Healthy volunteers · District of Columbia
Studies for healthy volunteers in District of Columbia
74 studies have at least one recruiting site in District of Columbia. These studies say in their official record that they accept healthy volunteers. Many are Phase 1 studies that test how a new medicine is absorbed and tolerated; others recruit healthy people as a comparison group alongside patients.
74 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteersPhase 1/Phase 2
Phase 1/2 Study of Respiratory Syncytial Virus and Human Metapneumovirus (RSV+HMPV) Vaccine Candidate in Adults 60 Years of Age and Older
Sanofi
- Location
- Washington D.C., DC + 49 other US sites
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteersPhase 1
A Clinical Trial to Evaluate the Safety and Immunogenicity of rVSV∆G-MARV-GP Vaccine in Adults in Good General Health
International AIDS Vaccine Initiative
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteersPhase 1
A Clinical Study to Investigate the Safety and Immunogenicity of rVSV∆G-SUDV-GP, a Sudan Virus (SUDV) Vaccine for the Prevention of SUDV Disease in Adults in Good General Health
International AIDS Vaccine Initiative
- Location
- Washington D.C., DC + 2 other US sites
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteersEarly Phase 1
Assistance Delivery and Muscle Coordination
The Catholic University of America
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 20–80
- RecruitingHealthy volunteersPhase 1
Controlled Human Infection Study of Orally Administered Trichuris Trichiura Eggs in Naïve Adults
George Washington University
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteersEarly Phase 1
Sensory Feedback and Hand Motor Adaptation
The Catholic University of America
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 20–70
- RecruitingHealthy volunteersPhase 1
Experimental Infection of Hookworm-naïve Adults With Dermally-applied Infectious Necator Americanus Hookworm Larvae
Baylor College of Medicine
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteersPhase 3
A Study to Learn About a Clostridioides Difficile Vaccine in People 65 Years of Age and Older
Pfizer
- Location
- Washington D.C., DC + 138 other US sites
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Observational Study of Decentralized Urine Optical Interaction Patterns Associated With Environmental Microplastic and Nanoplastic Exposure
Ecotera Health LLC
- Location
- Washington D.C., DC + 50 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Identifying Patterns in the Breath of Individuals With Breast Cancer
Breathe BioMedical Inc
- Location
- Washington D.C., DC + 2 other US sites
- Eligibility basics
- Ages 40–74 · Women only
- RecruitingHealthy volunteers
Motiva Implants® Post-Approval Study
Motiva USA LLC
- Location
- Washington D.C., DC + 32 other US sites
- Eligibility basics
- Ages 22+ · Women only
- RecruitingHealthy volunteers
Multicenter Trial of Antibiotic Eluting Graft for Promoting New Bone Growth in/Near Infected Bone Cavities
Elute, Inc.
- Location
- Washington D.C., DC + 11 other US sites
- Eligibility basics
- Ages 22+
- RecruitingHealthy volunteers
Diagnosis of Abdominal Pain Using RNA Levels: The NATURAL Study
True Bearing Diagnostics, Inc.
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 7+
- RecruitingHealthy volunteersPhase 2
A Study to Learn About mRNA Vaccines Against Influenza in Adults
Pfizer
- Location
- Washington D.C., DC + 14 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Comparison of Transforming Powder Dressing to NPIAP Recommended Standard of Care Therapies in Stage 2, 3 and 4 Pressure Injuries
ULURU Inc.
- Location
- Washington D.C., DC + 12 other US sites
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteersPhase 4
Acute Partial Thickness Burn Study Comparing Transforming Powder Dressing to Standard of Care Dressing
ULURU Inc.
- Location
- Washington D.C., DC + 5 other US sites
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Apple Health Study
Apple Inc.
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
NIAID Centralized Sequencing Protocol
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 0 mo–100
- RecruitingHealthy volunteers
Clinical and Genetic Evaluation of Individuals With Undiagnosed Disorders Through the Undiagnosed Diseases Network
National Human Genome Research Institute (NHGRI)
- Location
- Washington D.C., DC + 23 other US sites
- Eligibility basics
- Ages 1 mo–100
- RecruitingHealthy volunteersPhase 2
Prevention of Postpartum Hemorrhage With Tranexamic Acid
Inova Health Care Services
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–50 · Women only
- RecruitingHealthy volunteers
Characterization of Patients With Uncommon Presentations and/or Uncommon Diseases Associated With the Cardiovascular System
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 1–100
- RecruitingHealthy volunteers
Technical Development of Cardiovascular Magnetic Resonance Imaging
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Washington D.C., DC + 1 other US site
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Combatting HIV Or Other STIs Early (CHOOSE)
Westat
- Location
- Washington D.C., DC + 5 other US sites
- Eligibility basics
- Ages 13–24 · Men only
- RecruitingHealthy volunteers
Collecting Blood Samples From Patients With and Without Cancer to Evaluate Tests for Early Cancer Detection
Alliance for Clinical Trials in Oncology
- Location
- Washington D.C., DC + 612 other US sites
- Eligibility basics
- Ages 40–75
Who these studies look for
“Healthy” is decided at screening, not by you. Sites usually check vital signs, blood and urine tests, an ECG, your medications and sometimes your BMI or smoking status. A study can still turn you away for reasons that have nothing to do with being unwell, such as timing or a full roster.
Matching a page like this one never means you qualify. Each research team decides eligibility at screening.
Questions
Do healthy volunteer studies pay?
Many do, because volunteers give up time and follow strict schedules, but amounts are set by each study and are usually only confirmed by the research site. When a record states an amount we show the exact wording; otherwise we say compensation is not disclosed.
What happens at a screening visit?
Expect consent paperwork first, then a health questionnaire, vital signs, blood and urine samples and often an ECG. You can ask questions and withdraw at any time, before or after you sign.