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 Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Clinical Activity of GSK5733584 for Injection in Participants With Advanced Solid Tumors

for Solid Tumors

18 locations incl. Birmingham

Sponsor: GlaxoSmithKline

Sex: All·Age: 18+

Code: NCT06431594·Phase 1·Recruiting

Apply to this trial

Parasitic Ulcer Treatment Trial

for Acanthamoeba Keratitis

13 locations incl. San Francisco

Sponsor: Jeremy Keenan, MD, MPH

Sex: All·Age: 8+

Code: NCT06213649·Phase 3·Recruiting

Apply to this trial

High-Intensity Exercise and High-Fiber Diet for Immunotherapy Outcomes in Melanoma Patients: The DUO Trial

for Melanoma (Skin)

2 locations incl. Boston

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT06298734·Recruiting

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Dichoptic Treatment for Amblyopia in Children 4 to 7 Years of Age

for Amblyopia

73 locations incl. Birmingham

Sponsor: Jaeb Center for Health Research

Sex: All·Age: 4 - 7

Code: NCT06380517·Phase 3·Recruiting

Apply to this trial

School-based Paraeducator Education for Engagement at Recess

for Autism Spectrum Disorder

3 locations incl. Los Angeles

Sponsor: University of Washington

Sex: All·Age: 5+·Accepts healthy volunteers

Code: NCT06559267·Recruiting

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CAlcium and VAsopressin Following Injury Early Resuscitation (CAVALIER) Trial

for Trauma

15 locations incl. Tucson

Sponsor: Jason Sperry

Sex: All·Age: 18 - 90

Code: NCT05958342·Phase 2·Recruiting

Apply to this trial

Global Paradise System US Post Approval Study

for Hypertension

39 locations incl. Sacramento

Sponsor: ReCor Medical, Inc.

Sex: All·Age: 18+

Code: NCT06297291·Recruiting

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Neoadjuvant Chemotherapy, Excision And Observation vs Chemoradiotherapy For Rectal Cancer

for Rectal Cancer

101 locations incl. Phoenix

Sponsor: Canadian Cancer Trials Group

Sex: All·Age: 18+

Code: NCT06205485·Phase 3·Recruiting

Apply to this trial

TEMPUS ARIES: A Biobank Registry Platform Study in Oncology

for Cancer

31 locations incl. Birmingham

Sponsor: Tempus AI

Sex: All·Age: 18 - 99

Code: NCT06207032·Recruiting

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A Study Using Nivolumab, in Combination With Chemotherapy Drugs to Treat Nasopharyngeal Carcinoma (NPC)

for Stage II Nasopharyngeal Carcinoma AJCC v8

Drug: Nivolumab

76 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: Up to 21

Code: NCT06064097·Phase 2·Recruiting

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ARTEMIS - A Research Study to Look at How Ziltivekimab Works Compared to Placebo in People With a Heart Attack

for Cardiovascular Risk

Drug: Ziltivekimab

208 locations incl. Alexander City

Sponsor: Novo Nordisk A/S

Sex: All·Age: 18+

Code: NCT06118281·Phase 3·Recruiting

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InvesT1D: Promoting Adolescent Investment in Diabetes Care

for Type 1 Diabetes

1 location in Seattle

Sponsor: Harvard Pilgrim Health Care

Sex: All·Age: 12+

Code: NCT06384911·Recruiting

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Non-interventional Study of Patients With Transthyretin (ATTR) Amyloidosis

for Transthyretin Amyloidosis

30 locations incl. La Jolla

Sponsor: AstraZeneca

Sex: All·Age: 18 - 130

Code: NCT06465810·Recruiting

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A Phase 3 Study to Evaluate Petosemtamab Compared With Investigator's Choice Monotherapy in Previously Treated Head and Neck Squamous Cell Carcinoma Patients (LiGeR-HN2)

for Head and Neck Squamous Cell Carcinoma

Drug: Petosemtamab

61 locations incl. Mobile

Sponsor: Merus B.V.

Sex: All·Age: 18+

Code: NCT06496178·Phase 3·Recruiting

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Precision Ventilation vs Standard Care for Acute Respiratory Distress Syndrome

for Acute Respiratory Distress Syndrome

33 locations incl. Tucson

Sponsor: Beth Israel Deaconess Medical Center

Sex: All·Age: 18+

Code: NCT06066502·Phase 3·Recruiting

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A Study to Investigate ANS014004 in Participants With Locally Advanced or Metastatic Solid Tumors

for Locally Advanced or Metastatic Solid Tumors

8 locations incl. San Diego

Sponsor: Avistone Biotechnology Co., Ltd.

Sex: All·Age: 18+

Code: NCT06307795·Phase 1·Recruiting

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Sacituzumab Tirumotecan (MK-2870) Plus Pembrolizumab Versus TPC in TNBC Who Did Not Achieve pCR (MK-2870-012)

for Triple-Negative Breast Cancer

88 locations incl. Mobile

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 18+

Code: NCT06393374·Phase 3·Recruiting

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KiteLock 4% EDTA Lock Solution for the Prevention of Occlusions in Children With Intestinal Failure

for Pediatric Intestinal Failure

8 locations incl. Boston

Sponsor: SterileCare Inc.

Sex: All·Age: 4 Weeks - 18

Code: NCT05879835·Recruiting

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Effects of a Hemp Product on the Pharmacokinetics and Pharmacodynamics of Clopidogrel

for Interaction

1 location in Spokane

Sponsor: Washington State University

Sex: All·Age: 21 - 64·Accepts healthy volunteers

Code: NCT06692933·EARLY_Phase 1·Recruiting

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A Study Comparing Niraparib With Temozolomide in Adult Participants With Newly-diagnosed, MGMT Unmethylated Glioblastoma

for Glioblastoma

Drug: Niraparib

32 locations incl. Birmingham

Sponsor: Ivy Brain Tumor Center

Sex: All·Age: 18+

Code: NCT06388733·Phase 3·Recruiting

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A Study of BH-30236 in Relapsed/ Refractory Acute Myelogenous Leukemia and Higher Risk Myelodysplastic Syndrome

for Leukemia

13 locations incl. Duarte

Sponsor: BlossomHill Therapeutics

Sex: All·Age: 18+

Code: NCT06501196·Phase 1·Recruiting

Apply to this trial

MYELOMATCH: A Screening Study to Assign People With Myeloid Cancer to a Treatment Study or Standard of Care Treatment Within myeloMATCH (MyeloMATCH Screening Trial)

for Acute Myeloid Leukemia

335 locations incl. Birmingham

Sponsor: National Cancer Institute (NCI)

Sex: All·Age: 18+

Code: NCT05564390·Phase 2·Recruiting

Apply to this trial

Virtual Incentive Treatment for Alcohol

for Alcohol Use Disorder

1 location in Spokane

Sponsor: Washington State University

Sex: All·Age: 18+

Code: NCT06265506·Recruiting

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Consolidation of First-Line MRD+ Remission With Cema-cel in Patients With LBCL

for Large B-cell Lymphoma

60 locations incl. Gilbert

Sponsor: Allogene Therapeutics

Sex: All·Age: 18+

Code: NCT06500273·Phase 2·Recruiting

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Mirtazapine for the Treatment of Methamphetamine Use in Opioid Use Disorder Patients Receiving Medication Assisted Treatment

for Stimulant Use Disorder

1 location in Spokane

Sponsor: Washington State University

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

Code: NCT06323837·Phase 2·Recruiting

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A Study to Test Whether Vicadrostat in Combination With Empagliflozin Helps People With Heart Failure

for Heart Failure

Drug: Empagliflozin

95 locations incl. Mobile

Sponsor: Boehringer Ingelheim

Sex: All·Age: 18+

Code: NCT06424288·Phase 3·Recruiting

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Cadisegliatin as Adjunctive Therapy to Insulin in Participants With Type 1 Diabetes

for Diabetes Mellitus, Type 1

60 locations incl. Scottsdale

Sponsor: vTv Therapeutics

Sex: All·Age: 18+

Code: NCT06334133·Phase 3·Recruiting

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A Study of Vedolizumab With Tofacitinib in Adults With Ulcerative Colitis (UC)

for Ulcerative Colitis

Drug: Tofacitinib

40 locations incl. Dothan

Sponsor: Takeda

Sex: All·Age: 18 - 65

Code: NCT06095128·Phase 4·Recruiting

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A Study of AAV2-GDNF in Adults With Moderate Parkinson's Disease (REGENERATE-PD)

for Parkinson Disease

27 locations incl. Irvine

Sponsor: AskBio Inc

Sex: All·Age: 45 - 75

Code: NCT06285643·Phase 2·Recruiting

Apply to this trial

IVIG for Infection Prevention After CAR-T-Cell Therapy

for Hematologic Malignancies

7 locations incl. Duarte

Sponsor: Fred Hutchinson Cancer Center

Sex: All·Age: 18+

Code: NCT05952804·Phase 2·Recruiting

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The Pediatric Lupus Nephritis Mycophenolate Mofetil (PLUMM) Study

for Lupus Nephritis

19 locations incl. San Francisco

Sponsor: Children's Hospital Medical Center, Cincinnati

Sex: All·Age: 8 - 20

Code: NCT05538208·Phase 2·Recruiting

Apply to this trial

Automated Reinforcement Management Systems, Phase II

for Alcohol Use Disorder

1 location in Spokane

Sponsor: Washington State University

Sex: All·Age: 18 - 70·Accepts healthy volunteers

Code: NCT06456905·Recruiting

Apply to this trial

Study of NXC-201 CAR-T in Patients With Light Chain (AL) Amyloidosis

for Light Chain (AL) Amyloidosis

18 locations incl. Berkeley

Sponsor: Nexcella Inc.

Sex: All·Age: 18 - 120

Code: NCT06097832·Phase 1, Phase 2·Recruiting

Apply to this trial

IMC-F106C Regimen Versus Nivolumab Regimens in Previously Untreated Advanced Melanoma (PRISM-MEL-301)

for Advanced Melanoma

Drug: Nivolumab

37 locations incl. Tucson

Sponsor: Immunocore Ltd

Sex: All·Age: 18+

Code: NCT06112314·Phase 3·Recruiting

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A Study to Evaluate the Efficacy and Safety of Tulisokibart (MK-7240) in Participants With Moderate to Severe Crohn's Disease (MK-7240-008)

for Crohn's Disease

Drug: Tulisokibart

87 locations incl. Dothan

Sponsor: Merck Sharp & Dohme LLC

Sex: All·Age: 16 - 80

Code: NCT06430801·Phase 3·Recruiting

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A Clinical Study of YL205 in Patients With Advanced Solid Tumors

for Advanced Solid Tumors

11 locations incl. Denver

Sponsor: MediLink Therapeutics (Suzhou) Co., Ltd.

Sex: All·Age: 18+

Code: NCT06459973·Phase 1, Phase 2·Recruiting

Apply to this trial

Single Session Narrative Therapy Study

for Mental Health Issue

1 location in Seattle

Sponsor: University of Washington

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

Code: NCT06479980·Recruiting

Apply to this trial

Spastic Paraplegia - Centers of Excellence Research Network

for Hereditary Spastic Paraplegia

11 locations incl. Miami

Sponsor: Boston Children's Hospital

Sex: All·Age: All ages

Code: NCT06553976·Recruiting

Apply to this trial

Beamion BCGC-1: A Study to Find a Suitable Dose of Zongertinib Used Alone and in Combination With Other Treatments to Test Whether it Helps People With Different Types of HER2+ Cancer That Has Spread

for Metastatic Breast Cancer

29 locations incl. Phoenix

Sponsor: Boehringer Ingelheim

Sex: All·Age: 18+

Code: NCT06324357·Phase 1, Phase 2·Recruiting

Apply to this trial

Positive Peers Intervention Clinical Trial

for HIV Infections

6 locations incl. Van Nuys

Sponsor: MetroHealth Medical Center

Sex: All·Age: 13 - 34

Code: NCT06388109·Recruiting

Apply to this trial