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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.

100 trials found

Recruiting 5,000,000 target

The Pediatric Anesthesia Quality Improvement Project

The Society for Pediatric Anesthesia

NCT00674388

Recruiting 999,999 target

Integrated Cancer Repository for Cancer Research

University of Nebraska

NCT02012699

Recruiting 950,000 target

Maternal Newborn Health Registry

NICHD Global Network for Women's and Children's Health

NCT01073475

Recruiting 200,000 target

Connect for Cancer Prevention Study (Connect)

National Cancer Institute (NCI)

NCT04609072

Recruiting 150,000 target

Improving Safety and Quality of Tracheal Intubation Practice in Pediatric ICUs

Children's Hospital of Philadelphia

NCT02493478

Recruiting 100,000 target

US National OCS Heart Perfusion (OHP) Registry

TransMedics

NCT05915299

Recruiting 100,000 target

Product Surveillance Registry

Medtronic

NCT01524276

Recruiting 100,000 target

Epilepsy Learning Healthcare System (ELHS)

Epilepsy Foundation of America

NCT06265103

Recruiting 100,000 target

DS-Connect®: The Down Syndrome Registry

University of Colorado, Denver

NCT01950624

Recruiting 100,000 target

International Weight Control Registry

Tufts University

NCT04907396

Recruiting 99,999 target

A Multicenter Access and Distribution Protocol for Unlicensed Cryopreserved Cord Blood Units (CBUs)

Center for International Blood and Marrow Transplant Research

NCT01351545

Recruiting 75,000 target

TrialNet Pathway to Prevention of T1D

University of South Florida

NCT00097292

Recruiting 63,200 target

Direct-to-patient Teledermatology and Computer-assisted Diagnosis

VA Office of Research and Development

NCT05128006

Recruiting 50,000 target

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

The Radiosurgery Society

NCT01885299

Recruiting 50,000 target

SYNERGY-AI: Artificial Intelligence Based Precision Oncology Clinical Trial Matching and Registry

Massive Bio

NCT03452774

Recruiting 50,000 target

Childhood Cancer Survivor Study

St. Jude Children's Research Hospital

NCT01120353

Recruiting 35,000 target

Enroll -HD: A Prospective Registry Study in a Global Huntington's Disease Cohort

CHDI Foundation

NCT01574053

Recruiting 30,000 target

MammaPrint, BluePrint, and Full-genome Data Linked With Clinical Data to Evaluate New Gene EXpression Profiles

Agendia

NCT03053193

Recruiting Phase 4 30,000 target

A Study to Evaluate the Efficacy and Safety of mRNA-1283 and mRNA-1273 in Participants 50 to 64 Years of Age Without High-Risk Conditions for Severe Coronavirus Disease 2019 (COVID-19)

ModernaTX

NCT07266558

Recruiting 25,000 target

Parkinson's Foundation PD GENEration Genetic Registry

Parkinson's Foundation

NCT04994015

Recruiting NA 24,000 target

The Vanguard Study: Testing a New Way to Screen for Cancer

National Cancer Institute (NCI)

NCT06995898

Recruiting 22,222 target

Development and Testing of a Pediatric Cervical Spine Injury Risk Assessment Tool

Julie Leonard

NCT05049330

Recruiting 20,000 target

Observational Study of Pediatric Rheumatic Diseases: The CARRA Registry

Duke University

NCT02418442

Recruiting 20,000 target

Product Performance Report: Evaluate Long-term Reliability & Performance of Medtronic Marketed Cardiac Therapy Products

Medtronic

NCT00271180

Recruiting 20,000 target

Adolescent Outcomes of Post-operative Opioid EXposure

Sharon Levy

NCT06350409

Recruiting 20,000 target

A Lifetime Partnership With Patients Who Have or May be at Risk of Having Cancer

University of Colorado, Denver

NCT03617939

Recruiting 20,000 target

Exactech Shoulder Post Market Clinical Follow-up Study

Exactech

NCT05603728

Recruiting 15,000 target

A Longitudinal Observational Study of Patients With Nonalcoholic Steatohepatitis (NASH) and Related Conditions Across the Entire Spectrum of Nonalcoholic Fatty Liver Disease (NAFLD)

Target PharmaSolutions

NCT02815891

Recruiting 15,000 target

Patient Retrospective Outcomes (PRO)

Boston Scientific Corporation

NCT01550575

Recruiting 15,000 target

Real-world Experience of Catheter Ablation for the Treatment of Paroxysmal and Persistent Atrial Fibrillation

Heart Rhythm Clinical and Research Solutions

NCT04088071

Recruiting 14,000 target

Multi-Center Registry for Peripheral Arterial Disease Interventions and Outcomes

Baylor Research Institute

NCT01904851

Recruiting Phase 3 10,450 target

Assessing the Impact of Muvalaplin on Major Cardiovascular Events in Adults With Elevated Lipoprotein(a)

Eli Lilly and Company

NCT07157774

Recruiting 10,000 target

Comprehensive HHT Outcomes Registry of the United States (CHORUS)

Cure HHT

NCT06259292

Recruiting 10,000 target

Tracking Results of Ablations to Combat AF Registry Generation 2

AtriCure

NCT05111015

Recruiting Phase 2 9,999 target

Safety Study of Unlicensed IND Cord Blood Units Manufactured by the National Cord Blood Program for Unrelated Transplantation

New York Blood Center

NCT01656603

Recruiting NA 8,946 target

Colonoscopy vs Stool Testing for Older Adults With Colon Polyps

Dartmouth-Hitchcock Medical Center

NCT05612347

Recruiting 8,000 target

Determinants of Incident Stroke Cognitive Outcomes and Vascular Effects on RecoverY

Massachusetts General Hospital

NCT04916210

Recruiting 7,500 target

MYLUNG Consortium Part 3: Observational Study

US Oncology Research

NCT05885698

Recruiting Phase 4 7,410 target

Investigation of Metformin in Pre-Diabetes on Atherosclerotic Cardiovascular OuTcomes

VA Office of Research and Development

NCT02915198

Recruiting 7,000 target

Quality of Pediatric Resuscitation in a Multicenter Collaborative

Children's Hospital of Philadelphia

NCT02708134

Recruiting Phase 3 6,700 target

Pediatric Dose Optimization for Seizures in Emergency Medical Services

Stanford University

NCT05121324

Recruiting NA 6,618 target

Early Intervention to Promote Cardiovascular Health of Mothers and Children

JHSPH Center for Clinical Trials

NCT06272045

Recruiting NA 6,250 target

Platform of Randomized Adaptive Clinical Trials in Critical Illness

University Health Network, Toronto

NCT05440851

Recruiting 6,000 target

PRenatal and Obstetric Maternal Exposures and ISlet Autoantibodies in Early Life

University of Colorado, Denver

NCT06141434

Recruiting Phase 3 5,500 target

An Adjuvant Endocrine-based Therapy Study of Camizestrant (AZD9833) in ER+/HER2- Early Breast Cancer (CAMBRIA-2)

AstraZeneca

NCT05952557

Recruiting Phase 3 5,350 target

The Rhythm Evaluation for AntiCoagulaTion With Continuous Monitoring of Atrial Fibrillation

Johns Hopkins University

NCT05836987

Recruiting 5,000 target

Collection and Storage of Tissue and Blood Samples From Patients With Cancer

National Cancer Institute LAO

NCT02474160

Recruiting 5,000 target

A Longitudinal Study Looking at the Prevalence, Risk Factors & Consequences of Persistent Post-surgical Pain in Children

Telethon Kids Institute

NCT06354699

Recruiting Phase 2 5,000 target

I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer

QuantumLeap Healthcare Collaborative

NCT01042379

Recruiting 5,000 target

Shwachman Diamond Syndrome Registry and Study

Boston Children's Hospital

NCT06056908

Recruiting 5,000 target

The Pediatric Spine Foundation

University of Colorado, Denver

NCT02540915

Recruiting 5,000 target

Generating Advancements Through Longitudinal Analysis in X and Y Variations (GALAXY)

University of Colorado, Denver

NCT06373861

Recruiting 5,000 target

Lynch Syndrome Integrative Epidemiology and Genetics

University of Colorado, Denver

NCT06582914

Recruiting 5,000 target

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

Michael Shy

NCT01193075

Recruiting 5,000 target

VISN 19 MIRECC Research Database

VA Eastern Colorado Health Care System

NCT01334476

Recruiting 5,000 target

Collection of Tissue Samples for Cancer Research

National Cancer Institute (NCI)

NCT00900198

Recruiting Phase 3 5,000 target

A Phase III Renal Outcomes and Cardiovascular Mortality Study to Investigate the Efficacy and Safety of Baxdrostat in Combination With Dapagliflozin in Participants With Chronic Kidney Disease and High Blood Pressure

AstraZeneca

NCT06742723

Recruiting 5,000 target

TSC Biosample Repository and Natural History Database

National Tuberous Sclerosis Association

NCT05676099

Recruiting 5,000 target

The Society for Obstetric Anesthesia and Perinatology Research Network General Anesthesia Registry

Yale University

NCT06030063

Recruiting 5,000 target

Pharmacokinetics, Pharmacodynamics, and Safety Profile of Understudied Drugs Administered to Children Per Standard of Care (POPS)

Duke University

NCT04278404

Recruiting 5,000 target

Inspiring New Science In Guiding Healthcare in Turner Syndrome Registry

University of Colorado, Denver

NCT05052606

Recruiting 4,800 target

RELIEF - A Global Prospective Observational Post-Market Study to Evaluate Long-Term Effectiveness of Neurostimulation Therapy for Pain

Boston Scientific Corporation

NCT01719055

Recruiting NA 4,700 target

Preventing Liver Cancer Mortality Through Imaging With Ultrasound vs. MRI

VA Office of Research and Development

NCT05486572

Recruiting Phase 3 4,514 target

Light-Activated Antimicrobial Therapy to Prevent Surgical Site Infections

Ondine Biomedical

NCT06702878

Recruiting 4,500 target

PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort

Michael J. Fox Foundation for Parkinson's Research

NCT04477785

Recruiting NA 4,346 target

A Research Study of Abdominal Ultrasound (FAST) in Children With Blunt Torso Trauma

University of California, Davis

NCT05910567

Recruiting Phase 3 4,300 target

A Study of Camizestrant in ER+/HER2- Early Breast Cancer After at Least 2 Years of Standard Adjuvant Endocrine Therapy

AstraZeneca

NCT05774951

Recruiting 4,000 target

The APS Phenotyping Study

Vanderbilt University Medical Center

NCT06521502

Recruiting 4,000 target

American Lung Association (ALA) Lung Health Cohort

Johns Hopkins University

NCT04543461

Recruiting Phase 4 4,000 target

Vending Machine Naloxone Distribution for Your Community (VENDY)

University of Colorado, Denver

NCT06429436

Recruiting NA 3,691 target

Shared Decision for Drug Interactions in Oral Anticoagulation

University of Utah

NCT06401863

Recruiting NA 3,600 target

Optimizing Care in Critically Ill at UCHealth by Liberalizing the Target O2 in Mechanically-ventilated ICU Patients

University of Colorado, Denver

NCT06501118

Recruiting 3,600 target

DISCOVERY of Risk Factors for Type 2 Diabetes in Youth

George Washington University

NCT06525259

Recruiting Phase 3 3,500 target

Efficacy and Safety of MET097 Once-Weekly in People With Overweight or Obesity

Metsera, a wholly owned subsidiary of Pfizer

NCT07311850

Recruiting Phase 3 3,500 target

Long-term Safety and Efficacy Extension Study for Participants With Advanced Tumors Who Are Currently on Treatment or in Follow-up in a Pembrolizumab (MK-3475) Study (MK-3475-587/KEYNOTE-587)

Merck Sharp & Dohme

NCT03486873

Recruiting Phase 2 3,400 target

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

Centers for Disease Control and Prevention

NCT03474029

Recruiting NA 3,250 target

Implementation of Neuromuscular Electrical Stimulation After Total Knee Arthroplasty

University of Colorado, Denver

NCT06953375

Recruiting Phase 3 3,200 target

Anticoagulation for New-Onset Post-Operative Atrial Fibrillation After CABG

Icahn School of Medicine at Mount Sinai

NCT04045665

Recruiting Phase 4 3,200 target

Individualizing Treatment for Asthma in Primary Care (Full Study)

DARTNet Institute

NCT07052942

Recruiting NA 3,100 target

The HPV 9-10 Trial: Early Initiation of HPV Vaccination

University of Colorado, Denver

NCT04722822

Recruiting Phase 3 3,082 target

A Clinical Study of Molnupiravir to Prevent Severe Illness From Coronavirus Disease 2019 (COVID-19) in People Who Are High Risk (MK-4482-023)

Merck Sharp & Dohme

NCT06667700

Recruiting 3,000 target

The PREDICT Registry:

PreludeDx

NCT03448926

Recruiting 3,000 target

Rett Syndrome Registry

International Rett Syndrome Foundation

NCT05432349

Recruiting 3,000 target

Atypical Hemolytic-Uremic Syndrome (aHUS) Registry

Alexion Pharmaceuticals

NCT01522183

Recruiting NA 3,000 target

Optimizing Tracheal Intubation Outcomes and Neonatal Safety

Children's Hospital of Philadelphia

NCT05838690

Recruiting NA 3,000 target

Pediatric Prehospital Airway Resuscitation Trial

Ohio State University

NCT06364280

Recruiting Phase 1 3,000 target

Study of Biomarker-Based Treatment of Acute Myeloid Leukemia

Beat AML

NCT03013998

Recruiting 3,000 target

PPROM Registry (Preterm Premature Rupture of Membranes)

American Alliance for pProm Support

NCT02997345

Recruiting 3,000 target

Liver Transplantation in Patients With CirrHosis and Severe Acute-on-Chronic Liver Failure: iNdications and outComEs

European Foundation for Study of Chronic Liver Failure

NCT04613921

Recruiting 3,000 target

Pulmonary Hypertension Association Registry

Pulmonary Hypertension Association

NCT04071327

Recruiting 3,000 target

Friedreich Ataxia Global Clinical Consortium UNIFIED Natural History Study

Friedreich's Ataxia Research Alliance

NCT06016946

Recruiting Phase 3 2,870 target

Efficacy and Safety of Tozorakimab in Patients Hospitalised for Viral Lung Infection Requiring Supplemental Oxygen

AstraZeneca

NCT05624450

Recruiting 2,821 target

Healthy Start: Exploring the Fuel-mediated Programming of Neonatal Growth

University of Colorado, Denver

NCT02273297

Recruiting NA 2,700 target

I-DECIDE After Bronchiolitis Hospitalization

Seattle Children's Hospital

NCT07243652

Recruiting NA 2,529 target

Sequential and Comparative Evaluation of Pain Treatment Effectiveness Response

VA Office of Research and Development

NCT04142177

Recruiting 2,500 target

Total Shoulder Arthroplasty Multi-Center Registry

Arthrex

NCT03511586

Recruiting 2,500 target

The Human Trisome Project

University of Colorado, Denver

NCT02864108

Recruiting 2,500 target

MOON Shoulder Instability-Cohort of Patients Undergoing Operative Treatment.

Carolyn M Hettrich

NCT02075775

Recruiting 2,500 target

HDClarity: a Multi-site Cerebrospinal Fluid Collection Initiative to Facilitate Therapeutic Development for Huntington's Disease

University College, London

NCT02855476

Recruiting NA 2,500 target

Study of Student Flourishing

Flourish Science

NCT07259746

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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