Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
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.
Popular conditions
Showing the 40 largest recruiting trials by target enrollment in District of Columbia. Use the search field to focus on a condition or drug.
The Pediatric Anesthesia Quality Improvement Project
The Society for Pediatric Anesthesia
NCT00674388
Apple Health Study
Apple
NCT06958523
Generic Database of Very Low Birth Weight Infants
NICHD Neonatal Research Network
NCT00063063
COPD Patient-Powered Research Network
COPD Foundation
NCT02803242
Follow-up Visit of High Risk Infants
NICHD Neonatal Research Network
NCT00009633
Childhood Cancer Survivor Study
St. Jude Children's Research Hospital
NCT01120353
Enroll -HD: A Prospective Registry Study in a Global Huntington's Disease Cohort
CHDI Foundation
NCT01574053
Development and Testing of a Pediatric Cervical Spine Injury Risk Assessment Tool
Julie Leonard
NCT05049330
PAINED: Project Addressing INequities in the Emergency Department
Children's National Research Institute
NCT05488080
Observational Study of Pediatric Rheumatic Diseases: The CARRA Registry
Duke University
NCT02418442
Clinical and Genetic Evaluation of Individuals With Undiagnosed Disorders Through the Undiagnosed Diseases Network
National Human Genome Research Institute (NHGRI)
NCT02450851
NIAID Centralized Sequencing Protocol
National Institute of Allergy and Infectious Diseases (NIAID)
NCT03206099
The DC Cohort Longitudinal HIV Status Neutral Study
George Washington University
NCT01206920
Health Information Technology to Reduce Disparities in Adolescent Health Outcomes: A Pragmatic Trial
Children's National Research Institute
NCT04372875
STS/ACC Transcatheter Valve Therapy Registry (TVT Registry)
The Society of Thoracic Surgeons
NCT01737528
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
Cancer Experience Registry (CER) for Cancer Patients and Caregivers
Cancer Support Community, Research and Training Institute, Philadelphia
NCT02333604
The Myelin Disorders Biorepository Project
Children's Hospital of Philadelphia
NCT03047369
International Collaborative Gaucher Group (ICGG) Gaucher Disease Registry & Pregnancy Sub-registry
Genzyme, a Sanofi Company
NCT00358943
The Duchenne Registry
The Duchenne Registry
NCT02069756
Tracking Results of Ablations to Combat AF Registry Generation 2
AtriCure
NCT05111015
Research Accelerated by You Lupus Registry
Lupus Foundation of America
NCT06927219
Patient Registry of Blind Subjects With Sleep-related Problems
Vanda Pharmaceuticals
NCT01195558
Outcomes and Health Care Resource Utilization in Pediatric Congenital Heart Disease Patients Undergoing Non-Cardiac Procedures
Boston Children's Hospital
NCT04604418
Late Onset Alzheimer's Disease
Columbia University
NCT05010603
Fabry Disease Registry & Pregnancy Sub-registry
Genzyme, a Sanofi Company
NCT00196742
Colonoscopy vs Stool Testing for Older Adults With Colon Polyps
Dartmouth-Hitchcock Medical Center
NCT05612347
Pediatric Dose Optimization for Seizures in Emergency Medical Services
Stanford University
NCT05121324
Comprehensive Omics Analysis of Pediatric and Adult Solid Tumors and Establishment of a Repository for Related Biological Studies
National Cancer Institute (NCI)
NCT01109394
International Rare Brain Tumor Registry
Children's National Research Institute
NCT05697874
An Adjuvant Endocrine-based Therapy Study of Camizestrant (AZD9833) in ER+/HER2- Early Breast Cancer (CAMBRIA-2)
AstraZeneca
NCT05952557
The Rhythm Evaluation for AntiCoagulaTion With Continuous Monitoring of Atrial Fibrillation
Johns Hopkins University
NCT05836987
I-SPY TRIAL: Neoadjuvant and Personalized Adaptive Novel Agents to Treat Breast Cancer
QuantumLeap Healthcare Collaborative
NCT01042379
Natural History Evaluation of Charcot Marie Tooth Disease (CMT) Types CMT1B, CMT2A, CMT4A, CMT4C, and Others
Michael Shy
NCT01193075
Bronchiectasis and NTM Research Registry
COPD Foundation
NCT01822834
Pediatric Radiation Therapy Registry
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
NCT07129317
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
Proton Radiation Therapy Registry
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
NCT04376229
Familial Mediterranean Fever and Related Disorders: Genetics and Disease Characteristics
National Human Genome Research Institute (NHGRI)
NCT00001373
Drug-Eluting Registry: Real-World Treatment of Lesions in the Peripheral Vasculature
Boston Scientific Corporation
NCT04674969
Read our methodology - how recruiting status is sourced and refreshed from the public registry.
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.