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Washington Paid Clinical Trials
A listing of 1729 clinical trials in Washington actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
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Clinical Trial Phase
Washington is currently home to 1729 active clinical trials, seeking participants for engagement in research studies. These trials take place at a variety of cities in the state, including Seattle, Spokane, Tacoma and Vancouver. Whether you're a healthy volunteer interested in paid medical research or someone seeking trials related to a specific condition, the state offers a diverse array of opportunities in your vicinity.
Featured Trial
Healthy Participants Needed (Colonoscopy + Cancer Screening)
Recruiting
Earn $325 - $475 in electronic payment card compensation for your time and effort by participating in a clinical study to develop a blood test that may one day help screen for colon cancer. Take a quick quiz to see if you qualify.
Conditions:
Healthy
Healthy Volunteers
Healthy Subjects
Healthy Volunteer
Healthy Participants
Featured Trial
Chronic Cough Research Study
Recruiting
Are you tired of living with chronic cough? Our research study is now looking to enroll people from all backgrounds to help research potential new treatment options for chronic cough.
You are under no obligation to take part and health insurance is not required. Find out more today! We’d love to hear from you!
You are under no obligation to take part and health insurance is not required. Find out more today! We’d love to hear from you!
Conditions:
Chronic Cough
Refractory or Unexplained Chronic Cough
Cough
Asthma
Sinusitis
Featured Offer
Lose Weight with GLP-1 Medications
Recruiting
Policy Lab has partnered with OnlineSemaglutide.org to offer trusted access to semaglutide and other GLP-1 medications, including generic alternatives to Ozempic® and Wegovy®.
GLP-1 medications are scientifically backed to help individuals achieve significant weight loss—on average, 15-20% of body weight within a year.
As a valued user, you’re eligible for $50 off your first program with code policy-lab-50.
GLP-1 medications are scientifically backed to help individuals achieve significant weight loss—on average, 15-20% of body weight within a year.
As a valued user, you’re eligible for $50 off your first program with code policy-lab-50.
Conditions:
Overweight
Overweight and Obesity
Obesity
Weight Loss
Morbid Obesity
Featured Trial
Chronic Cough Study
Recruiting
Are you tired of living with chronic cough? The ASPIRE Study is now looking to enroll people from all backgrounds to help research potential new treatment options for chronic cough. You are under no obligation to take part and health insurance is not required. Find out more today! We’d love to hear from you.
Conditions:
Chronic Cough
Refractory or Unexplained Chronic Cough
Cough
Asthma
Allergic Asthma
Featured Trial
Depression Clinical Trial
Recruiting
Join us in researching a potential investigational treatment for Depression. Reimbursement for study-related expenses may be available to you.
Qualifying participants:
•Are between 18-65
•Have been experiencing a major depressive episode for at least a month
Qualifying participants:
•Are between 18-65
•Have been experiencing a major depressive episode for at least a month
Conditions:
Depression
Major Depressive Disorder
Depressive Disorder
Depressive Symptoms
Depressive Disorder
Spinal Stimulation and Mobility Devices
Recruiting
This research study will combine non-invasive spinal stimulation with mobility devices to examine the acute impact of the individual and combined effects of these innovative techniques on mobility in children with cerebral palsy.
Gender:
ALL
Ages:
Between 4 years and 70 years
Trial Updated:
08/11/2025
Locations: University of Washington, Seattle, Washington
Conditions: Cerebral Palsy, Stroke, Premature Birth, Hypoxic-Ischemic Encephalopathy, Periventricular Leukomalacia
The GORE® VIAFORT Vascular Stent Iliofemoral Study
Recruiting
This study is a prospective, non-randomized, multicenter, single-arm, clinical study to evaluate the performance, safety and efficacy of the GORE® VIAFORT Vascular Stent for treatment of symptomatic iliofemoral venous obstruction.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/11/2025
Locations: Lake Washington Vascular, Bellevue, Washington
Conditions: Venous Thromboses, Venous Disease, Venous Leg Ulcer, Venous Stasis, Venous Ulcer, Venous Stenosis, Venous Occlusion, Vein Thrombosis, Vein Occlusion, Vein Disease
Pivotal 2 Study of RGX-314 Gene Therapy in Participants With nAMD
Recruiting
ABBV-RGX-314 (also known as RGX-314) is being developed as a novel one-time gene therapy for the treatment of neovascular (wet) age-related macular degeneration (wet AMD). Wet AMD is characterized by loss of vision due to new, leaky blood vessel formation in the retina. Wet AMD is a significant cause of vision loss in the United States, Europe and Japan, with up to 2 million people living with wet AMD in these geographies alone. Current anti-vascular endothelial growth factor (VEGF) therapies ha... Read More
Gender:
ALL
Ages:
Between 50 years and 89 years
Trial Updated:
08/11/2025
Locations: Pacific Northwest Retina /ID# 258999, Bellevue, Washington
Conditions: AMD, nAMD, Wet Age-related Macular Degeneration, wAMD, WetAMD, CNV
Study to Assess Adverse Events and Disease Activity of Oral Ubrogepant Tablets for the Acute Treatment of Migraine in Children and Adolescents (Ages 6-17)
Recruiting
Migraine is a common neurological disorder typically characterized by attacks of throbbing, moderate to severe headache, often associated with nausea, vomiting, and sensitivity to light and sound. Migraine is extremely common and disabling in children. The purpose of this study is to evaluate how safe and effective ubrogepant is in the acute treatment of migraine in children and adolescents.
Ubrogepant is a drug approved for the acute treatment of migraine in adults. Children and adolescents (a... Read More
Gender:
ALL
Ages:
Between 6 years and 17 years
Trial Updated:
08/11/2025
Locations: Core Clinical Research /ID# 227904, Everett, Washington
Conditions: Migraine
A Clinical Trial Investigating the Safety, Tolerability, and Therapeutic Effects of BNT113 in Combination With Pembrolizumab Versus Pembrolizumab Alone for Patients With a Form of Head and Neck Cancer Positive for Human Papilloma Virus 16 and Expressing the Protein PD-L1
Recruiting
An open-label, controlled, multi-site, interventional, 2-arm, Phase II/III trial of BNT113 in combination with pembrolizumab vs pembrolizumab monotherapy as first line treatment in patients with unresectable recurrent or metastatic HPV16+ HNSCC expressing programmed cell death ligand-1 (PD-L1) with combined positive score (CPS) ≥1.
This trial has two parts.
Part A, is an initial non-randomized Safety Run-In Phase to confirm the safety and tolerability at the selected dose range level of BNT113... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/11/2025
Locations: MultiCare Regional Cancer Center, Tacoma, Washington
Conditions: Unresectable Head and Neck Squamous Cell Carcinoma, Metastatic Head and Neck Cancer, Recurrent Head and Neck Cancer
Study to Test OBI-3424 in Patients With T-Cell Acute Lymphoblastic Leukemia (T-ALL) or T-Cell Lymphoblastic Lymphoma (T-LBL)
Recruiting
This phase I/II trial studies the safety, side effects and best dose of OBI-3424 and how well it works in treating patients with T-cell acute lymphoblastic leukemia or T-cell lymphoblastic lymphoma that has come back (relapsed) or does not respond to treatment (refractory). Chemotherapy drugs, such as OBI-3424, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. OBI-3424 may reduce the amount... Read More
Gender:
ALL
Ages:
12 years and above
Trial Updated:
08/11/2025
Locations: Overlake Medical Center, Bellevue, Washington
Conditions: Recurrent T Acute Lymphoblastic Leukemia, Refractory T Acute Lymphoblastic Leukemia, Refractory T Lymphoblastic Lymphoma, T Lymphoblastic Lymphoma
Safety and Proof-of-Concept (POC) Study With AMT-130 in Adults With Early Manifest Huntington's Disease
Recruiting
This is the first study of AMT-130 in patients with early manifest HD and is designed to establish safety and proof-of-concept (PoC). CT-AMT-130-01 is a Phase 1/2, multicenter, first-in-human (FIH) study. The first three cohorts of the study have completed enrollment, including the randomized, double-blind, sham-controlled cohorts. Cohort 4 is open-label.
Cohort 4 participants will receive high dose AMT-130.
Gender:
ALL
Ages:
Between 25 years and 65 years
Trial Updated:
08/11/2025
Locations: University of Washington Medical Center, Seattle, Washington
Conditions: Huntington's Disease
Deep Brain Stimulation (DBS) Retrospective Outcomes Study
Recruiting
The primary objective of this study is to characterize real-world clinical outcomes of Deep Brain Stimulation (DBS) using retrospective review of de-identified patient records.
Gender:
ALL
Ages:
All
Trial Updated:
08/11/2025
Locations: Swedish Neuroscience Institute, Seattle, Washington
Conditions: Parkinson Disease, Essential Tremor, Dystonia
Registry of Deep Brain Stimulation With the VERCISE™ System: Vercise DBS Registry
Recruiting
The purpose of this registry is to compile characteristics of world-wide outcomes for the use of Boston Scientific's commercially available Vercise DBS System in the treatment of Parkinson's disease.
The utilization of Image Guided Programming (IGP), and other commercially available programming features, used as planning tools for the programming of patients with Boston Scientific's Vercise DBS System are also evaluated.
Additionally, the utilization of the DBS Illumina 3D feature that may be... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/11/2025
Locations: Evergreen Health, Kirkland, Washington
Conditions: Parkinson's Disease
RELIEF - A Global Prospective Observational Post-Market Study to Evaluate Long-Term Effectiveness of Neurostimulation Therapy for Pain
Recruiting
To compile characteristics of real-world clinical outcomes for Boston Scientific commercially approved neurostimulation systems for pain in routine clinical practice, when used according to the applicable Directions for Use
- and -
To evaluate the economic value and technical performance of Boston Scientific commercially approved neurostimulation systems for pain in routine clinical practice
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/11/2025
Locations: Washington Center for Pain Management, Bellevue, Washington
Conditions: Pain
Patient Retrospective Outcomes (PRO)
Recruiting
This study will evaluate de-identified (anonymous) data in subject medical charts to review the clinical outcomes of various treatment approaches in the treatment of chronic pain.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/11/2025
Locations: EvergreenHealth Pain Care, Kirkland, Washington
Conditions: Chronic Pain
A Research Study Comparing How Well Different Doses of the Medicine NNC0519-0130 Can Reduce Kidney Damage in People Living With Chronic Kidney Disease
Recruiting
The study evaluates the safety of different doses of a new medicine called NNC0519 0130. It also looks into how the medicine may improve kidney function in participants with chronic kidney disease with or without type 2 diabetes, living with overweight or obesity. The participants will either get NNC0519-0130 (a new medicine), semaglutide (a medicine that doctors can already prescribe), or placebo (a "dummy" substance). Which treatment the participant will get is decided by chance. The study wil... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/10/2025
Locations: Providence Medical Research Center, Spokane, Washington
Conditions: Chronic Kidney Disease