Washington is currently home to 1722 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.
A Study of Multiple Therapies in Biomarker-Selected Patients With Resectable Stages IB-III Non-Small Cell Lung Cancer
Recruiting
This trial will evaluate the efficacy and safety of various therapies in patients with Stage IB, IIA, IIB, IIIA, or selected IIIB resectable and untreated non-small cell lung cancer (NSCLC) tumors that meet protocol-specified biomarker criteria
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/11/2025
Locations: Seattle Cancer Care Alliance, Seattle, Washington
Conditions: Non-small Cell Lung Cancer
Extension Study for the Port Delivery System With Ranibizumab (Portal)
Recruiting
This study will evaluate the long-term safety and tolerability of the Port Delivery System with ranibizumab (PDS) (100 mg/mL) in participants with neovascular age-related macular degeneration (nAMD) who have either completed Phase II Study GX28228 (Ladder), Phase III Study GR40548 (Archway), Phase IIIb Study WR42221 (Velodrome), or completed Week 24 visit in Study WR42221 but were not eligible to be randomized in WR42221.
Gender:
ALL
Ages:
50 years and above
Trial Updated:
07/11/2025
Locations: Pacific Northwest Retina, Silverdale, Washington
Conditions: Neovascular Age-Related Macular Degeneration
Collection of Tissue Samples for Cancer Research
Recruiting
Background: -Patients who are being evaluated and/or treated at the NIH Clinical Center and adult patients at participating sites will be entered onto this tissue procurement protocol for collection of tissue specimens. Objectives: * To obtain samples from adult and pediatric patients for research purposes from tests and procedures that are done as required by the primary research protocol(s) to which a patient is enrolled or as part of their standard-of-care treatment. * To obtain samples fo... Read More
Gender:
ALL
Ages:
2 months and above
Trial Updated:
07/11/2025
Locations: Fred Hutchinson, Seattle, Washington
Conditions: Neoplasms, Lymphomas, Multiple Myeloma, Myelodysplastic Syndrome
A Study to Assess the Safety, Pharmacokinetics, and Activity of RO7790121 in Participants With Advanced MASH Liver Fibrosis
Recruiting
The purpose of this study is to assess the safety, pharmacokinetics (PK), pharmacodynamics (PD), immunogenicity and activity of RO7790121 in participants with advanced metabolic dysfunction-associated steatohepatitis (MASH) fibrosis.
Gender:
ALL
Ages:
Between 18 years and 75 years
Trial Updated:
07/10/2025
Locations: GI Alliance, Bellevue, Washington
Conditions: MASH
Testing a Standardized Approach to Surgery and Chemotherapy for Type I Pleuropulmonary Blastoma or the Addition of an Anti-cancer Drug, Topotecan, to the Usual Treatment for Types II and III Pleuropulmonary Blastoma
Recruiting
This phase III trial tests how well surgery plus chemotherapy compared to surgery alone works in treating patients with type I pleuropulmonary blastoma (PPB), and tests how well surgery plus standard chemotherapy with the addition of topotecan works compared to surgery plus standard chemotherapy alone in treating patients with type II and III PPB. Historically, most children with type I PPB had surgery and approximately 40% of children with type I PPB received chemotherapy following their surge... Read More
Gender:
ALL
Ages:
21 years and below
Trial Updated:
07/10/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Pleuropulmonary Blastoma
Stress and Resilience
Recruiting
Alcohol and cannabis are the most misused psychoactive substances in the United States. The proposed research examines how personally relevant stressful experiences may lead to alcohol and cannabis use. The proposed research is also designed to identify possible targets for prevention and treatment efforts to help reduce drug use.
Gender:
ALL
Ages:
Between 18 years and 30 years
Trial Updated:
07/10/2025
Locations: University of Washington, Seattle, Washington
Conditions: Alcohol Use, Cannabis Use
A Study of Lower Radiotherapy Dose to Treat Children With CNS Germinoma
Recruiting
This phase II trial studies how well lower dose radiotherapy after chemotherapy (Carboplatin \& Etoposide) works in treating children with central nervous system (CNS) germinomas. Radiation therapy uses high energy x-rays, particles, or radioactive seeds to kill cancer cells and shrink tumors. Carboplatin is in a class of medications known as platinum-containing compounds. It works in a way similar to the anticancer drug cisplatin, but may be better tolerated than cisplatin. Carboplatin works by... Read More
Gender:
ALL
Ages:
Between 3 years and 29 years
Trial Updated:
07/10/2025
Locations: Seattle Children's Hospital, Seattle, Washington
Conditions: Central Nervous System Germinoma, Diabetes Insipidus, Pineal Region Germinoma, Suprasellar Germinoma, Basal Ganglia Germinoma, Thalamic Germinoma
A Study To Evaluate The Efficacy And Safety Of Ifinatamab Deruxtecan (I-DXd) In Subjects With Recurrent Or Metastatic Solid Tumors (IDeate-PanTumor02)
Recruiting
This study is designed to assess the efficacy and safety of ifinatamab deruxtecan (I-DXD) in the following tumor types: endometrial cancer (EC); head and neck squamous cell carcinoma (HNSCC); pancreatic ductal adenocarcinoma (PDAC); colorectal cancer (CRC); hepatocellular carcinoma (HCC); adenocarcinoma of esophagus, gastroesophageal junction, and stomach (Ad-Eso/GEJ/gastric); urothelial carcinoma (UC); ovarian cancer (OVC); cervical cancer (CC); biliary tract cancer (BTC); human epidermal growt... Read More
Gender:
ALL
Ages:
18 years and above
Trial Updated:
07/10/2025
Locations: Wenatchee Hospitals and Clinics, Wenatchee, Washington
Conditions: Recurrent or Metastatic Solid Tumors
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:
07/10/2025
Locations: Research Site, Bellingham, Washington
Conditions: Asthma
Lp(a) Lowering Study of Pelacarsen (TQJ230) in US Black/African American and Hispanic Participants With Elevated Lp(a) and Established ASCVD
Recruiting
Study CTQJ230A12303 is a randomized, double-blind placebo-controlled, Phase IIIb study to evaluate the efficacy, safety and tolerability of pelacarsen (TQJ230) 80 mg s.c. QM compared with placebo s.c. QM in US Black/African American and Hispanic participants with established ASCVD and elevated levels of Lp(a) who are treated for cardiovascular (CV) risk factors according to local practice/guidelines for the reduction of cardiovascular risk.
Gender:
ALL
Ages:
Between 18 years and 80 years
Trial Updated:
07/10/2025
Locations: University of Washington, Seattle, Washington
Conditions: Elevated Lp(a) and Established Atherosclerotic Cardiovascular Disease
A Study to Evaluate Safety, Tolerability, and Pharmacokinetics of Fenfluramine (Hydrochloride) in Infants 1 Year to Less Than 2 Years of Age With Dravet Syndrome
Recruiting
The primary purpose of this study is evaluate the safety and tolerability of fenfluramine hydrochloride (HCl) 0.2 to 0.8 mg/kg/day in infants 1 year to less than 2 years of age with Dravet syndrome.
Gender:
ALL
Ages:
Between 1 year and 23 months
Trial Updated:
07/10/2025
Locations: Ep0213 103, Seattle, Washington
Conditions: Dravet Syndrome
A Study of Vedolizumab Intravenous (IV) and Adalimumab or Vedolizumab and Ustekinumab in Adults With Crohn's Disease
Recruiting
The main aim of this study is to learn about the effect of treatment with vedolizumab IV (vedolizumab) together with adalimumab or vedolizumab (VDZ) together with ustekinumab (UST) in adults with moderate to severe Crohn's Disease, and the effect of treatment with vedolizumab alone, after the dual targeted treatment. The study is conducted in two parts. In Part A, participants will receive the dual targeted treatment (vedolizumab together with either adalimumab or ustekinumab). In part B, parti... Read More
Gender:
ALL
Ages:
Between 18 years and 70 years
Trial Updated:
07/10/2025
Locations: Washington Gastroenterology- GIA, Bellevue, Washington
Conditions: Crohn's Disease