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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.
1177 - 1188 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
Paid Clinical Studies Nationwide
Recruiting
Nationwide clinical trials offered in your area. Some trials offering up to several thousand dollars in compensation for participation.
Conditions:
Healthy
Healthy Volunteer Study
Featured Trial
Buy Retatrutide Online Through Celia
Recruiting
Retatrutide (formerly M25) is an investigational peptide being studied for its potential in supporting weight management and metabolic health. It acts on GLP-1, GIP, and glucagon receptors to influence appetite, energy regulation, and fat metabolism.
Conditions:
Healthy
Featured Offer
Find the Best GLP-1 Weight Loss Providers (2025)
Recruiting
Cutting-edge GLP-1 treatments like semaglutide and tirzepatide are helping thousands lose weight with medically guided support. But with so many online providers, how do you know which programs are trusted, affordable, and right for you?
We reviewed the top GLP-1 brands of 2025 — comparing pricing, prescription process, shipping, pharmacy partners, and real user ratings — to help you find a safe, convenient, and effective path toward your weight-loss goals.
- 100% online programs
- Licensed U.S. clinicians
- Fast shipping & flexible payments
See the rankings & choose the GLP-1 provider that fits your life.
We reviewed the top GLP-1 brands of 2025 — comparing pricing, prescription process, shipping, pharmacy partners, and real user ratings — to help you find a safe, convenient, and effective path toward your weight-loss goals.
- 100% online programs
- Licensed U.S. clinicians
- Fast shipping & flexible payments
See the rankings & choose the GLP-1 provider that fits your life.
Conditions:
Overweight
Overweight and Obesity
Obesity
Weight Loss
Morbid Obesity
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
Contrast-enhanced Ultrasound in the Treatment of Acute Spinal Cord Injury
Recruiting
Patients with traumatic spinal cord injury (tSCI) often suffer from spinal cord swelling inside the thecal sac, which contains the spinal cord and surrounding fluid, leading to increased pressure on the spinal cord tissue and decreased spinal cord blood flow at the site of injury. The combination of increased pressure and decreased blood flow causes vascular hypoperfusion of the spinal cord and exacerbates the severity of injury. This is also referred to as secondary injury. Thus, knowledge of s... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/23/2025
Locations: University of Washington Harborview Medical Center, Seattle, Washington
Conditions: Acute Spinal Cord Injury
A Study Evaluating the Safety and Efficacy of Inhaled AP01 in Participants With Progressive Pulmonary Fibrosis
Recruiting
A randomized, double-blind, placebo-controlled clinical study to evaluate the safety and efficacy of 2 doses of inhaled pirfenidone (AP01) versus placebo on top of standard of care in participants with PPF over 52 weeks.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/23/2025
Locations: University of Washington, Seattle, Washington
Conditions: Progressive Pulmonary Fibrosis
A Study to Assess Adverse Events of Intravenously (IV) Infused ABBV-383 in Adult Participants With Relapsed or Refractory Multiple Myeloma
Recruiting
Multiple Myeloma (MM) is a cancer of the blood's plasma cells ( blood cell). The cancer is typically found in the bones and bone marrow (the spongy tissue inside of the bones) and can cause bone pain, fractures, infections, weaker bones, and kidney failure. Treatments are available, but MM can come back (relapsed) or may not get better (refractory) with treatment. This is a study to determine adverse events and change in disease symptoms of ABBV-383 in adult participants with relapsed/refractory... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/23/2025
Locations: Fred Hutchinson Cancer Center /ID# 267940, Seattle, Washington
Conditions: Multiple Myeloma
Robotic vs. Open NSM for Early Stage Breast Cancer
Recruiting
This study evaluates the safety and effectiveness of the da Vinci SP Surgical System compared to Open NSM in Nipple Sparing Mastectomy procedures.
Gender:
FEMALE
Ages:
21 years and above
Trial Updated:
04/22/2025
Locations: University of Washington, Seattle, Washington
Study of B7-H3-Specific CAR T Cell Locoregional Immunotherapy for Diffuse Intrinsic Pontine Glioma/Diffuse Midline Glioma and Recurrent or Refractory Pediatric Central Nervous System Tumors
Recruiting
This is a Phase 1 study of central nervous system (CNS) locoregional adoptive therapy with autologous CD4+ and CD8+ T cells lentivirally transduced to express a B7H3-specific chimeric antigen receptor (CAR) and EGFRt. CAR T cells are delivered via an indwelling catheter into the tumor resection cavity or ventricular system in children and young adults with diffuse intrinsic pontine glioma (DIPG), diffuse midline glioma (DMG), and recurrent or refractory CNS tumors.
A child or young adult meetin... Read More
Gender:
ALL
Ages:
Between 1 year and 26 years
Trial Updated:
04/22/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Central Nervous System Tumor, Diffuse Intrinsic Pontine Glioma, Diffuse Midline Glioma, Ependymoma, Medulloblastoma, Childhood, Germ Cell Tumor, Atypical Teratoid/Rhabdoid Tumor, Primitive Neuroectodermal Tumor, Choroid Plexus Carcinoma, Pineoblastoma, Childhood, Glioma
Conditioning SCID Infants Diagnosed Early
Recruiting
The investigators want to study if lower doses of chemotherapy will help babies with SCID to achieve good immunity with less short and long-term risks of complications after transplantation. This trial identifies babies with types of immune deficiencies that are most likely to succeed with this approach and offers them transplant early in life before they get severe infections or later if their infections are under control. It includes only patients receiving unrelated or mismatched related dono... Read More
Gender:
ALL
Ages:
Between 0 years and 2 years
Trial Updated:
04/22/2025
Locations: Fred Hutchinson Cancer Research Center, Seattle, Washington
Conditions: SCID
A Trial to Improve Family Clinical Note Access and Outcomes for Hospitalized Children
Recruiting
This study will test if giving parents access to their child's medical notes on a bedside tablet:
* helps them get more involved in their care
* helps identify safety concerns
Parents of hospitalized children will be randomly assigned to either use the Bedside Notes tool or follow usual care.
To see if this approach improves care and safety, researchers will measure:
* note access
* parent-reported safety concerns
* overall experiences
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/21/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Hospitalized Child, Pediatric Patient Safety, Medical Errors, Parental Engagement in Care, Inpatient Pediatric Care
A Study to Investigate ANS014004 in Participants With Locally Advanced or Metastatic Solid Tumors
Recruiting
This is a Phase 1, first-in-human, open-label, multi-center study with the aim of exploring the safety, tolerability, PK, and preliminary anti-tumor activity of ANS014004 as a single agent in participants with locally advanced or metastatic solid tumors.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/21/2025
Locations: Research Site, Seattle, Washington
Conditions: Locally Advanced or Metastatic Solid Tumors
A Study of the Oral EGFR Inhibitor PLB1004 in Non-Small Cell Lung Cancer
Recruiting
This is a Phase I, multicenter, open-label, dose escalation and dose expansion study to assess the safety and pharmacokinetic profile of PLB1004, a mono-anilino-pyrimidine compound, given alone in NSCLC patients with EGFR exon 20 insertion mutations,uncommon mutations, classical mutations (Ex19del and L858R), and drug-resistant mutation (T790M). Patients will be enrolled and dosed according to the most current protocol. This study is made of two Parts. Part 1 includes a dose escalation into 7 c... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
04/21/2025
Locations: Swedish Health Sciences, Seattle, Washington
Conditions: Non-Small Cell Lung Cancer
Motor Outcomes to Validate Evaluations in FSHD (MOVE FSHD)
Recruiting
The primary goal of this proposal is to collect motor and functional outcomes specific to FSHD over time. By collecting measures specific to FSHD, this will help ensure the best level of clinical care is being provided. Also, the hope is to speed up drug development by gaining a better understanding of how having FSHD impacts motor function and other health outcomes (i.e. breathing, wheelchair use, etc.) and how big a change in motor function would be clinically meaningful to those with FSHD.
M... Read More
Gender:
ALL
Ages:
All
Trial Updated:
04/21/2025
Locations: University of Washington Medical Center, Seattle, Washington
Conditions: FSHD
Naive T Cell Depletion for Preventing Chronic Graft-versus-Host Disease in Children and Young Adults With Blood Cancers Undergoing Donor Stem Cell Transplant
Recruiting
This phase II trial studies how well naive T-cell depletion works in preventing chronic graft-versus-host disease in children and young adults with blood cancers undergoing donor stem cell transplant. Sometimes the transplanted white blood cells from a donor attack the body's normal tissues (called graft versus host disease). Removing a particular type of T cell (naive T cells) from the donor cells before the transplant may stop this from happening.
Gender:
ALL
Ages:
Between 6 months and 26 years
Trial Updated:
04/21/2025
Locations: Fred Hutch/University of Washington Cancer Consortium, Seattle, Washington
Conditions: Acute Biphenotypic Leukemia, Acute Leukemia, Acute Leukemia of Ambiguous Lineage, Acute Lymphoblastic Leukemia, Acute Undifferentiated Leukemia, Allogeneic Hematopoietic Stem Cell Transplantation Recipient, Blastic Plasmacytoid Dendritic Cell Neoplasm, Blasts Under 25 Percent of Bone Marrow Nucleated Cells, Blasts Under 5 Percent of Bone Marrow Nucleated Cells, Mixed Phenotype Acute Leukemia, Myelodysplastic Syndrome With Excess Blasts-1, Myelodysplastic Syndrome/Acute Myeloid Leukemia, Burkitt Leukemia, Chronic Monocytic Leukemia, Lymphoblastic Lymphoma, Mast Cell Leukemia, Myeloproliferative Neoplasm
Extension Study to Evaluate Safety and Tolerability of Oral Dersimelagon (MT-7117) in Subjects With Erythropoietic Protoporphyria (EPP) or X-Linked Protoporphyria (XLP)
Recruiting
To evaluate the long-term safety and tolerability of oral dersimelagon.
Gender:
ALL
Ages:
Between 12 years and 75 years
Trial Updated:
04/20/2025
Locations: University of Washington-Seattle Cancer Care Alliance, Seattle, Washington
Conditions: EPP, XLP
