Search
Washington Paid Clinical Trials
A listing of 1721 clinical trials in Washington actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
673 - 684 of 1721
Washington is currently home to 1721 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
Paid Clinical Studies Nationwide
Recruiting
Nationwide clinical trials offered in your area. Some trials offering up to several thousand dollars in compensation for participation.
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 $100 off your first program with code policy-lab-100.
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 $100 off your first program with code policy-lab-100.
Conditions:
Overweight
Overweight and Obesity
Obesity
Weight Loss
Morbid Obesity
Featured Trial
Depressive disorder Clinical Study
Recruiting
A clinical study for people that suffer with Depressive disorder
Conditions:
Depressive disorder
SPEARHEAD-3 Pediatric Study
Recruiting
This is a pediatric basket study to investigate the safety and efficacy of afamitresgene autoleucel in HLA-A\*02 eligible and MAGE-A4 positive subjects aged 2-17 years of age with advanced cancers.
Gender:
ALL
Ages:
Between 2 years and 21 years
Trial Updated:
06/18/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Synovial Sarcoma, Malignant Peripheral Nerve Sheath Tumor (MPNST), Osteosarcoma, Neuroblastoma (NBL)
DAY101 vs. Standard of Care Chemotherapy in Pediatric Participants With Low-Grade Glioma Requiring First-Line Systemic Therapy (LOGGIC/FIREFLY-2)
Recruiting
This is a 2-arm, randomized, open-label, multicenter, global, Phase 3 trial to evaluate the efficacy, safety, and tolerability of tovorafenib monotherapy versus standard of care (SoC) chemotherapy in participants with pediatric low-grade glioma (LGG) harboring an activating rapidly accelerated fibrosarcoma (RAF) alteration requiring first-line systemic therapy.
Gender:
ALL
Ages:
25 years and below
Trial Updated:
06/18/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Low-grade Glioma, Rapidly Accelerated Fibrosarcoma (RAF) Altered Glioma, Pediatric Low-grade Glioma
ML-004 in Adolescents and Adults With Autism Spectrum Disorders (ASD)
Recruiting
ML-004-002 is a multi-center, randomized, double-blind, parallel-group, placebo-controlled study that will enroll approximately 150 adolescent and adult subjects with ASD. The primary objective is to evaluate the efficacy of ML-004 compared with placebo in the improvement of social communication deficits in subjects with ASD.
Gender:
ALL
Ages:
Between 12 years and 45 years
Trial Updated:
06/18/2025
Locations: Seattle Children's Autism Center, Seattle, Washington
Conditions: Autism Spectrum Disorder
VITAS: Atezolizumab in Combination With Chemotherapy for Pediatric Relapsed/Refractory Solid Tumors
Recruiting
This trial is a multi-center, non-randomized, open-label Phase I/II study evaluating the feasibility and efficacy of vincristine, irinotecan, temozolomide, and atezolizumab in children with relapsed/refractory solid tumors.
Gender:
ALL
Ages:
Between 6 months and 30 years
Trial Updated:
06/18/2025
Locations: Seattle Children's, Seattle, Washington
Conditions: Solid Tumor, Rhabdomyosarcoma
Study to Continue Treatment With Darolutamide in Patients Who Have Been Participating in Previous Darolutamide Studies Supported by Bayer
Recruiting
The aim of this study is to provide darolutamide treatment to patients who participated in a previous study with darolutamide supported by Bayer and the treating doctor considers that the continuation of the treatment with darolutamide to be beneficial. Patients will be carried over from the previous studies and continue in this study with darolutamide treatment on the same dosage. They will also return to the study centers for doctor's visits as often as they did in the previous study.
Gender:
MALE
Ages:
18 years and above
Trial Updated:
06/18/2025
Locations: Providence Regional Cancer Partnership, Everett, Washington
Conditions: Cancer
Predicting the Quality of Response to Specific Treatments in Patients With cGVHD, PQRST Study
Recruiting
This trial collects clinical data and blood samples to predict the quality of response to specific treatments in patients with chronic graft-versus-host disease (cGVHD) who are about to start a new therapy. Collecting and analyzing clinical data and blood samples from patients with cGVHD before and after treatment initiation may help doctors identify changes that may predict treatment response.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/18/2025
Locations: Fred Hutch/University of Washington Cancer Consortium, Seattle, Washington
Conditions: Chronic Graft Versus Host Disease
A Phase 2 Study of T-DXd in Patients With Selected HER2 Expressing Tumors
Recruiting
This is an open-label, multi-center, multi-cohort, Phase 2 study to evaluate the efficacy and safety of trastuzumab deruxtecan (T-DXd) for the treatment of selected HER2-expressing tumors.
This study will consist of Part 1 which includes 7 cohorts of: urothelial bladder cancer, biliary tract cancer, cervical cancer, endometrial cancer, ovarian cancer, pancreatic cancer, and rare tumors; and Part 2 which includes 5 cohorts A to E of: A) any tumor type that is HER2 IHC 3+ (excluding breast, gastr... Read More
Gender:
ALL
Ages:
Between 18 years and 120 years
Trial Updated:
06/18/2025
Locations: Research Site, Seattle, Washington
Conditions: Part 1: Bladder, Biliary Tract, Cervical, Endometrial, Ovarian, Pancreatic Cancer, Rare Tumors, Any Tumor Type Excluding Breast, Gastric, Colorectal Cancer, Part 2: HER2 Expressing/Amplified Solid Tumors Excluding Breast, Gastric, Colorectal Cancer
A Study to Assess the Efficacy, Safety, Pharmacodynamics, and Pharmacokinetics of Tazemetostat in Combination With Lenalidomide Plus Rituximab Versus Placebo in Combination With Lenalidomide Plus Rituximab in Adult Patients at Least 18 Years of Age With Relapsed/Refractory Follicular Lymphoma.
Recruiting
The participants of this study would have relapsed/refractory follicular lymphoma.
Follicular lymphoma is a type of blood cancer. It is referred to as 'relapsed' when the disease has come back after a period of improvement after that follows a treatment regimen and 'refractory' when treatment no longer works.
Stage 1 of this trial will study the safety and the level that adverse effects of each of the study drug combinations can be tolerated (known as tolerability). It is also designed to esta... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/18/2025
Locations: MC Rockwood Cancer Bl Specialty Ctr - North, Spokane, Washington
Conditions: Relapsed/Refractory Follicular Lymphoma, Follicular Lymphoma, Refractory Follicular Lymphoma
Study of Autologous Tumor Infiltrating Lymphocytes in Patients With Solid Tumors
Recruiting
A prospective, open-label, multi-cohort, non-randomized, multicenter Phase 2 study evaluating adoptive cell therapy (ACT) with TIL \[LN-144/LN-145 (lifileucel)\] in combination with immune checkpoint inhibitors or TIL \[LN-144/LN-145 (lifileucel) and LN-145-S1\] as a single agent therapy.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/18/2025
Locations: Fred Hutchinson Cancer Research Center, Seattle, Washington
Conditions: Metastatic Melanoma, Squamous Cell Carcinoma of the Head and Neck, Non-small Cell Lung Cancer
JoLT-Ca Sublobar Resection (SR) Versus Stereotactic Ablative Radiotherapy (SAbR) for Lung Cancer
Recruiting
To Determine if SAbR improves survival over SR in High Risk Operable Stage I NSCLC
Gender:
ALL
Ages:
18 years and above
Trial Updated:
06/18/2025
Locations: Swedish Cancer Institute, Seattle, Washington
Conditions: Non-Small Cell Lung Cancer
Study of ABX-002 for the Adjunctive Treatment of Major Depressive Disorder (AMPLIFY)
Recruiting
The goal of this clinical trial is to learn if ABX-002 added to an existing antidepressant treatment will benefit depression symptoms in adults with moderate to severe major depressive disorder who have had an inadequate response to their antidepressant.
This is a double-blind, placebo-controlled, 2-arm, parallel-group, Phase 2 study, randomized 1:1 (ABX-002: placebo).
The study will include the following stages:
1. Screening, approximately 35 days
2. 42-day Treatment Period
3. 2-week post do... Read More
Gender:
ALL
Ages:
Between 18 years and 65 years
Trial Updated:
06/17/2025
Locations: Autobahn Site #143, Bellevue, Washington
Conditions: Major Depressive Disorder
GATE-251 or Placebo for the Reduction of Symptoms of Major Depressive Disorder
Recruiting
The goal of this clinical trial is to learn if GATE-251 works to treat depression in adults. It will also learn about the safety of GATE-251. The main questions it aims to answer are:
Does GATE-251 reduce depression scores in participants compared to participants who take a placebo (a look-alike tablet that contains no GATE-251)?
What medical problems are observed in participants who take GATE-251?
Participants will take one tablet of GATE-251 or placebo every week for 6 weeks. Participants w... Read More
Gender:
ALL
Ages:
Between 18 years and 64 years
Trial Updated:
06/17/2025
Locations: Northwest Clinical Research Center, Bellevue, Washington
Conditions: Major Depressive Disorder