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Washington Paid Clinical Trials
A listing of 1726 clinical trials in Washington actively recruiting volunteers for paid trials and research studies in various therapeutic areas.
25 - 36 of 1726
Washington is currently home to 1726 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
A Study of the Drugs Selumetinib vs. Carboplatin and Vincristine in Patients With Low-Grade Glioma
Recruiting
This phase III trial compares the effect of selumetinib versus the standard of care treatment with carboplatin and vincristine (CV) in treating patients with newly diagnosed or previously untreated low-grade glioma (LGG) that does not have a genetic abnormality called BRAFV600E mutation and is not associated with systemic neurofibromatosis type 1. Selumetinib works by blocking some of the enzymes needed for cell growth and may kill tumor cells. Carboplatin and vincristine are chemotherapy drugs... Read More
Gender:
ALL
Ages:
Between 2 years and 21 years
Trial Updated:
08/16/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Low Grade Glioma, Low Grade Astrocytoma, Metastatic Low Grade Astrocytoma, Metastatic Low Grade Glioma
Testing the Effectiveness of Two Immunotherapy Drugs (Nivolumab and Ipilimumab) With One Anti-cancer Targeted Drug (Cabozantinib) for Rare Genitourinary Tumors
Recruiting
This phase II trial studies how well cabozantinib works in combination with nivolumab and ipilimumab in treating patients with rare genitourinary (GU) tumors that has spread from where it first started (primary site) to other places in the body. Cabozantinib may stop the growth of tumor cells by blocking some of the enzymes needed for cell growth. Immunotherapy with monoclonal antibodies, such as nivolumab and ipilimumab, may help the body's immune system attack the cancer, and may interfere wit... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/16/2025
Locations: Providence Regional Cancer System-Aberdeen, Aberdeen, Washington
Conditions: Bladder Adenocarcinoma, Bladder Mixed Adenocarcinoma, Bladder Squamous Cell Carcinoma, Chromophobe Renal Cell Carcinoma, Kidney Medullary Carcinoma, Large Cell Neuroendocrine Carcinoma, Metastatic Bladder Carcinoma, Metastatic Bladder Large Cell Neuroendocrine Carcinoma, Metastatic Bladder Squamous Cell Carcinoma, Metastatic Kidney Medullary Carcinoma, Metastatic Malignant Genitourinary System Neoplasm, Metastatic Penile Carcinoma, Metastatic Sarcomatoid Renal Cell Carcinoma, Papillary Renal Cell Carcinoma, Sarcomatoid Renal Cell Carcinoma, Stage IV Bladder Cancer AJCC v8, Stage IV Penile Cancer AJCC v8, Stage IV Renal Cell Cancer AJCC v8, Stage IVB Prostate Cancer AJCC v8, Bladder Clear Cell Adenocarcinoma, Bladder Neuroendocrine Carcinoma, Collecting Duct Carcinoma, Metastatic Urethral Carcinoma, Stage IV Urethral Cancer AJCC v8, Urethral Clear Cell Adenocarcinoma, Bladder Small Cell Neuroendocrine Carcinoma, Metastatic Bladder Small Cell Neuroendocrine Carcinoma, Metastatic Prostate Small Cell Neuroendocrine Carcinoma, Invasive Bladder Giant Cell Urothelial Carcinoma, Invasive Bladder Lymphoepithelioma-Like Carcinoma, Invasive Bladder Nested Urothelial Carcinoma, Invasive Bladder Plasmacytoid Urothelial Carcinoma, Invasive Bladder Sarcomatoid Urothelial Carcinoma, Invasive Bladder Urothelial Carcinoma, Metastatic Bladder Clear Cell (Glycogen-Rich) Urothelial Carcinoma, Metastatic Bladder Lipid-Rich Urothelial Carcinoma, Metastatic Bladder Micropapillary Urothelial Carcinoma, Metastatic Bladder Plasmacytoid Urothelial Carcinoma, Metastatic Bladder Sarcomatoid Urothelial Carcinoma, Urachal Adenocarcinoma, Malignant Testicular Leydig Cell Tumor, Malignant Testicular Sertoli Cell Tumor, Metastatic Bladder Giant Cell Urothelial Carcinoma, Metastatic Chromophobe Renal Cell Carcinoma, Metastatic Papillary Renal Cell Carcinoma
A Phase II/III Trial of Nivolumab, Ipilimumab, and GM-CSF in Patients With Advanced Melanoma
Recruiting
This phase II/III trial studies the side effects of nivolumab and ipilimumab when given together with or without sargramostim and to see how well they work in treating patients with stage III-IV melanoma that cannot be removed by surgery (unresectable) and that may have spread from where it first started to nearby tissue, lymph nodes, or distant parts of the body (advanced). Immunotherapy with monoclonal antibodies, such as ipilimumab and nivolumab, may help the body's immune system attack the c... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/16/2025
Locations: Overlake Medical Center, Bellevue, Washington
Conditions: Stage III Cutaneous Melanoma AJCC v7, Stage IV Cutaneous Melanoma AJCC v6 and v7
REdo tranScatheter Aortic Valve Replacement for Transcatheter aOrtic Valve failuRE
Recruiting
The purpose of this study is to generate clinical evidence on valve safety and performance in subjects treated by redo Transcatheter Aortic Valve Replacement (TAVR).
Gender:
ALL
Ages:
Between 18 years and 105 years
Trial Updated:
08/15/2025
Locations: Providence Heart Institute (Providence Sacred Heart), Spokane, Washington
Conditions: Aortic Stenosis
A Phase 3 Trial of MM120 for Generalized Anxiety Disorder (Voyage)
Recruiting
A Phase 3 Double-blind, Placebo-controlled Study (Part A) with an Open-label Extension (Part B) Evaluating MM120 Compared to Placebo in Generalized Anxiety Disorder - Voyage
Gender:
ALL
Ages:
Between 18 years and 74 years
Trial Updated:
08/15/2025
Locations: Seattle Neuropsychiatric Treatment Center, Seattle, Washington
Conditions: Generalized Anxiety Disorder
A Study to Assess Adverse Events and How Intravenously (IV) Infused Telisotuzumab Vedotin (ABBV-399) Moves Through the Body as a Monotherapy in Adult Participants With Previously Treated Non-Squamous Non-Small Cell Lung Cancer (NSCLC)
Recruiting
Cancer is a condition where cells in a specific part of body grow and reproduce uncontrollably. Non-small cell lung cancer (NSCLC) is a solid tumor, a disease in which cancer cells form in the tissues of the lung. The purpose of this study is to assess how safe telisotuzumab vedotin is in adult participants with NSCLC. Change in disease activity and adverse events will be assessed.
Telisotuzumab vedotin is an investigational drug being developed for the treatment of NSCLC. Participants will be... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/15/2025
Locations: Northwest Medical Specialties Tacoma /ID# 270534, Tacoma, Washington
Conditions: Non-Small Cell Lung Cancer
A Study of TAR-200 Versus Intravesical Chemotherapy in Participants With Recurrent High-Risk Non-Muscle-Invasive Bladder Cancer (HR-NMIBC) After Bacillus Calmette-Guérin (BCG)
Recruiting
The purpose of this study is to compare disease free survival (DFS) in participants with recurrence of papillary-only high-risk non-muscle-invasive bladder cancer (HR-NMIBC) within 1 year of last dose of Bacillus Calmette-Guérin (BCG) therapy and who refused or are unfit for Radical Cystectomy (RC), receiving TAR-200 versus investigator's choice of single agent intravesical chemotherapy.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/15/2025
Locations: Spokane Urology, Spokane, Washington
Conditions: Non-Muscle Invasive Bladder Neoplasms
A Study Comparing Talquetamab Plus Pomalidomide, Talquetamab Plus Teclistamab, and Elotuzumab, Pomalidomide, and Dexamethasone or Pomalidomide, Bortezomib, and Dexamethasone in Participants With Relapsed or Refractory Myeloma Who Have Received an Anti-CD38 Antibody and Lenalidomide
Recruiting
The purpose of this study is to compare the effectiveness of either talquetamab plus pomalidomide (Tal-P) or talquetamab plus teclistamab (Tal-Tec) with elotuzumab, pomalidomide, and dexamethasone (EPd) or pomalidomide, bortezomib, and dexamethasone (PVd).
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/15/2025
Locations: Swedish Cancer Institute, Seattle, Washington
Conditions: Relapsed or Refractory Multiple Myeloma
Dinutuximab With Chemotherapy, Surgery and Stem Cell Transplantation for the Treatment of Children With Newly Diagnosed High Risk Neuroblastoma
Recruiting
This phase III trial tests how well the addition of dinutuximab to Induction chemotherapy along with standard of care surgical resection of the primary tumor, radiation, stem cell transplantation, and immunotherapy works for treating children with newly diagnosed high-risk neuroblastoma. Dinutuximab is a monoclonal antibody that binds to a molecule called GD2, which is found on the surface of neuroblastoma cells, but is not present on many healthy or normal cells in the body. When dinutuximab bi... Read More
Gender:
ALL
Ages:
30 years and below
Trial Updated:
08/15/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Neuroblastoma, Ganglioneuroblastoma, Nodular
Chemotherapy Combined With Immunotherapy Versus Immunotherapy Alone for Older Adults With Stage IIIB-IV Lung Cancer, The ACHIEVE Trial
Recruiting
This phase III trial compares the effect of adding chemotherapy to immunotherapy (pembrolizumab) versus immunotherapy alone in treating patients with stage IIIB-IV lung cancer. Immunotherapy with monoclonal antibodies, such as pembrolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Chemotherapy drugs work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividin... Read More
Gender:
ALL
Ages:
70 years and above
Trial Updated:
08/15/2025
Locations: Swedish Cancer Institute-Edmonds, Edmonds, Washington
Conditions: Advanced Lung Non-Small Cell Carcinoma, Stage IIIB Lung Cancer AJCC v8, Stage IIIC Lung Cancer AJCC v8, Stage IV Lung Cancer AJCC v8
A Study Using Nivolumab, in Combination With Chemotherapy Drugs to Treat Nasopharyngeal Carcinoma (NPC)
Recruiting
This phase II trial tests effects of nivolumab in combination with chemotherapy drugs prior to radiation therapy patients with nasopharyngeal carcinoma (NPC). Immunotherapy with monoclonal antibodies, such as nivolumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Chemotherapy drugs, such as gemcitabine and cisplatin, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping the... Read More
Gender:
ALL
Ages:
21 years and below
Trial Updated:
08/15/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Stage II Nasopharyngeal Carcinoma AJCC v8, Stage III Nasopharyngeal Carcinoma AJCC v8, Stage IV Nasopharyngeal Carcinoma AJCC v8
Testing the Role of DNA Released From Tumor Cells Into the Blood in Guiding the Use of Immunotherapy After Surgical Removal of the Bladder, Kidney, Ureter, and Urethra for Urothelial Cancer Treatment, MODERN Study
Recruiting
This phase II/III trial examines whether patients who have undergone surgical removal of bladder, kidney, ureter or urethra, but require an additional treatment called immunotherapy to help prevent their urinary tract (urothelial) cancer from coming back, can be identified by a blood test. Many types of tumors tend to lose cells or release different types of cellular products including their DNA which is referred to as circulating tumor DNA (ctDNA) into the bloodstream before changes can be seen... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
08/15/2025
Locations: Virginia Mason Medical Center, Seattle, Washington
Conditions: Muscle Invasive Bladder Urothelial Carcinoma, Stage II Bladder Urothelial Carcinoma AJCC v6 and v7, Stage III Bladder Urothelial Carcinoma AJCC v6 and v7, Stage IV Bladder Urothelial Carcinoma AJCC v7, Muscle Invasive Renal Pelvis Urothelial Carcinoma, Muscle Invasive Ureter Urothelial Carcinoma, Muscle Invasive Urethral Urothelial Carcinoma