.

Sex: All·Age: 18+

Code: NCT05323253·Recruiting

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A Study to Evaluate Mezigdomide, Bortezomib and Dexamethasone (MEZIVd) Versus Pomalidomide, Bortezomib and Dexamethasone (PVd) in Participants With Relapsed or Refractory Multiple Myeloma (RRMM)

for Relapsed or Refractory Multiple Myeloma

Drug: Mezigdomide

56 locations incl. Los Alamitos

Sponsor: Celgene

Sex: All·Age: 18+

Code: NCT05519085·Phase 3·Recruiting

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TVMR With the INNOVALVE System Trial - Early Feasibility Study

for Mitral Valve Regurgitation (Degenerative or Functional)

20 locations incl. Los Angeles

Sponsor: Edwards Lifesciences

Sex: All·Age: 18+

Code: NCT04919980·Recruiting

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Comparing Immune Activation and Latent HIV Reservoir Size Between People Living With HIV on Tenofovir-containing Versus NRTI-free ART

for HIV-1-infection

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18 - 65

Code: NCT05584397·Enrolling By Invitation

Virtual Implicit Bias Reduction and Neutralization Training (VIBRANT)

for Implicit Bias

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 11 - 99·Accepts healthy volunteers

Code: NCT05970991·Recruiting

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Efficacy & Safety of Olvi-Vec and Platinum-doublet + Bevacizumab Compared to Physician's Choice of Chemotherapy and Bevacizumab in Platinum-Resistant/Refractory Ovarian Cancer (PRROC) (OnPrime, GOG-3076)

for Platinum-resistant Ovarian Cancer

Drug: Bevacizumab

31 locations incl. Mobile

Sponsor: Genelux Corporation

Sex: Female·Age: 18+

Code: NCT05281471·Phase 3·Recruiting

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Phase 1b Study of OP-1250 (Palazestrant) in Combination With Ribociclib, Alpelisib, Everolimus, or Atirmociclib in ER+, HER2- Breast Cancer

for Metastatic Breast Cancer

Drug: Palazestrant

14 locations incl. Gilbert

Sponsor: Olema Pharmaceuticals, Inc.

Sex: All·Age: 18+

Code: NCT05508906·Phase 1·Recruiting

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A Phase 2 Study of ACR-368 in Endometrial Adenocarcinoma

for Endometrial Adenocarcinoma

69 locations incl. Mobile

Sponsor: Acrivon Therapeutics

Sex: Female·Age: 18+

Code: NCT05548296·Phase 2·Recruiting

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A Study Evaluating the Safety and Efficacy of HB0036 in Subjects With Advanced Solid Tumors

for Advanced Solid Tumor

3 locations incl. Lafayette

Sponsor: Shanghai Huaota Biopharmaceutical Co., Ltd.

Sex: All·Age: 18+

Code: NCT05417321·Phase 1, Phase 2·Recruiting

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A Comparison of Two Brief Suicide Prevention Interventions Tailored for Youth on the Autism Spectrum

for Suicidal Ideation

5 locations incl. Baltimore

Sponsor: University of North Carolina, Chapel Hill

Sex: All·Age: 12 - 99

Code: NCT05398250·Enrolling By Invitation

Efficacy of Viome's Precision Nutrition Program Towards Reducing HbA1c

for Diabetes

1 location in Bothell

Sponsor: Viome

Sex: All·Age: 18+

Code: NCT05465616·Recruiting

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Follow-up Automatically vs. As-Needed Comparison (FAAN-C) Trial

for Pneumonia

14 locations incl. Phoenix

Sponsor: University of Utah

Sex: All·Age: Up to 18

Code: NCT05471908·Recruiting

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Investigation to Evaluate the Safety and Effectiveness of Cochlear Implantation in Children and Adults With Unilateral Hearing Loss/Single-sided Deafness

for Hearing Loss, Unilateral

8 locations incl. Palo Alto

Sponsor: Cochlear

Sex: All·Age: 5+

Code: NCT05318417·Recruiting

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Collecting Blood Samples From Patients With and Without Cancer to Evaluate Tests for Early Cancer Detection

for Acute Lymphoblastic Leukemia

746 locations incl. Anchorage

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 40 - 75·Accepts healthy volunteers

Code: NCT05334069·Recruiting

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HPV Self-sampling to Improve Access to Cervical Cancer Screening for Persons With HIV and/or Underserved Individuals

for Cervical Cancer

3 locations incl. Seattle

Sponsor: University of Washington

Sex: Female·Age: 25+·Accepts healthy volunteers

Code: NCT05528237·Enrolling By Invitation

A Study to Examine the Effects of Novel Therapy Linvoseltamab in Combination With Other Cancer Treatments for Adult Patients With Multiple Myeloma That is Resistant to Current Standard of Care Treatments

for Multiple Myeloma

Drug: Linvoseltamab

13 locations incl. La Jolla

Sponsor: Regeneron Pharmaceuticals

Sex: All·Age: 18+

Code: NCT05137054·Phase 1·Recruiting

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A Prospective Registry Study to Assess Real-world Patient Characteristics, Treatment Patterns, and Longitudinal Outcomes in Patients Receiving Mavacamten and Other Treatments for Symptomatic Obstructive Hypertrophic Cardiomyopathy (Obstructive-HCM)

for Obstructive Hypertrophic Cardiomyopathy

Drug: Mavacamten

62 locations incl. Anchorage

Sponsor: Bristol-Myers Squibb

Sex: All·Age: 18+

Code: NCT05489705·Recruiting

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MiSight 1 Day Safety Post-Approval Study

for Myopia

47 locations incl. Gilbert

Sponsor: CooperVision, Inc.

Sex: All·Age: 8 - 12·Accepts healthy volunteers

Code: NCT05285527·Recruiting

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A Study of XMT-1660 in Participants With Solid Tumors

for Triple Negative Breast Cancer

26 locations incl. Phoenix

Sponsor: Mersana Therapeutics

Sex: All·Age: 18+

Code: NCT05377996·Phase 1·Recruiting

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A Study of JNJ-90014496 in Participants With B-Cell Non-Hodgkin Lymphoma

for Lymphoma, Non-Hodgkin

14 locations incl. Duarte

Sponsor: Janssen Research & Development, LLC

Sex: All·Age: 18+

Code: NCT05421663·Phase 1, Phase 2·Recruiting

Apply to this trial