Location · Cincinnati, OH
Clinical trials in Cincinnati, OH
344 recruiting studies have a site in the Cincinnati area, and 80 of them accept healthy volunteers. The area includes Mason, West Chester, Fairfield, Blue Ash, Hamilton, Middletown and nearby cities.
344 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
2 studies with pay posted
Exact amounts posted by the research company for each study. The button opens that study’s own page.
Pays up to
$11,750
Healthy Men and Women of Nonchildbearing Potential, Ages 21–60
Medpace · Cincinnati, OH
12 outpatient visits (including screening) plus 2 separate 8-night stays at the Phase 1 unit.
Ages 21–60 · Male/Female
View study & apply (opens in a new tab)Opens Medpace’s page for this exact study
Pays up to
$11,600
Overweight Healthy Adults, Ages 18–65
Medpace · Cincinnati, OH
13 outpatient visits (including screening) plus one 5-night stay and one 4-night stay at the Phase 1 unit.
Ages 18–65 · Male/Female
View study & apply (opens in a new tab)Opens Medpace’s page for this exact study
More recruiting studies (pay not posted)
- RecruitingHealthy volunteersPhase 1Overnight stay mentioned
A Single and Multiple Ascending Dose Study of HM17321 in Healthy and Obese Participants
Hanmi Pharmaceutical Company Limited
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 1/Phase 2
A Study of BLB-201 RSV Vaccine in Infants and Children
Blue Lake Biotechnology Inc.
- Location
- La Mesa, CA + 13 other US sites
- Eligibility basics
- Ages 6 mo–5
- RecruitingHealthy volunteersPhase 1/Phase 2
Phase 1/2 Study of Respiratory Syncytial Virus and Human Metapneumovirus (RSV+HMPV) Vaccine Candidate in Adults 60 Years of Age and Older
Sanofi
- Location
- Gadsden, AL + 49 other US sites
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteersPhase 1
A Study to Learn About a Vaccine Against E Coli in Healthy Adults
Pfizer
- Location
- Anaheim, CA + 9 other US sites
- Eligibility basics
- Ages 18–64
- RecruitingHealthy volunteersPhase 1
A Single- and Multiple-Ascending Dose Study of SRK-439 in Healthy Adults
Scholar Rock, Inc.
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteersPhase 1
First in Human Dose Escalation Study Evaluating the Safety and Immunogenicity of IVT's Shigella-04 Vaccine in Healthy Young Adults
Inventprise Inc.
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–49
- RecruitingHealthy volunteersPhase 1/Phase 2
Assessing Pulmonary Changes in HSCT
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 3+
- RecruitingHealthy volunteersPhase 1/Phase 2
Use of Hyperpolarized 129Xe MR Lung Imaging in Adults for Calibration
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersEarly Phase 1
Lorlatinib for Newly-Diagnosed High-Grade Glioma With ROS or ALK Fusion
Nationwide Children's Hospital
- Location
- Cincinnati, OH + 1 other US site
- Eligibility basics
- Ages 1–21
- RecruitingHealthy volunteersPhase 1
Comparative Analysis of Biotinylated, Irradiated and 51-Chromium Radiolabeled Red Blood Cells for Analysis of Recovery and Survival After Autologous Transfusion
Jose Cancelas
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 1/Phase 2
Use of Hyperpolarized Xenon Gas for Lung Imaging in Children and Adults
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 6+
- RecruitingHealthy volunteersEarly Phase 1
Effect of C-peptide on Hypoglycemic Counterregulation
University of Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteersOvernight stay mentioned
Suicide Treatment Alternatives for Teens
Children's Hospital Medical Center, Cincinnati
- Location
- Glen Oaks, NY + 2 other US sites
- Eligibility basics
- Ages 12–18
- RecruitingHealthy volunteers
Prospective Multi-Center Trial for FemBloc Permanent Birth Control
Femasys Inc.
- Location
- Chandler, AZ + 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
- Birmingham, AL + 101 other US sites
- Eligibility basics
- Ages 1 mo–7 mo
- 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
- Fair Oaks, CA + 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
- Birmingham, AL + 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
- Birmingham, AL + 36 other US sites
- Eligibility basics
- Ages 18–49
- RecruitingHealthy volunteers
BoxX-NoAF Clinical Trial
AtriCure, Inc.
- Location
- Scottsdale, AZ + 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
- Birmingham, AL + 50 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
A Randomized Comparison of Stage-Based Care Versus Risk Factor-Based Care for Prevention of Cardiovascular Events
Cleerly, Inc.
- Location
- Chandler, AZ + 121 other US sites
- Eligibility basics
- Ages 55+
- RecruitingHealthy volunteersPhase 3
BEATRIX: A Study to Learn About a Group B Streptococcus Vaccine in Healthy Pregnant Women and Their Babies
Pfizer
- Location
- Birmingham, AL + 111 other US sites
- Eligibility basics
- Ages 0 mo–49
- RecruitingHealthy volunteersPhase 3
Study to Learn About Safety, Tolerability, and Immune Response of a Catch-up Pneumococcal Vaccine in Children and Adolescents
Pfizer
- Location
- Birmingham, AL + 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
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 18–50