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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.
265 - 276 of 1729
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 of JNJ-68284528, a Chimeric Antigen Receptor T Cell (CAR-T) Therapy Directed Against B-cell Maturation Antigen (BCMA) in Participants With Multiple Myeloma
Recruiting
The purpose of this study is to evaluate the overall minimal residual disease (MRD) negative rate of participants who receive JNJ-68284528.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Fred Hutchinson Cancer Center, Seattle, Washington
Conditions: Multiple Myeloma
Efficacy and Safety of M281 in Adults With Warm Autoimmune Hemolytic Anemia
Recruiting
The main purpose of this study is to evaluate the efficacy and safety of M281 in participants with warm autoimmune hemolytic anemia (wAIHA).
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Northwest Medical Specialists, Tacoma, Washington
Conditions: Warm Autoimmune Hemolytic Anemia
Pan Tumor Rollover Study
Recruiting
Main Objective of this study is to examine long-term safety of nivolumab monotherapy including combinations and other cancer therapies in various tumor types.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Public Hospital of King County District 1 Valley Medical Center, Renton, Washington
Conditions: Cancer
Radiation Therapy With or Without Cisplatin in Treating Patients With Stage III-IVA Squamous Cell Carcinoma of the Head and Neck Who Have Undergone Surgery
Recruiting
This phase II trial studies how well radiation therapy with or without cisplatin works in treating patients with stage III-IVA squamous cell carcinoma of the head and neck who have undergone surgery. Radiation therapy uses high energy x-rays to kill tumor cells and shrink tumors. Drugs used in chemotherapy, such as cisplatin, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. It is not yet kno... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/14/2025
Locations: Providence Regional Cancer System-Aberdeen, Aberdeen, Washington
Conditions: Head and Neck Squamous Cell Carcinoma, Hypopharyngeal Squamous Cell Carcinoma, Laryngeal Squamous Cell Carcinoma, Laryngeal Squamous Cell Carcinoma, Spindle Cell Variant, Lip and Oral Cavity Squamous Cell Carcinoma, p16INK4a Negative Oropharyngeal Squamous Cell Carcinoma, Stage III Hypopharyngeal Carcinoma AJCC v8, Stage III Laryngeal Cancer AJCC v8, Stage III Lip and Oral Cavity Cancer AJCC v8, Stage III Oral Cavity Verrucous Carcinoma, Stage III Oropharyngeal (p16-Negative) Carcinoma AJCC v8, Stage IVA Hypopharyngeal Carcinoma AJCC v8, Stage IVA Laryngeal Cancer AJCC v8, Stage IVA Lip and Oral Cavity Cancer AJCC v8, Stage IVA Oral Cavity Verrucous Carcinoma, Stage IVA Oropharyngeal (p16-Negative) Carcinoma AJCC v8
Evaluating the Impact of Maridebart Cafraglutide on Cardiovascular Outcomes in Participants With Atherosclerotic Cardiovascular Disease and Overweight or Obesity
Recruiting
The primary objective of this trial is to demonstrate that maridebart cafraglutide is superior to placebo when given as an adjunct to standard of care with respect to reducing cardiovascular (CV) morbidity and mortality.
Gender:
ALL
Ages:
Between 45 years and 99 years
Trial Updated:
08/13/2025
Locations: Velocity Clinical Research - Spokane, Spokane, Washington
Conditions: Atherosclerotic Cardiovascular Disease, Overweight, Obesity
A Study to Investigate the Safety, Tolerability, and Efficacy of AZD0120 in Adults With Refractory SLE
Recruiting
This is a Phase 1b/2, single-arm, open-label, multi-center, clinical study of AZD0120, a CD19/BCMA dual CAR T cell therapy, to evaluate the safety, tolerability, and efficacy in adult participants with refractory Systemic Lupus Erythematosus.
Gender:
ALL
Ages:
Between 18 years and 70 years
Trial Updated:
08/13/2025
Locations: Research Site, Seattle, Washington
Conditions: Lupus Erythematosus, Systemic
Efficacy and Safety of Maridebart Cafraglutide in Adult Participants With Type 2 Diabetes Mellitus Who Have Obesity or Are Overweight
Recruiting
The primary objective of this study is to demonstrate that maridebart cafraglutide is superior to placebo for percent change in body weight.
Gender:
ALL
Ages:
Between 18 years and 99 years
Trial Updated:
08/13/2025
Locations: VA Puget Sound Healthcare System, Seattle, Washington
Conditions: Type 2 Diabetes Mellitus (T2DM), Obesity, Overweight
A Study Evaluating the Efficacy and Safety of Inavolisib Plus CDK4/6 Inhibitor and Letrozole vs Placebo + CDK4/6i and Letrozole in Participants With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer
Recruiting
This study will evaluate the efficacy and safety of the combination of inavolisib plus a cyclin-dependent kinase 4 and 6 inhibitor (CDK4/6i) and letrozole versus placebo plus a CDK4/6i and letrozole in the first-line setting in participants with endocrine-sensitive PIK3CA-mutated hormone receptor-positive (HR+), human epidermal growth factor receptor 2-negative (HER2-), advanced breast cancer (ABC).
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Northwest Medical Specialties, Tacoma, Washington
Conditions: Breast Cancer
Investigation of Ubamatamab Combination Therapy in Adult Participants With Platinum-Resistant Ovarian Cancer
Recruiting
This study is researching an experimental drug called ubamatamab, also referred to as "study drug". The study is focused on patients who have advanced ovarian cancer.
The aim of the study is to see how safe, tolerable, and effective the study drug is on its own and in combination with other anti-cancer drugs (bevacizumab, cemiplimab, fianlimab and a standard chemotherapy drug, pegylated liposomal doxorubicin \[PLD\]), referred to as "combination drugs'.
The study is looking at several other re... Read More
Gender:
FEMALE
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Swedish Cancer Institute, Seattle, Washington
Conditions: Ovarian Cancer
A Study to Investigate the Efficacy and Safety of Sonrotoclax Plus Zanubrutinib Compared With Placebo Plus Zanubrutinib in Adults With Relapsed/Refractory Mantle Cell Lymphoma
Recruiting
The goal of this study is to compare how well sonrotoclax plus zanubrutinib works versus zanubrutinib plus placebo in treating adults with relapsed/refractory (R/R) mantle cell lymphoma (MCL). This study will also look at the safety of sonrotoclax plus zanubrutinib versus zanubrutinib plus placebo.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Northwest Cancer Specialist, Pc(Us Oncology Research), Vancouver, Washington
Conditions: Mantle Cell Lymphoma, B Cell Lymphoma
A Study to Evaluate the Efficacy and Safety of MK-1167 in Participants With Alzheimer's Disease Dementia (MK-1167-008)
Recruiting
Researchers want to learn if giving MK-1167 (the study medicine) along with acetylcholinesterase inhibitor (AChEI) therapy can improve symptoms of Alzheimer's disease dementia (AD dementia), such as memory and mental activity. AD dementia is the most common type of dementia. AChEI therapy is the standard treatment for AD dementia.
The goals of this study are to learn:
* If at least one dose level (amount) of MK-1167 works to improve a person's memory and thinking compared to a placebo
* About... Read More
Gender:
ALL
Ages:
Between 55 years and 90 years
Trial Updated:
08/13/2025
Locations: Northwest Clinical Research Center ( Site 0102), Bellevue, Washington
Conditions: Alzheimer Disease, Dementia
Evaluating the Effects of Hemoglobin Threshold-specific Packed Red Blood Cell Transfusions on Quality of Life and Functional Outcomes in Patients With High-grade Myeloid Neoplasms, Acute Myeloid Leukemia, or B Acute Lymphoblastic Lymphoma/Leukemia
Recruiting
This clinical trial evaluates the effects of hemoglobin threshold-specific packed red blood cell (PRBC) transfusions on quality of life and functional outcomes in patients who have undergone chemotherapy or an allogeneic hematopoietic stem cell transplant for a high-grade myeloid neoplasm, acute myeloid leukemia, or B acute lymphoblastic lymphoma/leukemia. Some types of chemotherapy and stem cell transplants can induce low platelet counts and/or anemia that requires PRBC transfusions. Given crit... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/13/2025
Locations: Fred Hutch/University of Washington Cancer Consortium, Seattle, Washington
Conditions: Acute Myeloid Leukemia, B Acute Lymphoblastic Leukemia, B Lymphoblastic Lymphoma, Myeloid Neoplasm
