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 volunteersPhase 1
Home-based Vision Therapy
VA Office of Research and Development
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteersPhase 1
S-Nitrosylation (SNO) Therapy During Autologous Blood Transfusion
James Reynolds
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18–35
- RecruitingHealthy volunteersEarly Phase 1
Gene Expression Changes In Young and Geriatric Skin
Wright State University
- Location
- Fairborn, OH
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteersPhase 1
Testing Use of Topical Imipramine in Reducing Ultraviolet B Induced Microvesicle Particle Release in Photosensitive Subjects
Wright State University
- Location
- Fairborn, OH
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteersOvernight stay mentioned
Suicide Treatment Alternatives for Teens
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH + 2 other US sites
- Eligibility basics
- Ages 12–18
- RecruitingHealthy volunteers
Prospective Multi-Center Trial for FemBloc Permanent Birth Control
Femasys Inc.
- Location
- Cincinnati, OH + 11 other US sites
- Eligibility basics
- Ages 21–50 · Women only
- RecruitingHealthy volunteersPhase 3
A Study to Learn About How a New Pneumococcal Vaccine Works in Infants.
Pfizer
- Location
- Cincinnati, OH + 101 other US sites
- Eligibility basics
- Ages 1 mo–7 mo
- RecruitingHealthy volunteersPhase 3
A Study of Aleniglipron in Adults With Obesity or Overweight and Type 2 Diabetes Mellitus (ACCOMPLISH-2)
Gasherbrum Bio, Inc., a wholly owned subsidiary of Structure Therapeutics
- Location
- Columbus, OH + 55 other US sites
- Eligibility basics
- Ages 18–79
- RecruitingHealthy volunteersPhase 4
Study of a Recombinant Spike COVID-19 Vaccine With Matrix-M in Older Adults and People at Increased Risk of Severe COVID-19
Sanofi
- Location
- Cincinnati, OH + 19 other US sites
- Eligibility basics
- Ages 12+
- RecruitingHealthy volunteersPhase 3
A Phase 3 Study of Revaccination in Subsequent Pregnancies With Bivalent RSV Vaccine and Duration of Protection of a Single Dose
Pfizer
- Location
- Cincinnati, OH + 76 other US sites
- Eligibility basics
- Ages 0 mo+
- RecruitingHealthy volunteersPhase 3
A Study to Assess the Safety, Tolerability, and Immunogenicity of 3 Lots of a Multivalent Pneumococcal Conjugate Vaccine Administered to Adults
Pfizer
- Location
- Cincinnati, OH + 36 other US sites
- Eligibility basics
- Ages 18–49
- RecruitingHealthy volunteers
BoxX-NoAF Clinical Trial
AtriCure, Inc.
- Location
- Cincinnati, OH + 30 other US sites
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Observational Study of Decentralized Urine Optical Interaction Patterns Associated With Environmental Microplastic and Nanoplastic Exposure
Ecotera Health LLC
- Location
- Cincinnati, OH + 50 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Evaluation of Approved Contact Lenses (CR-6657)
Johnson & Johnson Vision Care, Inc.
- Location
- Granville, OH + 3 other US sites
- Eligibility basics
- Ages 18–39
- RecruitingHealthy volunteersPhase 3
A Study of COVID-19 Vaccine(s) in Children and Adults
BioNTech SE
- Location
- Dayton, OH + 13 other US sites
- Eligibility basics
- Ages 5+
- RecruitingHealthy volunteersPhase 3
BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies
Pfizer
- Location
- Cincinnati, OH + 111 other US sites
- Eligibility basics
- Ages 0 mo–49
- RecruitingHealthy volunteersPhase 3
A Study to Learn About the Safety of an Expanded Pneumococcal Vaccine in Healthy Infants
Pfizer
- Location
- South Euclid, OH + 20 other US sites
- Eligibility basics
- Ages 1 mo–4 mo
- RecruitingHealthy volunteers
Within-Subject Comparison of Adipose Tissue Viability Following Liposuction
Apyx Medical
- Location
- Concord, OH + 1 other US site
- Eligibility basics
- Ages 30–65
- RecruitingHealthy volunteersPhase 3
Study to Learn About Safety, Tolerability, and Immune Response of a Catch-up Pneumococcal Vaccine in Children and Adolescents
Pfizer
- Location
- Cincinnati, OH + 49 other US sites
- Eligibility basics
- Ages 1–17
- RecruitingHealthy volunteersPhase 2
Study Testing the Efficacy, Safety, and Tolerability of EDI048 in Cryptosporidium Infection Model in Healthy Adults
Novartis Pharmaceuticals
- Location
- Cincinnati, OH + 1 other US site
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
Hybrid Delivery to Increase Access and Sustainability: Evaluating ezParent Implementation
Klein Buendel, Inc.
- Location
- Columbus, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
A Trial to Study the Effects of Ginseng and Cordyceps on Aerobic Capacity, Lactate Kinetics, and Nitric Oxide
Applied Food Sciences Inc.
- Location
- Canfield, OH
- Eligibility basics
- Ages 40–65
- RecruitingHealthy volunteers
Evaluation of the Q-Pad hrHPV Test System for Identifying Precancer
Qurasense
- Location
- Akron, OH + 2 other US sites
- Eligibility basics
- Ages 25+ · Women only
- RecruitingHealthy volunteers
Multicenter Trial of Antibiotic Eluting Graft for Promoting New Bone Growth in/Near Infected Bone Cavities
Elute, Inc.
- Location
- Columbus, OH + 11 other US sites
- Eligibility basics
- Ages 22+