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7,120 recruiting studies with US sites, from the official ClinicalTrials.gov registry (refreshed Oct 26, 2026). No sign-up needed.
Most recently updated studies · page 136 of 297
- RecruitingHealthy volunteers
Neuromuscular Electrical Stimulation: A Novel Treatment for Improving Metabolism
University of Texas, El Paso
- Location
- El Paso, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 4
Risk of Acute Complications With Rocuronium vs Cisatracurium in Patients With Chronic Kidney Disease
The University of Texas Medical Branch, Galveston
- Location
- Galveston, TX
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Geriatric Assessment and Management for Older Adults Undergoing Chemotherapy and Radiation Therapy for Head and Neck Cancer and Their Family Caregivers
City of Hope Medical Center
- Location
- Duarte, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effects of Vagal Nerve Stimulation on Leg Muscle Activity and Posture in Parkinson's Disease
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 21–76
- RecruitingHealthy volunteers
Quantifying Motor Network Dynamics to Predict and Enhance Outcomes in Pediatric Dystonia
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 6–21
- RecruitingHealthy volunteers
Environmental Exposure Assessment in High-Risk and Early-Onset Breast Cancer Care
City of Hope Medical Center
- Location
- Duarte, CA
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Fiber Soda on Postprandial Risk Factors
Ball State University
- Location
- Muncie, IN
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
EXercise-induced PhysioLogical Adaptations In Neurological Disorders
Brigham and Women's Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Feasibility and Acceptability of Remote Saliva Collection
St. Jude Children's Research Hospital
- Location
- Memphis, TN
- Eligibility basics
- Ages 8–18
- RecruitingHealthy volunteers
An Investigation of Pituitary Tumors and Related Hypothalmic Disorders
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–70
- RecruitingHealthy volunteers
Advanced Functional and Structural MRI Techniques for Neuropharmacological Imaging
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Normal Values in Hearing and Balance Testing
National Institute on Deafness and Other Communication Disorders (NIDCD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 5–80
- RecruitingHealthy volunteers
Noninvasive Pre-surgical Evaluation of Patients With Focal Epilepsy and Establishment of a Normative Imaging Database
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 8–120
- RecruitingHealthy volunteers
Intraoperative OCT Guidance of Intraocular Surgery II
Duke University
- Location
- Durham, NC
- Eligibility basics
- Ages 1 mo+
- RecruitingHealthy volunteers
The Influence of 3D Printed Prostheses on Neural Activation Patterns
University of Nebraska
- Location
- Omaha, NE
- Eligibility basics
- Ages 3–18
- RecruitingHealthy volunteers
Using Nicotine to Reverse Age-related Auditory Processing Deficits
University of California, Irvine
- Location
- Irvine, CA + 1 other US site
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteersPhase 3
Basal Cell Carcinoma Chemoprevention Trial
VA Office of Research and Development
- Location
- San Diego, CA + 5 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
A SMART Evaluation of an Adaptive Web-based AUD Treatment for Service Members and Their Partners
Stanford University
- Location
- Palo Alto, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Accelerated Resolution Therapy for Early Maladaptive Grief
Mayo Clinic
- Location
- Phoenix, AZ + 3 other US sites
- Eligibility basics
- Ages 55+
- RecruitingHealthy volunteersPhase 2
Pharmacogenetic Panel to Prevent Adverse Drug Reactions in Daily Primary Care Practice:
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The Increase of Lung Capacity Using the Lung Master (Pulmonary Exerciser)
University of Nebraska
- Location
- Omaha, NE
- Eligibility basics
- Ages 19+
- RecruitingHealthy volunteers
Very Brief Exposure: Development of a Novel Exposure Modality for Social Anxiety Disorder in Transition-Age Youth
Children's Hospital Los Angeles
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 16–22
- RecruitingHealthy volunteers
Cannabis Association With Sleep Study
Oregon Health and Science University
- Location
- Portland, OR
- Eligibility basics
- Ages 21–29
- RecruitingHealthy volunteersPhase 4
Enhancing PrEP Uptake and Retention Among Latine TGW and GBM in the South Using Long-Acting Injectable PrEP
Duke University
- Location
- Durham, NC
- Eligibility basics
- Ages 18+ · Men only
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