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

Recruiting 100,000 participants

Protocol for Collecting, Banking and Distributing Human Tissue Samples: St. Jude Children's Research Hospital Tissue Resources Core Facility

St. Jude Children's Research Hospital

NCT01354002

Recruiting 75,000 participants

TrialNet Pathway to Prevention of T1D

University of South Florida

NCT00097292

Recruiting NA 54,000 participants

Impact of Intraoperative Oxygenation Practices on Patient Outcomes

Frederic T Billings IV

NCT07224243

Recruiting 50,000 participants

RSSearch Patient Registry-Long Term Study of Use of SRS/SBRT

The Radiosurgery Society

NCT01885299

Recruiting 30,000 participants

Protocol For Collecting Data On Patients With Childhood Cancer

St. Jude Children's Research Hospital

NCT00684580

Recruiting NA 19,480 participants

Advancing Strategies to Optimize the PerIopeRativE Management of PostOperative Nausea and Vomiting (ASPIRE-PONV) Trial

Vanderbilt University Medical Center

NCT07152249

Recruiting 14,000 participants

Multi-Center Registry for Peripheral Arterial Disease Interventions and Outcomes

Baylor Research Institute

NCT01904851

Recruiting 10,000 participants

Establishment of a Lifetime of Cohort of Adults Surviving Childhood Cancer

St. Jude Children's Research Hospital

NCT00760656

Recruiting 10,000 participants

Sickle Cell Clinical Research and Intervention Program

St. Jude Children's Research Hospital

NCT02098863

Recruiting 10,000 participants

Outcomes and Health Care Resource Utilization in Pediatric Congenital Heart Disease Patients Undergoing Non-Cardiac Procedures

Boston Children's Hospital

NCT04604418

Recruiting 10,000 participants

Innovations in Genicular Outcomes Registry

Pacira Pharmaceuticals

NCT05495334

Recruiting NA 10,000 participants

A Pragmatic Randomized Controlled Trial to Predict Postpartum Hemorrhage

Holly Ende

NCT06513351

Recruiting 10,000 participants

Inherited CAncer REgistry

Vanderbilt-Ingram Cancer Center

NCT03231891

Recruiting 8,800 participants

Pharmacogenetic Determinants Of Treatment Response In Children

St. Jude Children's Research Hospital

NCT00730678

Recruiting 8,000 participants

Tissue Sample Collection From Patients With Head and Neck Cancer and From Healthy Participants

Vanderbilt University Medical Center

NCT00898638

Recruiting 7,000 participants

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

Adela

NCT05366881

Recruiting 6,550 participants

Non-Invasive Preeclampsia Screening and Biobank

Sequenom

NCT06643741

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 Phase 4 6,000 participants

PREvention of CardIovascular and DiabEtic kidNey Disease in Type 2 Diabetes

Brigham and Women's Hospital

NCT05390892

Recruiting 5,000 participants

Proton and Photon Consortium Registry (PPCR): A Multi Center Registry of Pediatric Patients Treated With Radiation Therapy

Massachusetts General Hospital

NCT01696721

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

ColoCare Study - Colorectal Cancer Cohort

University of Utah

NCT02328677

Recruiting 5,000 participants

TSC Biosample Repository and Natural History Database

National Tuberous Sclerosis Association

NCT05676099

Recruiting 5,000 participants

Physiological Brain Atlas Development

Vanderbilt University Medical Center

NCT00575081

Recruiting 5,000 participants

APOL1 Long-term Kidney Transplantation Outcomes Network (APOLLO)

Wake Forest University Health Sciences

NCT03615235

Recruiting 5,000 participants

Gastrointestinal Biomarkers in Tissue and Biological Fluid Samples From Colorectal Cancer Patients

Vanderbilt University Medical Center

NCT00899626

Recruiting Phase 3 4,514 participants

Light-Activated Antimicrobial Therapy to Prevent Surgical Site Infections

Ondine Biomedical

NCT06702878

Recruiting 4,500 participants

Investigations of Reproductive Cancers in Women

PinkDx

NCT06527157

Recruiting Phase 3 4,390 participants

A Clinical Study of MK-8527 to Prevent Human Immunodeficiency Virus Type 1 (HIV-1) (MK-8527-011)

Merck Sharp & Dohme

NCT07044297

Recruiting 4,000 participants

The APS Phenotyping Study

Vanderbilt University Medical Center

NCT06521502

Recruiting 4,000 participants

Collecting and Analyzing Tissue Samples From Patients Undergoing Surgery for Non-Small Cell Lung Cancer

Vanderbilt-Ingram Cancer Center

NCT00897117

Recruiting 4,000 participants

Collecting and Storing Tissue Samples From Women With or Without Breast Cancer

Vanderbilt-Ingram Cancer Center

NCT00899301

Recruiting 3,784 participants

Abbott Vascular Medical Device Registry

Abbott Medical Devices

NCT04573660

Recruiting NA 3,691 participants

Shared Decision for Drug Interactions in Oral Anticoagulation

University of Utah

NCT06401863

Recruiting 3,500 participants

Genetic Epidemiology of Rotator Cuff Tears: The cuffGEN Study

University of Michigan

NCT04831164

Recruiting 3,500 participants

Lupus Landmark Study: A Prospective Registry and Biorepository

Lupus Research Alliance

NCT05934149

Recruiting 3,000 participants

Real World Registry for Use of the Ion Endoluminal System

Intuitive Surgical

NCT06004440

Recruiting 3,000 participants

The PREDICT Registry:

PreludeDx

NCT03448926

Recruiting 3,000 participants

Rett Syndrome Registry

International Rett Syndrome Foundation

NCT05432349

Recruiting 3,000 participants

The Vanderbilt Atrial Fibrillation Ablation Registry

Vanderbilt University

NCT02404415

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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