Location · District of Columbia
Clinical trials recruiting in District of Columbia
222 recruiting studies have at least one site in District of Columbia; 74 accept healthy volunteers. Studies that need a specific condition are included too, so check each listing.
Want the research companies that run paid Phase 1 studies for healthy volunteers? Paid clinical trial companies in District of Columbia.
222 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteers
Cancer Experience Registry (CER) for Cancer Patients and Caregivers
Cancer Support Community, Research and Training Institute, Philadelphia
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
NSS Grocery Store Brazil
George Washington University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 20+
- RecruitingHealthy volunteers
The CARING Study: Creating and Restoring Health Through Nutrition Guidance
Physicians Committee for Responsible Medicine
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Intraperitoneal Infusion of Analgesic for Postoperative Pain Management
Ying Liu
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–65 · Women only
- RecruitingHealthy volunteers
Implementing a Scalable Smoke-free Home Intervention in Armenia and Georgia
George Washington University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
De-escalation of Adjuvant Radiation for Low-Risk HPV Oropharyngeal Cancers
Georgetown University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Health Information Technology to Reduce Disparities in Adolescent Health Outcomes: A Pragmatic Trial
Children's National Research Institute
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 15–21
- RecruitingHealthy volunteers
Effects of Combination Exercise on Fatigability in Veterans With Chronic Kidney Disease
VA Office of Research and Development
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 50–85
- RecruitingHealthy volunteers
Effects of a Non-nutritive Sweetener Reduction Intervention in Pregnancy and Lactation on Maternal and Infant Outcomes
George Washington University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Social & QoL Behaviors in Parkinson's Disease
Gregory Wallace
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 40+
- RecruitingHealthy volunteers
North American Mitochondrial Disease Consortium Patient Registry and Biorepository (NAMDC)
Columbia University
- Location
- Washington D.C., DC + 15 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
The DC Cohort Longitudinal HIV Status Neutral Study
George Washington University
- Location
- Washington D.C., DC + 13 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 2
Effectiveness Study of a Lifestyle Intervention Versus Metformin in Mothers With Recent Gestational Diabetes
George Washington University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Target ALS Biomarker Study; Longitudinal Biofluids, Clinical Measures, and At Home Measures
Target ALS Foundation, Inc.
- Location
- Georgetown, DC + 9 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Peer Behavioral Activation Utilization to Improve Substance Use and HIV Outcomes in People Receiving Long Acting Injectable-PrEP/ART (PUSH)
University of Maryland, Baltimore
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–88
- RecruitingHealthy volunteers
Empowering Young Parents: Building Healthy Relationships Study
RTI International
- Location
- Washington D.C., DC + 6 other US sites
- Eligibility basics
- Ages 14–21 · Women only
- RecruitingHealthy volunteers
Addressing Genomic Disparities in Cancer Survivors
Rutgers, The State University of New Jersey
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Cerebellum and Autism: Regional Specialization for Social and Executive Functions
American University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18–35
- RecruitingHealthy volunteers
Augmented Reality For MRI-Guided Interventions
Children's National Research Institute
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 3–21
- RecruitingHealthy volunteers
CONTIGO - A Narrative Intervention to Enhance Genetic Counseling and Testing
Georgetown University
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Connect to Baby: A Pilot Study of a Parenting and Coparenting Program
Georgetown University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 2 mo–40
- RecruitingHealthy volunteers
Predictors of Health Service Utilizations Among Key Population in Washington DC
Us Helping Us, People Into Living, Inc.
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
ReadMap: Reading in Stroke Alexia and Typical Aging
Georgetown University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Focused Ultrasound for the Complex Patient
Washington D.C. Veterans Affairs Medical Center
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18–75