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 volunteersPhase 1/Phase 2
Double-blind Placebo Controlled Study to Evaluate the Effect of NAD+ Boosting With Nicotinamide Riboside on Immunometabolism and Immunity in Systemic Lupus Erythematosus
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–120 · Women only
- RecruitingHealthy volunteersPhase 1/Phase 2
Effects of Psilocybin on Electrophysiology and the Dynamic Content of Thought
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteersPhase 1
Safety, Tolerability, and Bioeffects of Alirocumab in Non-treatment Seeking Heavy Drinkers
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteersEarly Phase 1
Evaluation of the Electronic Cigarette Withdrawal Syndrome
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21–55
- RecruitingHealthy volunteersEarly Phase 1
Optic Nerve Head Strain in Non-glaucoma Subjects
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 30–90
- RecruitingHealthy volunteersPhase 1
Cabotegravir-Hormone PK/PD Interactions for HIV Prevention
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 19+
- RecruitingHealthy volunteersPhase 1/Phase 2
Vasopressin and Pain Perception in the Brain
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1
HPV DNA Vaccine Via Electroporation for HPV16 Positive Cervical Neoplasia
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
- Location
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 19+ · Women only
- RecruitingHealthy volunteersEarly Phase 1
Measuring Acute Drug Demand in Humans
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1
Controlled Human Infection Study of Orally Administered Trichuris Trichiura Eggs in Naïve Adults
George Washington University
- Location
- Bethesda, MD + 1 other US site
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteersPhase 1
Behavioral Pharmacology of Orally Administered THC and D-limonene
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21–55
- RecruitingHealthy volunteersOvernight stay mentioned
Anesthetic Optimization in Pediatric LeFort Surgeries
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 14+
- RecruitingHealthy volunteersPhase 1
Safety and Immunogenicity of Ad4-HIV Envelope Vaccine Vectors in Healthy Volunteers
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1
Effect of Cannabis on E-Cigarette Use Behavior
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteersPhase 1
Investigation of Psychedelic Effects in Psychoactive Substances
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 25–55
- RecruitingHealthy volunteersPhase 1
Acute Effects of Oral Nicotine Pouches
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteersPhase 1
Evaluation of Single Dosing With Two F/TAF Tablets Among Healthy Volunteers
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1/Phase 2
Repeat Peripheral Blood Stem Cell Transplantation for Patients With Sickle Cell Disease and Falling Donor Myeloid Chimerism Levels
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–80
- RecruitingHealthy volunteersPhase 1
Effect of Cannabis on Cigarette Use Behavior
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteersPhase 1
Oral Cannabidiol for Tobacco Cessation
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersEarly Phase 1
Differing Levels of Hypoglycemia
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1
Cannabidiol (CBD) in Adults With ASD
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1
Hyperpolarized 13C-pyruvate Metabolic MRI With Traumatic Brain Injury
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 3
A Study to Learn About How a New Pneumococcal Vaccine Works in Infants.
Pfizer
- Location
- Baltimore, MD + 101 other US sites
- Eligibility basics
- Ages 1 mo–7 mo