Location · Ohio
Clinical trials recruiting in Ohio
965 recruiting studies have at least one site in Ohio; 272 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 Ohio.
965 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
Peripheral Blood Mononuclear Cells Response In Healthy Controls, Heavy Drinkers, and Patients With Alcoholic Hepatitis
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
American Lung Association (ALA) Lung Health Cohort
Johns Hopkins University
- Location
- Columbus, OH + 26 other US sites
- Eligibility basics
- Ages 25–35
- RecruitingHealthy volunteersPhase 3
Cessation or Reduction of Alcohol Consumption in Veterans: A Randomized Controlled Trial for Alcohol Use Disorder (CRAVE)
VA Office of Research and Development
- Location
- Cleveland, OH + 17 other US sites
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 3
Delaying the Onset of Nearsightedness Until Treatment (DONUT) Clinical Trial
Ohio State University
- Location
- Columbus, OH + 11 other US sites
- Eligibility basics
- Ages 6–11
- RecruitingHealthy volunteers
PROSPECT Registry for Individuals at Risk for Genetic Prion Disease
Brian Appleby
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Immediate Versus Delayed Loading of Maxillary Overdenture Implants
Case Western Reserve University
- Location
- Cleveland, OH + 1 other US site
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteers
Multi-Site Detection of Barrett's Esophagus in Patients Without Chronic GERD Symptoms
Case Comprehensive Cancer Center
- Location
- Cleveland, OH + 4 other US sites
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Biospecimen Repository for Cardiac Arrhythmias at the Cleveland Clinic
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Sickle Cell Disease Biofluid Chip Technology (SCD BioChip)
University Hospitals Cleveland Medical Center
- Location
- Cleveland, OH
- Eligibility basics
- Ages 12+
- RecruitingHealthy volunteers
Randomized Trial on Mobile Technology and Young Drivers' Cellphone Use
Motao Zhu
- Location
- Columbus, OH
- Eligibility basics
- Ages 18–24
- RecruitingHealthy volunteers
High-resolution MRI of Atrial Fibrillation Patients Prior to Focal Impulse and Rotor Modulation (FIRM) Ablation
Ohio State University
- Location
- Columbus, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Targeting Aging With a Ketone Ester for Function in Frailty
Buck Institute for Research on Aging
- Location
- Columbus, OH + 2 other US sites
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteersPhase 2/Phase 3
Amniotic Membrane Therapy for Interstitial Cystitis/Painful Bladder Syndrome
David Sheyn
- Location
- Clevleand, OH
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Quality of End-of-Life Care for Children With Cancer
Children's Oncology Group
- Location
- Cleveland, OH + 27 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Pragmatic Evaluation of Events And Benefits of Lipid-lowering in Older Adults
Duke University
- Location
- Cincinnati, OH + 88 other US sites
- Eligibility basics
- Ages 75+
- RecruitingHealthy volunteers
Friedreich Ataxia Global Clinical Consortium UNIFIED Natural History Study
Friedreich's Ataxia Research Alliance
- Location
- Columbus, OH + 8 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
The Abuse Liability of IQOS Heated Tobacco Products Among Adults Who Smoke
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
Hormonal Responses to a Mixed Meal in People With Cystic Fibrosis
University of Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteers
ASSESS ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Colombus, OH + 35 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PREVENT ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Columbus, OH + 30 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Leucine Enriched Essential Amino Acid Mixture to Reverse Muscle Loss in Cirrhosis
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Pharmacokinetics, Pharmacodynamics, and Safety Profile of Understudied Drugs Administered to Children Per Standard of Care (POPS)
Duke University
- Location
- Cincinnati, OH + 3 other US sites
- Eligibility basics
- Ages 0 mo–20
- RecruitingHealthy volunteers
Registry of Asthma Characterization and Recruitment 3 (RACR3)
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Cincinnati, OH + 4 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 4
Pimavanserin vs. Quetiapine for Treatment of Parkinson's Psychosis
VA Office of Research and Development
- Location
- Cleveland, OH + 8 other US sites
- Eligibility basics
- Ages 40+