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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 Oregon. Use the search field to focus on a condition or drug.

Recruiting 400,000 participants

Clinical Outcomes and Pharmacotherapy Effectiveness in the VA Health Care System (COPE-VA)

VA Office of Research and Development

NCT06160128

Recruiting 200,000 participants

Connect for Cancer Prevention Study (Connect)

National Cancer Institute (NCI)

NCT04609072

Recruiting NA 75,000 participants

War on Melanoma™ Public Health & Education Campaign

OHSU Knight Cancer Institute

NCT04611568

Recruiting 30,000 participants

Pancreatic Cancer Detection Consortium (PCDC) Prospective Cohorts

Mayo Clinic

NCT06271291

Recruiting NA 27,500 participants

Identifying and Caring for Individuals With Inherited Cancer Syndrome

OHSU Knight Cancer Institute

NCT04494945

Recruiting Phase 3 20,000 participants

Randomized, Embedded, Multifactorial Adaptive Platform Trial for Community- Acquired Pneumonia

UMC Utrecht

NCT02735707

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

Comprehensive HHT Outcomes Registry of the United States (CHORUS)

Cure HHT

NCT06259292

Recruiting NA 10,000 participants

VAPORHCS/OHSU J: MRI and Devices

Oregon Health and Science University

NCT03915015

Recruiting 10,000 participants

Natural History and Biospecimen Acquisition for Children and Adults With Rare Solid Tumors

National Cancer Institute (NCI)

NCT03739827

Recruiting NA 8,946 participants

Colonoscopy vs Stool Testing for Older Adults With Colon Polyps

Dartmouth-Hitchcock Medical Center

NCT05612347

Recruiting 7,500 participants

MYLUNG Consortium Part 3: Observational Study

US Oncology Research

NCT05885698

Recruiting 7,000 participants

cfDNA Assay Prospective Observational Validation for Early Cancer Detection and Minimal Residual Disease

Adela

NCT05366881

Recruiting Phase 3 6,700 participants

Pediatric Dose Optimization for Seizures in Emergency Medical Services

Stanford University

NCT05121324

Recruiting NA 6,250 participants

Platform of Randomized Adaptive Clinical Trials in Critical Illness

University Health Network, Toronto

NCT05440851

Recruiting NA 6,000 participants

CGM for the Early Detection and Management of Hyperglycemia in Pregnancy

Jaeb Center for Health Research

NCT06957028

Recruiting NA 5,076 participants

Preventing School Exclusion and Opioid Misuse: Effectiveness of the Inclusive Skill-building Learning Approach (ISLA)

University of Oregon

NCT06292078

Recruiting 5,000 participants

ALS/MND Natural History Study Data Repository

Massachusetts General Hospital

NCT05966038

Recruiting 5,000 participants

Cardiogenic Shock Working Group Registry

Tufts Medical Center

NCT04682483

Recruiting 5,000 participants

Montalcino Aortic Consortium: Precision Medicine for Heritable Thoracic Aortic Disease

The University of Texas Health Science Center, Houston

NCT04005976

Recruiting 5,000 participants

The Parkinson's Genetic Research Study

University of Washington

NCT01558479

Recruiting NA 4,000 participants

Reaching Out to Distressed Medical Residents, Fellows and Faculty

Oregon Health and Science University

NCT02010866

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 1 3,000 participants

Study of Biomarker-Based Treatment of Acute Myeloid Leukemia

Beat AML

NCT03013998

Recruiting 3,000 participants

Diaphragmatic Hernia Research & Exploration, Advancing Molecular Science

Columbia University

NCT00950118

Recruiting 3,000 participants

EXtubation Related Complications - the EXTUBE Study (EXTUBE)

University Health Network, Toronto

NCT06442930

Recruiting NA 2,529 participants

Sequential and Comparative Evaluation of Pain Treatment Effectiveness Response

VA Office of Research and Development

NCT04142177

Recruiting 2,500 participants

Total Shoulder Arthroplasty Multi-Center Registry

Arthrex

NCT03511586

Recruiting NA 2,300 participants

Specialty Compared to Oncology Delivered Palliative Care for Patients With Acute Myeloid Leukemia

Massachusetts General Hospital

NCT05237258

Recruiting NA 2,009 participants

LITES Task Order 0005 Prehospital Airway Control Trial (PACT)

Jason Sperry

NCT04100564

Recruiting 2,000 participants

HF2 Registry - Hemodynamic Frontiers in Heart Failure Registry

University of Kansas Medical Center

NCT06425848

Recruiting 2,000 participants

Clinical and Genetic Analysis of ROP

Oregon Health and Science University

NCT04420156

Recruiting 2,000 participants

Glycemic Metrics and Patterns in People With and Without Prediabetes

Abbott Diabetes Care

NCT06921902

Recruiting NA 2,000 participants

Confirmatory Trial for Alleviating Fatigue in Multiple Sclerosis

Accelerated Cure Project for Multiple Sclerosis

NCT06441617

Recruiting 2,000 participants

Precision-Based Genomics in Prostate Cancer

National Cancer Institute (NCI)

NCT04706663

Recruiting NA 1,872 participants

Evaluation of Aim to Play, a User-Friendly Digital Application for Teacher Skills Training and Physical Education Activities for 3-5 Grade Students

Saavsus

NCT07203313

Recruiting 1,600 participants

Pharmacokinetics and Safety of Commonly Used Drugs in Lactating Women and Breastfed Infants

Duke University

NCT03511118

Recruiting 1,500 participants

Longitudinal Study of Urea Cycle Disorders

Andrea Gropman

NCT00237315

Recruiting 1,500 participants

Intracept Minimally-invasive PROcedure for VErtebrogenic Back Pain

Boston Scientific Corporation

NCT06827262

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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