Paid Clinical Trials in Washington

Washington has 1,820 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 12, 2026.

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1,820 clinical trials

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Overdose Recovery and Care Access (ORCA) Qualitative Stakeholder Interviews and County-level Data

for Opioid Use Disorder

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18+

Code: NCT06768814·Recruiting

Apply to this trial

First in Human Study of TUB-030 in Patients With Advanced Solid Tumors

for Advanced Solid Tumors

12 locations incl. New Haven

Sponsor: Tubulis GmbH

Sex: All·Age: 18+

Code: NCT06657222·Phase 1, Phase 2·Recruiting

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Study of GalaFLEX LITE™ Scaffold in Treatment of Capsular Contracture After Breast Implant Augmentation

for Capsular Contracture Associated With Breast Implant

34 locations incl. Scottsdale

Sponsor: C. R. Bard

Sex: Female·Age: 22 - 70

Code: NCT05945329·Recruiting

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Testing Longer Duration Radiation Therapy Versus the Usual Radiation Therapy in Patients With Cancer That Has Spread to the Brain

for Anatomic Stage IV Breast Cancer AJCC v8

256 locations incl. Tucson

Sponsor: NRG Oncology

Sex: All·Age: 18+

Code: NCT06500455·Phase 3·Recruiting

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Safety, Tolerability and Efficacy Study of ARCT-032 in People With Cystic Fibrosis

for Cystic Fibrosis

13 locations incl. Tucson

Sponsor: Arcturus Therapeutics, Inc.

Sex: All·Age: 18+

Code: NCT06747858·Phase 2·Recruiting

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A Study of Amivantamab and FOLFIRI Versus Cetuximab/Bevacizumab and FOLFIRI in Participants With KRAS/NRAS and BRAF Wild-type Colorectal Cancer Who Have Previously Received Chemotherapy

for Colorectal Neoplasms

Drug: Amivantamab

70 locations incl. Chandler

Sponsor: Janssen Research & Development, LLC

Sex: All·Age: 18+

Code: NCT06750094·Phase 3·Recruiting

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Comparing Impact of Treatment Before or After Surgery in Patients With Stage II-IIIB Resectable Non-small Cell Lung Cancer

for Resectable Lung Non-Small Cell Carcinoma

378 locations incl. Birmingham

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT06632327·Phase 3·Recruiting

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A Study to Test Whether BI 3032950 Helps People With Ulcerative Colitis

for Ulcerative Colitis

14 locations incl. Scottsdale

Sponsor: Boehringer Ingelheim

Sex: All·Age: 18 - 80

Code: NCT06636656·Phase 2·Recruiting

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Support for Transgender and Non-Binary Individuals Seeking Vaginoplasty Study

for Gender Affirmation Surgery

9 locations incl. San Francisco

Sponsor: Oregon Health and Science University

Sex: Male·Age: 18+

Code: NCT06436560·Enrolling By Invitation

A Study to Investigate Efficacy and Safety of SAR441566 in Patients With Crohn's Disease.

for Crohn's Disease

19 locations incl. Sun City

Sponsor: Sanofi

Sex: All·Age: 18 - 75

Code: NCT06637631·Phase 2·Recruiting

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A Study to Evaluate the Efficacy and Safety of Autogene Cevumeran With Nivolumab Versus Nivolumab Alone in Participants With High-risk Muscle-invasive Urothelial Carcinoma (MIUC)

for Muscle-invasive Urothelial Carcinoma

Drug: Nivolumab

26 locations incl. Springdale

Sponsor: Hoffmann-La Roche

Sex: All·Age: 18+

Code: NCT06534983·Phase 2·Recruiting

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A First-in-Human (FIH) Study of BG-C137, an Anti-Fibroblast Growth Factor Receptor 2b (FGFR2b) Antibody Drug Conjugate, in Participants With Advanced Solid Tumors

for Advanced Solid Tumor

6 locations incl. Los Angeles

Sponsor: BeOne Medicines

Sex: All·Age: 18+

Code: NCT06625593·Phase 1·Recruiting

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A Study to Learn About a Study Medicine Called Ibuzatrelvir in Adult and Adolescent Patients With COVID-19 Who Are Not Hospitalized But Are at Risk For Severe Disease

for COVID-19 SARS-CoV-2 Infection

84 locations incl. Little Rock

Sponsor: Pfizer

Sex: All·Age: 12+

Code: NCT06679140·Phase 3·Recruiting

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Post Marketing Study of MagnetOs Easypack Putty Standalone Compared to Demineralized Bone Matrix or Fibers Mixed With Autograft in Patients Undergoing Posterolateral Lumbar Fusion

for Degenerative Disc Disease

6 locations incl. Irvine

Sponsor: Kuros Biosurgery AG

Sex: All·Age: 18+

Code: NCT04679844·Recruiting

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Multicenter Study of Lumateperone for the Treatment of Irritability Associated With Autism Spectrum Disorder (ASD) in Pediatric Patients

for Irritability Associated With Autism Spectrum Disorder

39 locations incl. Little Rock

Sponsor: Intra-Cellular Therapies, Inc.

Sex: All·Age: 5 - 17

Code: NCT06706674·Phase 3·Recruiting

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A Prospective, US-based Study Assessing Mogamulizumab-associated Rash in Patients Diagnosed With Mycosis Fungoides or Sezary Syndrome and Treated With Standard of Care Mogamulizumab

for Recurrent Mycosis Fungoides

10 locations incl. Duarte

Sponsor: City of Hope Medical Center

Sex: All·Age: 18+

Code: NCT07003100·Recruiting

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Confirmatory Trial for Alleviating Fatigue in Multiple Sclerosis

for Multiple Sclerosis

6 locations incl. Washington D.C.

Sponsor: Accelerated Cure Project for Multiple Sclerosis

Sex: All·Age: 22+

Code: NCT06441617·Recruiting

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BeCoMe-9: A Clinical Study of BE-101 for the Treatment of Adults With Moderately Severe or Severe Hemophilia B

for Hemophilia B

4 locations incl. Davis

Sponsor: Be Biopharma

Sex: Male·Age: 18+

Code: NCT06611436·Phase 1, Phase 2·Recruiting

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Trial of Therapeutic Cancer Vaccine OSE2101 in Patients With Non-Small Cell Lung Cancer and Secondary Resistance to Immune Checkpoint Inhibitor

for Patients With Non-Small Cell Lung Cancer

79 locations incl. Beverly Hills

Sponsor: OSE Immunotherapeutics

Sex: All·Age: 18+

Code: NCT06472245·Phase 3·Recruiting

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Post-Operative Thoracolumosacral Orthosis for PJK

for Proximal Junctional Kyphosis

6 locations incl. Carmel

Sponsor: Hospital for Special Surgery, New York

Sex: All·Age: 30 - 75

Code: NCT06491030·Phase 4·Recruiting

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A Clinical Study of Molnupiravir to Prevent Severe Illness From Coronavirus Disease 2019 (COVID-19) in People Who Are High Risk (MK-4482-023)

for Coronavirus Disease (COVID-19)

71 locations incl. Cullman

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 18+

Code: NCT06667700·Phase 3·Recruiting

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A Study to Evaluate the Effectiveness of Long-acting (LA) Cabotegravir (CAB) + Rilpivirine (RPV) LA When Given to Participants With Detectable HIV-1

for HIV Infections

41 locations incl. Birmingham

Sponsor: ViiV Healthcare

Sex: All·Age: 12+

Code: NCT06694805·Phase 3·Recruiting

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A Research Study Comparing How Well Different Doses of the Medicine NNC0519-0130 Can Reduce Kidney Damage in People Living With Chronic Kidney Disease

for Chronic Kidney Disease

18 locations incl. San Dimas

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT06717698·Phase 2·Recruiting

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Brain and Behavior Influences on Obesity Development From Infancy Through Childhood

for Obesity and Overweight

4 locations incl. Baltimore

Sponsor: Johns Hopkins University

Sex: All·Age: 7 - 12·Accepts healthy volunteers

Code: NCT06861868·Recruiting

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A Study of RSLV-132 in Females With Sjögren's Disease

for Primary Sjögren Syndrome

24 locations incl. Chula Vista

Sponsor: Resolve Therapeutics

Sex: Female·Age: 18 - 75

Code: NCT06440525·Phase 2·Recruiting

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Spinal Cord Stimulation for Autonomic Recovery in Inpatient Rehabilitation After Acute SCI

for Spinal Cord Injuries

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 21 - 65

Code: NCT06540859·Recruiting

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Streamlined Treatment of Pulmonary Exacerbations in Pediatrics

for Cystic Fibrosis

31 locations incl. Birmingham

Sponsor: University of Washington, the Collaborative Health Studies Coordinating Center

Sex: All·Age: 3 - 18

Code: NCT06654752·Recruiting

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Using Ecological Momentary Assessment to Develop an Adaptive Psychological Intervention for Young Adults With Chronic Pain

for Chronic Pain

1 location in Seattle

Sponsor: Seattle Children's Hospital

Sex: All·Age: 18 - 25

Code: NCT06932432·Recruiting

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Testing the Addition of Immunotherapy Before Surgery for Patients With Sarcomatoid Mesothelioma

for Pleural Biphasic Mesothelioma

132 locations incl. Anchorage

Sponsor: Alliance for Clinical Trials in Oncology

Sex: All·Age: 18+

Code: NCT05647265·Phase 2·Recruiting

Apply to this trial

CoMind Early Feasibility Study

for Intracranial Pressure

14 locations incl. Sacramento

Sponsor: CoMind Technologies Limited

Sex: All·Age: 18+

Code: NCT06368648·Recruiting

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A Global Phase III Study of Rilvegostomig or Pembrolizumab Plus Chemotherapy for First-Line Treatment of Metastatic Non-squamous NSCLC

for Non-squamous Non-small Cell Lung Cancer

Drug: Rilvegostomig

77 locations incl. Mobile

Sponsor: AstraZeneca

Sex: All·Age: 18+

Code: NCT06627647·Phase 3·Recruiting

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Cell Therapy (STEAP1 CART) With Enzalutamide for the Treatment of Patients With Metastatic Castration-Resistant Prostate Cancer

for Castration-Resistant Prostate Carcinoma

1 location in Seattle

Sponsor: Fred Hutchinson Cancer Center

Sex: Male·Age: 18+

Code: NCT06236139·Phase 1, Phase 2·Recruiting

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Evaluation of Neoadjuvant Xaluritamig in Localized Prostate Cancer

for Prostate Cancer

7 locations incl. San Francisco

Sponsor: Amgen

Sex: Male·Age: 18+

Code: NCT06613100·Phase 1·Recruiting

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Extension Study of Long-term Safety and Efficacy of Tulisokibart in Participants With Crohn's Disease or Ulcerative Colitis (MK-7240-011)

for Crohn Disease

Drug: Tulisokibart

12 locations incl. Bristol

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: All ages

Code: NCT06651281·Phase 3·Recruiting

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A Study of Potential Disease Modifying Treatments in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation

for Alzheimers Disease

12 locations incl. Birmingham

Sponsor: Washington University School of Medicine

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

Code: NCT05552157·Phase 2, Phase 3·Recruiting

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A Phase Ⅲ Clinical Study of HLX22 in Combination With Trastuzumab and Chemotherapy for the Treatment of Gastroesophageal Junction and Gastric Cancer

for Gastroesophageal-junction Cancer

29 locations incl. Anaheim

Sponsor: Shanghai Henlius Biotech

Sex: All·Age: 18+

Code: NCT06532006·Phase 3·Recruiting

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A Study of a Potential Disease Modifying Treatment in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation

for Alzheimers Disease

12 locations incl. Birmingham

Sponsor: Washington University School of Medicine

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

Code: NCT06647498·Phase 2, Phase 3·Recruiting

Apply to this trial

Multicenter Study of Lumateperone for the Treatment of Irritability Associated With Autism Spectrum Disorder in Pediatric Patients

for Irritability Associated With Autism Spectrum Disorder

37 locations incl. Dothan

Sponsor: Intra-Cellular Therapies, Inc.

Sex: All·Age: 5 - 17

Code: NCT06690398·Phase 3·Recruiting

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A U.S. Registry of Eosinophilic Esophagitis Pediatric, Adolescent and Adult Patients Treated With DUPIXENT® As Standard of Care

for Eosinophilic Esophagitis (EoE)

54 locations incl. Phoenix

Sponsor: Regeneron Pharmaceuticals

Sex: All·Age: 1+

Code: NCT06693531·Recruiting

Apply to this trial

Systems Analysis and Improvement to Optimize Opioid Use Disorder Care Quality and Continuity for Patients Exiting Jail

for Opioid Use Disorder

1 location in Seattle

Sponsor: University of Washington

Sex: All·Age: 18 - 110·Accepts healthy volunteers

Code: NCT06593353·Recruiting

Apply to this trial