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
A Split-Mouth Clinical Trial Evaluating the Bond Failure Rate of a New Etch-Free Orthodontic Adhesive
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 14–35
- 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
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 18–88
- RecruitingHealthy volunteers
Behavioral Assessment and Treatment of Problem Behavior in Children With Cornelia de Lange Syndrome
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
- Location
- Baltimore, MD
- Eligibility basics
- Ages 3–15
- RecruitingHealthy volunteers
An Evaluation of an Online Sexual Assault Resistance Program (IDEA3)
University of Maryland, College Park
- Location
- College Park, MD + 2 other US sites
- Eligibility basics
- Ages 17–24
- RecruitingHealthy volunteers
Get Better Together: Relationship Education For Military Couples
Henry M. Jackson Foundation for the Advancement of Military Medicine
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Surgeon-Initiated Bone Health Referral Pathway in Patients Undergoing Lower Extremity Arthroplasty
Johns Hopkins University
- Location
- Columbia, MD
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
SC2i Tissue and Data Repository Protocol
Henry M. Jackson Foundation for the Advancement of Military Medicine
- Location
- Bethesda, MD + 3 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Evaluation of Global Smart Drinking Goals Initiative
HBSA
- Location
- Calverton, MD
- Eligibility basics
- Ages 12+
- RecruitingHealthy volunteers
Early Achievements - Shaping Early Language and Literacy Skills
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
- Location
- Baltimore, MD
- Eligibility basics
- Ages 3–5
- RecruitingHealthy volunteers
The Effect of Sex Steroid Replacement Therapy in the Hypogonadism and Transgender Active-Duty Population
Walter Reed National Military Medical Center
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Specialty Compared to Oncology Delivered Palliative Care for Patients With Acute Myeloid Leukemia
Massachusetts General Hospital
- Location
- Baltimore, MD + 19 other US sites
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Barriers to Vegetarian Diets
University of Maryland, Baltimore
- Location
- Baltimore, MD + 2 other US sites
- Eligibility basics
- Ages 18–88
- RecruitingHealthy volunteers
Testicular Evaluation of Azoospermia Using Micro-Ultrasound
Paul Shin
- Location
- Rockville, MD
- Eligibility basics
- Ages 18+ · Men only
- RecruitingHealthy volunteers
Transcranial Electrical Stimulation (TES) at Slow Oscillation (SO) Frequency During NREM Sleep
U.S. Army Medical Research and Development Command
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–39
- RecruitingHealthy volunteersPhase 3
Filgrastim-Mobilized Stem Cells for Transplantation Using Unrelated Donors
Center for International Blood and Marrow Transplant Research
- Location
- Rockville, MD + 3 other US sites
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Speech Perception and High Cognitive Demand
University of Maryland, College Park
- Location
- College Park, MD + 1 other US site
- Eligibility basics
- Ages 65–85
- RecruitingHealthy volunteers
High-resolution Phosphocreatine and Creatine Mapping of Human Muscle and Brain
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 4
Bladder Botox UTI Antibiotic Prophylaxis
Walter Reed National Military Medical Center
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
An Evaluation of Two PTSD Assessments in an Active Duty and Military Veteran Sample
U.S. Army Medical Research and Development Command
- Location
- Bethesda, MD + 2 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of Intradetrusor onabotulinumtoxinA Injection Versus Conservative Management on Female Sexual Function in Patients With Bladder Pain Syndrome
Walter Reed National Military Medical Center
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–99 · Women only
- RecruitingHealthy volunteers
Regenerative Peripheral Nerve Interfaces to Treat Painful Digit and Hand Neuromas After Amputation
Medstar Health Research Institute
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Covid-19 Long Haul Preventative and Health Promotion Care Clinical Trial Acceleration Program.
Well- Konnect Healthcare Services and Research Firm
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Neurocognitive Mechanisms of Sentence Production Impairment in Aphasia
University of Maryland, College Park
- Location
- College Park, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Vaginal Estradiol vs Oral Beta-3 Agonist for Overactive Bladder Syndrome
Walter Reed National Military Medical Center
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18+ · Women only
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.