Search
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.
241 - 252 of 1729
Match to Clinical Trials
Access to cutting-edge treatments
Latest clinical trials
Find trials in your area
Search by Name
Filter by Condition
Filter by Location
Filter by Age
Filter by Type
Gender
Type of Study
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
A Study to Evaluate TAR-210 Versus Single Agent Intravesical Cancer Treatment in Participants With Bladder Cancer
Recruiting
The main purpose of this study is to compare the disease-free survival between participants receiving treatment with TAR-210 versus investigator's choice of intravesical chemotherapy for treatment of intermediate-risk NMIBC.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Spokane Urology, Spokane, Washington
Conditions: Non-Muscle Invasive Bladder Cancer
Evaluating the Efficacy and Safety of PT027 Compared With PT007 Administered As Needed in Participants 12 to < 18 Years of Age With Asthma
Recruiting
The purpose of this study is to compare the effect of budesonide/albuterol metered-dose inhaler (BDA MDI) with albuterol sulfate metered-dose inhaler (AS MDI), both administered as needed, on the annualized rate of severe asthma exacerbations in adolescents with a documented clinical diagnosis of asthma and at least one severe exacerbation in the prior year.
Gender:
ALL
Ages:
Between 12 years and 17 years
Trial Updated:
08/14/2025
Locations: Research Site, Bellingham, Washington
Conditions: Asthma
A Safety Study of PF-08046044/SGN-35C in Adults With Advanced Cancers
Recruiting
This clinical trial is studying lymphoma. Lymphoma is a cancer that starts in the blood cells that fight infection. There are several types of lymphoma. This study will enroll people who have classical Hodgkin lymphoma (cHL), peripheral T cell lymphoma (PTCL), or diffuse large B cell lymphoma (DLBCL).
This clinical trial uses a drug called PF-08046044/SGN-35C . The study drug is in testing and has not been approved for sale. This is the first time SGN -35C will be used in people.
This study wi... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Fred Hutchinson Cancer Research Center | Seattle, WA, Seattle, Washington
Conditions: Hodgkin Disease, Lymphoma, T-Cell, Peripheral, Lymphoma, Large B-Cell, Diffuse, Lymphoma, Large-Cell, Anaplastic
AXIOS™ Gastroenterostomy for Gastric Outlet Obstruction IDE
Recruiting
To investigate the safety and technical success of EUS-guided gastroenterostomy (EUS-GE) using the AXIOSTM lumen-apposing Metal Stent for the management of symptoms associated with gastric outlet obstruction from malignant unresectable neoplasm.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Virginia Mason Medical Center, Seattle, Washington
Conditions: Gastric Outlet Obstruction
A Study of Opevesostat (MK-5684) Versus Alternative Next-generation Hormonal Agent (NHA) in Metastatic Castration-resistant Prostate Cancer (mCRPC) Post One NHA (MK-5684-004)
Recruiting
The purpose of this study is to assess the efficacy and safety of opevesostat plus hormone replacement therapy (HRT) compared to alternative abiraterone acetate or enzalutamide in participants with Metastatic Castration-resistant Prostate Cancer (mCRPC) previously treated with one next-generation hormonal agent (NHA). The primary study hypotheses are that opevesostat is superior to alternative abiraterone acetate or enzalutamide with respect to radiographic progression free survival (rPFS) per P... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Spokane Urology ( Site 0035), Spokane, Washington
Conditions: Metastatic Castration-resistant Prostate Cancer (mCRPC), Prostatic Neoplasms
A Study Evaluating Atezolizumab, With or Without Bevacizumab, in Participants With Unresectable Hepatocellular Carcinoma and Child-Pugh B7 and B8 Cirrhosis
Recruiting
The purpose of this study is to assess the safety of atezolizumab and bevacizumab, or atezolizumab alone, as first-line treatment in participants with unresectable, locally advanced or metastatic hepatocellular carcinoma (HCC) with Child-Pugh B7 or B8 cirrhosis.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Virginia Mason Medical Center, Seattle, Washington
Conditions: Hepatocellular Carcinoma
The PEERLESS II Study
Recruiting
This study is a prospective, multicenter, randomized controlled trial of the FlowTriever System plus anticoagulation compared to anticoagulation alone for intermediate-risk acute PE.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: University of Washington, Seattle, Washington
Conditions: Pulmonary Embolism
Testing the Combination of Two Anticancer Drugs M1774 (Tuvusertib) and Avelumab to Evaluate Their Safety and Effectiveness in Treating Merkel Cell Skin Cancer, MATRiX Trial
Recruiting
This phase II trial compares tuvusertib in combination with avelumab to tuvusertib alone to determine whether the combination therapy will lengthen the time before the cancer starts getting worse in patients with Merkel cell cancer that has not responded to previous treatment (refractory). Tuvusertib is a drug that inhibits an enzyme called ataxia telangiectasia and Rad3 related (ATR) kinase, which is an enzyme that plays a role in repair of damaged deoxyribonucleic acid (DNA) as well as tumor c... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Fred Hutchinson Cancer Center, Seattle, Washington
Conditions: Locally Advanced Merkel Cell Carcinoma, Metastatic Merkel Cell Carcinoma, Refractory Merkel Cell Carcinoma, Unresectable Merkel Cell Carcinoma, Clinical Stage III Cutaneous Merkel Cell Carcinoma AJCC v8, Clinical Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8
Remotely Delivered, Community-Aligned Weight Loss Interventions Among Breast Cancer Survivors, ¡Vida! Trial
Recruiting
This clinical trial evaluates remotely delivered, community-aligned weight loss interventions in Latina breast cancer survivors. Breast cancer is the second leading cause of cancer death among women in the US. There are population differences in breast cancer mortality, based on specific risk factors, including obesity. Cancer is the leading cause of death among Latinos, and among Latinas, breast cancer is the leading cause of cancer death. An estimated 80% of Latinas in the United States have o... Read More
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Fred Hutch/University of Washington Cancer Consortium, Seattle, Washington
Conditions: Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8
Disitamab Vedotin With Pembrolizumab vs Chemotherapy in Previously Untreated Urothelial Cancer Expressing HER2
Recruiting
This study will enroll participants with urothelial cancer (UC). UC can include cancer of the bladder, kidney, or the tubes that carry pee through the body (ureter, urethra). This study will try to find out if the drugs disitamab vedotin with pembrolizumab works better than platinum-containing chemotherapy to treat patients with UC. This study will also test what side effects happen when participants take these drugs together. A side effect is anything a drug does to the body besides treating th... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Harborview Medical Center, Seattle, Washington
Conditions: Urothelial Carcinoma
A Study of Milvexian in Participants After a Recent Acute Coronary Syndrome
Recruiting
The purpose of this study is to evaluate that milvexian is superior to placebo, in addition to standard-of-care, in reducing the risk of major adverse cardiovascular event (MACE) (the composite of cardiovascular \[CV\] death, myocardial infarction \[MI\], and ischemic stroke).
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Providence Regional Medical Center Everett, Everett, Washington
Conditions: Acute Coronary Syndrome
A Study of Milvexian in Participants After an Acute Ischemic Stroke or High-Risk Transient Ischemic Attack- LIBREXIA-STROKE
Recruiting
The purpose of this study is to evaluate whether milvexian compared to placebo reduce the risk of recurrent ischemic stroke.
Gender:
ALL
Ages:
40 years and above
Trial Updated:
08/14/2025
Locations: Providence Regional Medical Center Everett, Everett, Washington
Conditions: Ischemic Stroke; Ischemic Attack, Transient