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ClinicalTrials.gov 24,857 recruiting now free trial finder

Find a clinical trial that's recruiting now

Search 24,857 actively recruiting US clinical trials by condition, drug, or state, each entry links straight to its NIH ClinicalTrials.gov record so you can check eligibility and contact the study team.

24,857
trials recruiting now
14%
of all US trials open to enrollment
52
states with recruiting sites

A trial is listed as recruiting when its sponsor has marked it open to new participants on the public registry. Type a condition or drug name (for example, "breast cancer" or "pembrolizumab") to narrow the list, and add a state to find studies with a site near you. Results are ordered with the most relevant recruiting studies first; each card shows the study phase and enrollment target, and opens the full record, including eligibility criteria and contact details, on ClinicalTrials.gov.

Showing the 40 largest recruiting trials by target enrollment in Washington. Use the search field to focus on a condition or drug.

Recruiting Phase 4 400,000 participants

A Trial Comparing Screening Mammography With and Without Assistance From Artificial Intelligence for Breast Cancer Detection and Recall Rates in Adult Patients

Jonsson Comprehensive Cancer Center

NCT06934239

Recruiting 75,000 participants

TrialNet Pathway to Prevention of T1D

University of South Florida

NCT00097292

Recruiting NA 40,000 participants

Overdose Recovery and Care Access (ORCA) Qualitative Stakeholder Interviews and County-level Data

University of Washington

NCT06768814

Recruiting NA 22,000 participants

The INFLUENTIAL Trial- Evaluation of National Inpatient Influenza Vaccination Program

University of Colorado, Denver

NCT05832307

Recruiting 20,000 participants

Collection and Analyses of Physiological, Physical, and Molecular Data From a Diverse Population

Viome

NCT06381232

Recruiting NA 17,800 participants

Machine Learning Prediction of Possible Central Line Associated Blood Stream Infections and Rate of Reduction

Swedish Medical Center

NCT07108660

Recruiting NA 13,000 participants

Trajectories of Recovery After Intravenous Propofol Versus Inhaled VolatilE Anesthesia Trial

Washington University School of Medicine

NCT05991453

Recruiting 10,000 participants

A Prospective Total Joint Surgery Registry to Monitor Short- and Long-Term Clinical Outcomes

Spokane Joint Replacement Center

NCT06687109

Recruiting 10,000 participants

Late Onset Alzheimer's Disease

Columbia University

NCT05010603

Recruiting 10,000 participants

International REgistry of COnservative or Radical Treatment of Localized Kidney Tumors

Azienda Ospedaliero-Universitaria Careggi

NCT05363657

Recruiting NA 8,000 participants

A Comprehensive Trauma-sensitive Approach to Physical Activity Promotion in Schools (CSPAP-T)

Seattle Children's Hospital

NCT05382975

Recruiting 7,500 participants

MYLUNG Consortium Part 3: Observational Study

US Oncology Research

NCT05885698

Recruiting Phase 3 6,700 participants

Pediatric Dose Optimization for Seizures in Emergency Medical Services

Stanford University

NCT05121324

Recruiting Phase 3 6,150 participants

Low Dose ColchicinE in pAtients With Peripheral Artery DiseasE to Address Residual Vascular Risk

Population Health Research Institute

NCT04774159

Recruiting 5,179 participants

ASSURE WCD Clinical Evaluation - Post Approval Study (ACE-PAS)

Kestra Medical Technologies

NCT05135403

Recruiting 5,000 participants

Natural History Evaluation of Charcot Marie Tooth Disease (CMT) Types CMT1B, CMT2A, CMT4A, CMT4C, and Others

Michael Shy

NCT01193075

Recruiting 5,000 participants

Cardiogenic Shock Working Group Registry

Tufts Medical Center

NCT04682483

Recruiting 5,000 participants

ColoCare Study - Colorectal Cancer Cohort

University of Utah

NCT02328677

Recruiting 5,000 participants

Functional Assessment in Liver Transplantation

University of California, San Francisco

NCT03228290

Recruiting 5,000 participants

Collection of Tissue Samples for Cancer Research

National Cancer Institute (NCI)

NCT00900198

Recruiting 5,000 participants

A Crowd Sourcing Platform for Patients With Cancer

All4Cure

NCT03530826

Recruiting 5,000 participants

Deep Brain Stimulation (DBS) Retrospective Outcomes Study

Boston Scientific Corporation

NCT03664609

Recruiting 5,000 participants

Inspiring New Science In Guiding Healthcare in Turner Syndrome Registry

University of Colorado, Denver

NCT05052606

Recruiting 5,000 participants

The Parkinson's Genetic Research Study

University of Washington

NCT01558479

Recruiting NA 4,700 participants

Preventing Liver Cancer Mortality Through Imaging With Ultrasound vs. MRI

VA Office of Research and Development

NCT05486572

Recruiting NA 4,200 participants

First Responder Airway & Compression Rate Trial

University of Washington

NCT05969028

Recruiting NA 4,165 participants

Systems Analysis and Improvement to Optimize Opioid Use Disorder Care Quality and Continuity for Patients Exiting Jail

University of Washington

NCT06593353

Recruiting NA 4,000 participants

Pragmatic Trial to Enhance Quality Safety, and Patient Experience in COPD

Seattle Institute for Biomedical and Clinical Research

NCT05718102

Recruiting Phase 4 3,720 participants

Nasal Steroids, Irrigation, Oral Antibiotics, and Subgroup Targeting for Effective Management of Acute Sinusitis

Daniel Merenstein

NCT06076304

Recruiting NA 3,500 participants

The Tick App: Changing Behaviors With Educational Messaging

University of Wisconsin, Madison

NCT06880692

Recruiting Phase 2 3,400 participants

Assessment of the Safety, Tolerability, and Effectiveness of Rifapentine Given Daily for LTBI

Centers for Disease Control and Prevention

NCT03474029

Recruiting 3,291 participants

Master Protocol for Evaluating Multiple Infection Diagnostics for Ciprofloxacin-Resistant Neisseria Gonorrhoeae

Duke University

NCT06815536

Recruiting Phase 4 3,200 participants

Individualizing Treatment for Asthma in Primary Care (Full Study)

DARTNet Institute

NCT07052942

Recruiting NA 3,090 participants

The ED-AWARENESS-2 Trial

Washington University School of Medicine

NCT05534243

Recruiting 3,000 participants

Prostate Active Surveillance Study

University of Washington

NCT00756665

Recruiting NA 3,000 participants

Optimizing Tracheal Intubation Outcomes and Neonatal Safety

Children's Hospital of Philadelphia

NCT05838690

Recruiting NA 3,000 participants

TUBectomy With Delayed Oophorectomy in High Risk Women to Assess the Safety of Prevention

University Medical Center Nijmegen

NCT04294927

Recruiting 3,000 participants

Apheresis and Specimen Collection Procedures to Obtain Plasma, Peripheral Blood Mononuclear Cells (PBMCs) and Other Specimens for Research Studies

National Institute of Allergy and Infectious Diseases (NIAID)

NCT00067054

Recruiting NA 2,674 participants

Follow-up Automatically vs. As-Needed Comparison (FAAN-C) Trial

University of Utah

NCT05471908

Recruiting 2,600 participants

Prospective Multicenter Research on Donor and Recipient Management Strategies to Improve Lung Transplant Outcomes

Duke University

NCT06399302

Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2026 Recruiting status is reported by each study's sponsor and mirrored from the public registry. Always confirm current eligibility and status on ClinicalTrials.gov before contacting a study.

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