Location · Maryland
Clinical trials recruiting in Maryland
891 recruiting studies have at least one site in Maryland; 511 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 Maryland.
891 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
Outcome Inference in the Sensory Preconditioning Task in Opioid-Use Disorder
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21–60
- RecruitingHealthy volunteers
Androgen Receptor, Implications for Health and Wellbeing: Natural History Study of Individuals With Androgen Insensitivity
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 8–99
- RecruitingHealthy volunteers
An Investigation of Pituitary Tumors and Related Hypothalmic Disorders
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–70
- RecruitingHealthy volunteers
Advanced Functional and Structural MRI Techniques for Neuropharmacological Imaging
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Normal Values in Hearing and Balance Testing
National Institute on Deafness and Other Communication Disorders (NIDCD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 5–80
- RecruitingHealthy volunteers
Noninvasive Pre-surgical Evaluation of Patients With Focal Epilepsy and Establishment of a Normative Imaging Database
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 8–120
- RecruitingHealthy volunteers
Natural History of Dysregulation and Aging of the Immune System in People With Trisomy 21 With and Without Thymectomy
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 1–120
- RecruitingHealthy volunteers
Improving Student Mental Health Through a Universal Trauma-Informed Intervention
Johns Hopkins Bloomberg School of Public Health
- Location
- Baltimore, MD + 2 other US sites
- Eligibility basics
- Ages 12–15
- RecruitingHealthy volunteers
Immune Regulation in Ulcerative Colitis or Crohn s Disease
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 0 mo–75
- RecruitingHealthy volunteers
Von Hippel-Lindau (VHL): Clinical Manifestations, Diagnosis, Management and Molecular Bases of Inherited Renal and Other Urologic Malignant Disorders
National Cancer Institute (NCI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
Viral Load in Blood and Lymph Tissues in People Living With HIV
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Fungal Infection Susceptibility
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
Studies of Blood Flow to the Brain During Thought
National Institute of Mental Health (NIMH)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Role of Genetic Factors in the Development of Lung Disease
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–90
- RecruitingHealthy volunteers
COLLECT BLOOD/RESEARCH USE
National Institutes of Health Clinical Center (CC)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Diabetes and Heart Disease Risk in Blacks
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Study of New Magnetic Resonance Imaging Methods of the Brain
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteersPhase 2
Study of Neuro-Cognitive Correlates of Pediatric Anxiety Disorders
National Institute of Mental Health (NIMH)
- Location
- Bethesda, MD + 1 other US site
- Eligibility basics
- Ages 8–65
- RecruitingHealthy volunteers
Collection of Serum and Tissue Samples From Patients With Biopsy-Proved or Suspected Malignant Disease
National Cancer Institute (NCI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
Cancer in Inherited Bone Marrow Failure Syndromes
National Cancer Institute (NCI)
- Location
- Bethesda, MD + 1 other US site
- Eligibility basics
- Ages 0 mo–100
- RecruitingHealthy volunteers
Genetic Analysis of Birt Hogg-Dube Syndrome and Characterization of Predisposition to Kidney Cancer
National Cancer Institute (NCI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
Collection of Blood From Patients With Cancer
National Cancer Institute (NCI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Collection of Data and Samples From Healthy Donors for Use in Translational Research
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteers
Evaluation of Patients With Immune Function Abnormalities
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Any age listed