Healthy volunteers · Connecticut
Studies for healthy volunteers in Connecticut
140 studies have at least one recruiting site in Connecticut. 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.
140 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteers
Drinking, Acetate, and Stress
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Effects of Freeze-dried Grape Powder on Immune Profiles in Healthy Aging Adults
University of Connecticut
- Location
- Storrs, CT
- Eligibility basics
- Ages 50–75
- RecruitingHealthy volunteersPhase 2
Evaluation of Tau-Pathology in Sporadic and LRRK2 Parkinson's Disease
Michael J. Fox Foundation for Parkinson's Research
- Location
- New Haven, CT
- Eligibility basics
- Ages 45–85
- RecruitingHealthy volunteersPhase 2
Kick-Nic! Youth Quit Vaping App
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 12–19
- RecruitingHealthy volunteersPhase 2
CUE-101with Pembrolizumab for Locally Advanced HPV+HNSCCs
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Rash & Diarrhea Prophylaxis With Capivasertib
Maryam Lustberg
- Location
- New Haven, CT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
Michael J. Fox Foundation for Parkinson's Research
- Location
- New Haven, CT + 29 other US sites
- Eligibility basics
- Ages 30+
- RecruitingHealthy volunteersPhase 2/Phase 3
A Study of Potential Disease Modifying Treatments in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation
Washington University School of Medicine
- Location
- New Haven, CT + 11 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2/Phase 3
A Study of a Potential Disease Modifying Treatment in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation
Washington University School of Medicine
- Location
- New Haven, CT + 11 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Transcranial Direct Current Stimulation and Extinction in Obsessive Compulsive Disorder
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Pancreatic Cancer Early Detection Consortium
Arbor Research Collaborative for Health
- Location
- New Haven, CT + 39 other US sites
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Comprehensive HHT Outcomes Registry of the United States (CHORUS)
Cure HHT
- Location
- New Haven, CT + 15 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Transcranial Magnetic Stimulation (TMS) to Treat Depression in Autism Spectrum Disorder
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteersPhase 4
Oral Contraceptive Pill (OCP) Pharmacogenomics
Yale University
- Location
- New Haven, CT + 1 other US site
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Speech Motor Learning and Retention (Aim 3)
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Assessment and Educational Intervention to Reduce Ultra-processed Food Consumption in Pediatric Patients With IBD
Connecticut Children's Medical Center
- Location
- Hartford, CT
- Eligibility basics
- Ages 10–21
- RecruitingHealthy volunteers
Neural Mechanisms of the Social Brain
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Integrated Cancer Repository for Cancer Research
University of Nebraska
- Location
- Manchester, CT + 41 other US sites
- Eligibility basics
- Ages 19–110
- RecruitingHealthy volunteers
Reversal of Lipid-Induced Insulin Resistance
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteersPhase 2
Efficacy of Guselkumab in Treating Hailey Hailey Disease
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Effect of the Thrive AI Health App on Lifestyle Behaviors and Quality of Life
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 40+
- RecruitingHealthy volunteers
Opioid Use Disorder and Pain
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 21–60
- RecruitingHealthy volunteers
Investigation of Lymph Node Biology in Kidney Cancer
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Imaging Phosphodiesterase 4B (PDE4B) in People With Psychiatric Disorders With Positron Emission Tomography (PET) and the Radiotracer [18F]PF974
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–70
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.