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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 99,999,999 target

Protocol for a Research Sample Repository for Hematopoietic Cell Transplantation, Other Cellular Therapies and Marrow Toxic Injuries

Center for International Blood and Marrow Transplant Research

NCT04920474

Recruiting 99,999,999 target

CIBMTR Research Database

Center for International Blood and Marrow Transplant Research

NCT01166009

Recruiting 20,000,000 target

IRIS Registry: Intelligent Research in Sight Registry

American Academy of Ophthalmology

NCT02485847

Recruiting 10,040,000 target

A Study Of Deep Learning For Echo Analysis, Tracking, And Evaluation

Mayo Clinic

NCT07308704

Recruiting NA 10,000,000 target

The Effects of Medicaid Policy Interventions on Racial Equity in Severe Maternal Morbidity

University of Pittsburgh

NCT05678699

Recruiting 8,000,000 target

National Mammography Database

American College of Radiology

NCT01900821

Recruiting 5,000,000 target

The Pediatric Anesthesia Quality Improvement Project

The Society for Pediatric Anesthesia

NCT00674388

Recruiting 3,892,063 target

Get With the Guidelines-Stroke Registry

American Heart Association

NCT02693223

Recruiting 3,000,000 target

Delivery Room Intervention and Evaluation Network

American Academy of Pediatrics

NCT06803498

Recruiting 2,000,000 target

Helix Research Network

Helix

NCT06057181

Recruiting 2,000,000 target

Observational Pharmaco-Epidemiology Research & Analysis

Epividian

NCT03813862

Recruiting 2,000,000 target

Oura Blood Pressure Profile Study

Ouraring

NCT07267871

Recruiting 1,200,000 target

The Million Anesthesia Cases Study (MACS) - a Cohort Study of Preoperative Fasting and Perioperative Outcomes

Massachusetts General Hospital

NCT07022951

Recruiting 1,000,000 target

Parkinson's Foundation Surveys

Parkinson's Foundation

NCT05066763

Recruiting 1,000,000 target

Healthy Living BEYOND Weight Study

American Heart Association

NCT07075341

Recruiting 1,000,000 target

A Study of Mayo Clinic CV Research Heart & Voice Study

Mayo Clinic

NCT07224685

Recruiting 1,000,000 target

De-identified Human Tissue Project

University of Central Florida

NCT06082687

Recruiting 1,000,000 target

100-Year Human Aging Study

Longevity Metrics

NCT07563777

Recruiting NA 1,000,000 target

Health Ahead Comparative Effectiveness Study

William Brandenburg, MD

NCT07669168

Recruiting 1,000,000 target

Human Observatory Study

Longevity Metrics

NCT07646782

Recruiting 999,999 target

Molecular Genetics Studies of Cancer Patients and Their Relatives

City of Hope Medical Center

NCT04185935

Recruiting 999,999 target

Integrated Cancer Repository for Cancer Research

University of Nebraska

NCT02012699

Recruiting 960,000 target

Fluad vs. Fluzone High-Dose Vaccine Effectiveness Among Adults ≥65 Years

Kaiser Permanente

NCT06029933

Recruiting 950,000 target

Maternal Newborn Health Registry

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

NCT01073475

Recruiting 900,000 target

Clinical Biospecimen Collection

North Shore Hematology Oncology Associates P.C dba New York Cancer and Blood Specialists

NCT07543159

Recruiting 533,000 target

Validation of Chlamydia Diagnostic Codes in TriNetX US EHR Data

Sanofi

NCT07094373

Recruiting 500,000 target

Apple Women's Health Study

Apple

NCT04196595

Recruiting 500,000 target

Apple Health Study

Apple

NCT06958523

Recruiting 500,000 target

Parkinson Progression Marker Initiative Online (PPMI Online)

Michael J. Fox Foundation for Parkinson's Research

NCT05065060

Recruiting NA 500,000 target

Data Collection and Evaluation of OptiBP Under Investigational Use

Biospectal

NCT06017687

Recruiting 500,000 target

Alzheimer's Prevention Registry: A Program to Accelerate Enrollment Into Studies

Banner Health

NCT02022943

Recruiting 500,000 target

American Joint Replacement Registry

American Joint Replacement Registry

NCT01909375

Recruiting NA 425,000 target

Enrollment Barriers, Procedural Denials, and Loss of Medicaid Coverage

University of Wisconsin, Madison

NCT06342375

Recruiting Phase 4 400,000 target

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 400,000 target

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

VA Office of Research and Development

NCT06160128

Recruiting 339,000 target

Treating Genital Herpes Infection to Reduce Racial Disparities in the Risk of Severe Maternal Morbidity

Kaiser Permanente

NCT05429346

Recruiting 318,542 target

Evaluation and Further Development of an Artificial Intelligence-based Algorithm for Clinical Decision Support

Technische Universität Dresden

NCT05668637

Recruiting NA 301,201 target

Provider Recommendation and HPV Vaccination

Kaiser Permanente

NCT05365048

Recruiting 300,000 target

A Real-World Registry of Chronic Wounds and Ulcers

U.S. Wound Registry

NCT02280733

Recruiting 300,000 target

Safe and Explainable AI

Abramson Cancer Center at Penn Medicine

NCT06694181

Recruiting NA 300,000 target

Arrival Time Implementation

University of California, Los Angeles

NCT07314697

Recruiting 280,000 target

Reduction of Adverse Drug Events and Readmissions

ClinLogic

NCT02738047

Recruiting 250,000 target

The Oxford Risk Factors And Non-Invasive Imaging Study

University of Oxford

NCT05169333

Recruiting 250,000 target

The Collection and Storage of Umbilical Cord Blood for Transplantation

M.D. Anderson Cancer Center

NCT01728545

Recruiting NA 250,000 target

Personalized Responses to Dietary Composition Trial 3

Zoe Global Limited

NCT04735835

Recruiting 200,000 target

Impact of Help-Seeking Behaviors on Allergic Rhinitis and Mental Health: A Longitudinal Study

QHSLab

NCT06623799

Recruiting 200,000 target

Critical Health Assessment and Outcomes Score/Study

Johns Hopkins University

NCT02766166

Recruiting 200,000 target

Alzheimer Prevention Trials (APT) Webstudy

University of Southern California

NCT03638583

Recruiting 200,000 target

Connect for Cancer Prevention Study (Connect)

National Cancer Institute (NCI)

NCT04609072

Recruiting 200,000 target

HealthEast Community Hip and Knee Replacement Registry

HealthEast Care System

NCT02692092

Recruiting 200,000 target

Susan G. Komen's ShareForCures

Susan G. Komen Breast Cancer Foundation

NCT05654246

Recruiting 200,000 target

Registry Study for the Evaluation of High-risk Cardiac Patients by WILLEM AI-based ECG Platform

Idoven 1903 S.L.

NCT07333547

Recruiting 200,000 target

ATHNdataset Registry

American Thrombosis and Hemostasis Network

NCT06820515

Recruiting 200,000 target

Effectiveness-Implementation Evaluation of Acute Kidney Injury Decision Support

Johns Hopkins University

NCT06840210

Recruiting 185,810 target

Impact of Federal and State Medications for Opioid Use Disorder (MOUD) Policy Changes During the Pandemic

Boston University

NCT07232641

Recruiting NA 180,000 target

TabCAT Brain Health Assessment in Primary Care

University of California, San Francisco

NCT06090578

Recruiting 156,000 target

Retrospective Analyses of TrakStar Database

Neuronetics

NCT06917339

Recruiting NA 152,000 target

Alerting Providers at Patient Hospital Discharge to Consider Prescribing Rivaroxaban to Reduce Venous Thromboembolism

Scott C. Woller, MD

NCT06232551

Recruiting 150,000 target

Improving Safety and Quality of Tracheal Intubation Practice in Pediatric ICUs

Children's Hospital of Philadelphia

NCT02493478

Recruiting NA 150,000 target

UMMS Sepsis Early Prediction Score (SEPSys) and RESCUE Score Combined Clinical Trial

University of Maryland, Baltimore

NCT06779617

Recruiting 144,400 target

Machine Learning Approaches to Personalized Therapy for Advanced Non-small Cell Lung Cancer With Real-World Data

University of Utah

NCT06934343

Recruiting 130,000 target

Surveillance Colonoscopy in Older Adults: The SurvOlderAdults Study

VA Office of Research and Development

NCT05994482

Recruiting 128,026 target

Get With The Guidelines-Heart Failure Registry

American Heart Association

NCT02693509

Recruiting NA 126,870 target

Implementation of Communication Disability Collection and Accommodations in Primary Care Settings

NYU Langone Health

NCT07656584

Recruiting 120,000 target

End Diagnostic Overshadowing:Addressing Ableism in Diagnoses

Rush University Medical Center

NCT06608758

Recruiting 120,000 target

Computerized Registry of Patients With Venous Thromboembolism (RIETE)

Manuel Monreal

NCT02832245

Recruiting 120,000 target

Strategic Targeting for Optimal Prevention of Cancer

ClinLogic

NCT03897374

Recruiting NA 119,680 target

Implementing Scalable, PAtient-centered, Team-based, Technology-enabled Care for Adults With Type 2 Diabetes (iPATH)

Stanford University

NCT06251323

Recruiting 105,000 target

CRICKET: Critical Events in Anaesthetised Kids Undergoing Tracheal Intubation

Thomas Riva

NCT05804188

Recruiting NA 102,000 target

Rady Children's Institute Genomic Biorepository

Rady Pediatric Genomics & Systems Medicine Institute

NCT02917460

Recruiting NA 100,500 target

The Long COVID-19 Wearable Device Study

Scripps Translational Science Institute

NCT05741112

Recruiting 100,000 target

Family Investigation of Nephropathy and Diabetes (F.I.N.D.)

National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

NCT00342927

Recruiting 100,000 target

Research Framework Exploring Sleep Health

Scripps Translational Science Institute

NCT05197738

Recruiting 100,000 target

An Observational Study On TheAccuracy Of Whole-Body Magnetic Resonance Imaging (Wb-Mri) ScreeningTo Predict Clinically Significant Diagnoses In General Population Subjects Interested In Proactive And Advanced General Preventive Healthcare.

Hercules

NCT06212479

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

The DETECT(Digital Engagement & Tracking for Early Control, & Treatment) Study

Scripps Translational Science Institute

NCT04336020

Recruiting 100,000 target

DeBakey Cardiovascular Magnetic Resonance Study

Dipan Shah

NCT04281823

Recruiting 100,000 target

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 100,000 target

US National OCS Liver Perfusion (OLP) Registry

TransMedics

NCT05940857

Recruiting 100,000 target

The Cancer Stage Shifting Initiative: Registry and Biorepository to Research and Address Health Disparities in Cancer Care

National Minority Quality Forum

NCT07461493

Recruiting 100,000 target

Caris Biorepository Research Protocol

Caris Science

NCT01499394

Recruiting NA 100,000 target

The STOP-HPV Scale Up Study

University of California, Los Angeles

NCT06831383

Recruiting NA 100,000 target

Optimizing Strategies to Maximize Patient Recruitment Yield

Emory University

NCT07290335

Recruiting 100,000 target

Online Study of People Who Have Genetic Changes and Features of Autism: Simons Searchlight

Simons Searchlight

NCT01238250

Recruiting 100,000 target

BostonGene-Integrated Genomic Registry (BIGR)

BostonGene

NCT04991922

Recruiting NA 100,000 target

Genomic Uniformed-Screening Against Rare Disease In All Newborns

Columbia University

NCT05990179

Recruiting 100,000 target

The REgistry of Very Early Estrogen and AnovuLation

Mayo Clinic

NCT06583408

Recruiting NA 100,000 target

The BrainHealth Project

The University of Texas at Dallas

NCT04869111

Recruiting 100,000 target

Precision Genomics Medicine Biobank

Intermountain Health Care

NCT04187729

Recruiting 100,000 target

Epilepsy Learning Healthcare System (ELHS)

Epilepsy Foundation of America

NCT06265103

Recruiting NA 100,000 target

Women Informed to Screen Depending on Measures of Risk (Wisdom Study)

University of California, San Francisco

NCT02620852

Recruiting NA 100,000 target

MyGeneRank: A Digital Platform for Next-Generation Genetic Studies

Scripps Translational Science Institute

NCT03277365

Recruiting 100,000 target

POWERMOM, A Healthy Pregnancy Research Community

Scripps Translational Science Institute

NCT03085875

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 100,000 target

AnovaOS Network Powered Patient Registry

Anova Enterprises

NCT05013944

Recruiting 100,000 target

Direct to Patient Minimal Risk Biospecimen and Data Collection Research

Joined Bio

NCT07128966

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 90,000 target

Clinical Utility of WATS3D: A 5-Year Prospective Study

CDx Diagnostics

NCT04312633

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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