Healthy volunteers · Maryland
Studies for healthy volunteers in Maryland
511 studies have at least one recruiting site in Maryland. 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.
511 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
Acoustic Stimulation During Restricted Sleep After Sleep Deprivation
Walter Reed Army Institute of Research (WRAIR)
- Location
- Silver Spring, MD
- Eligibility basics
- Ages 18–39
- RecruitingHealthy volunteers
Enroll -HD: A Prospective Registry Study in a Global Huntington's Disease Cohort
CHDI Foundation, Inc.
- Location
- Baltimore, MD + 51 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The Effect of Teprotumumab on Thyroid Eye Disease and Thyroid Dysfunction
Walter Reed National Military Medical Center
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The PCOS Challenge Study
PCOS Challenge: The National Polycystic Ovary Syndrome Association
- Location
- Bethesda, MD
- Eligibility basics
- Ages 12–80 · Women only
- RecruitingHealthy volunteers
REFINE Study: A Study In a Novel Interspinous Fusion Device In Subjects With Low Back Pain
Pacific Research Institute
- Location
- Oxon Hill, MD + 8 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Phase 2 Safety and Immunogenicity Study of Rift Valley Fever Vaccine
U.S. Army Medical Research and Development Command
- Location
- Fort Deterick, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 4
Standard Injections Versus Reduced Injections for Intravesical onabotulinumtoxinA Treatment of Overactive Bladder
Walter Reed National Military Medical Center
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18+
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.