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
Effects of Tobacco Cut and Nicotine Form on the Abuse Liability of Moist Snuff
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteersPhase 4
THRIVE Study: Understanding How Oral Nicotine Pouches Affect Public Health
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteers
Robotic Versus Open Ventral Hernia Repair
Lucas Beffa
- Location
- Cleveland, OH + 4 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Manipulating E-Cigarette Nicotine to Promote Public Health
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
Integrative Medicine in Pain Management in Sickle Cell Disease, 2.0
University of Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 14–80
- RecruitingHealthy volunteers
Genetic Determinants of Barrett's Esophagus and Esophageal Adenocarcinoma
Case Western Reserve University
- Location
- Cleveland, OH + 9 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Low Dose Tamoxifen With or Without Omega-3 Fatty Acids for Breast Cancer Risk Reduction
National Cancer Institute (NCI)
- Location
- Columbus, OH + 2 other US sites
- Eligibility basics
- Ages 45–74 · Women only
- RecruitingHealthy volunteersPhase 4
Fibrosis Lessens After Metabolic Surgery
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
Longitudinal Validation of CIRC Technologies
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The Impact of Irrisept in Reducing Urinary Tract Infection During Urethral Catheter Removal.
Ohio State University
- Location
- Columbus, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Self-collection for HPV Testing to Improve Cervical Cancer Prevention (SHIP) Trial (LMI-001-A-S04)
National Cancer Institute (NCI)
- Location
- Cincinnati, OH + 17 other US sites
- Eligibility basics
- Ages 25+ · Women only
- RecruitingHealthy volunteers
PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
Michael J. Fox Foundation for Parkinson's Research
- Location
- Cincinnati, OH + 29 other US sites
- Eligibility basics
- Ages 30+
- RecruitingHealthy volunteers
Pancreatic Cancer Early Detection Consortium
Arbor Research Collaborative for Health
- Location
- Columbus, OH + 39 other US sites
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
DNA Repair Activity in the Skin of Day and Night Shift Workers
Wright State University
- Location
- Fairborn, OH
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Comprehensive HHT Outcomes Registry of the United States (CHORUS)
Cure HHT
- Location
- Cleveland, OH + 15 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Effects of Acute Ketone Supplementation on the Brain
Christopher Crabtree
- Location
- Columbus, OH
- Eligibility basics
- Ages 45–65
- RecruitingHealthy volunteers
Health-E You Efficacy Trial for Male Adolescents
Johns Hopkins University
- Location
- Cincinnati, OH + 7 other US sites
- Eligibility basics
- Ages 13–21 · Men only
- RecruitingHealthy volunteers
Comparison of Two Quantitative EMG Monitors for Deep Neuromuscular Block in Laparoscopic/Robotic and VATS Surgery
Ohio State University
- Location
- Columbus, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Curcumin & Astaxanthin for Lowering Triglyceride Readings and Inflammation
Medinutra LLC
- Location
- Dublin, OH
- Eligibility basics
- Ages 21–59
- RecruitingHealthy volunteers
Tracking Early Emergence of Sound Perception Impairments in FXS With Multimodal fNIRS/EEG- Infant
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 6 mo–2
- RecruitingHealthy volunteers
Evaluation of Geriatric Assessment and Management for Older Adults With Non-small Cell Lung Cancer Receiving Chemotherapy Radiation Therapy
City of Hope Medical Center
- Location
- Columbus, OH + 1 other US site
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteers
Upper vs Lower Extremity BP in Spinal Cesarean Using ClearSight
Ohio State University
- Location
- Columbus, OH
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Genetic and Environmental Risk Factors for Hemorrhagic Stroke
State University of New York at Buffalo
- Location
- Cincinnati, OH + 4 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Cognitive and Immunologic Profiles of Patients With Olfactory Dysfunction After Smell Training
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18+