Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 1, 2026, 3:25 PM EDT

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Showing 25–48 of 593 matching trials from the live ClinicalTrials.gov search.
Conditions
Gastric Antral Vascular Ectasia, Cirrhosis, Chronic Kidney Disease
Interventions
Gastric Emptying Breath Test
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
19 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Aphasia
Interventions
Criterion-learning practice
Behavioral
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years to 89 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Elkins Park, Pennsylvania
Conditions
Fragile X Syndrome
Interventions
Speech discrimination
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
24 Months to 4 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

The Impact and Detection of Driving Impairments Associated With Acute Cannabis Smoking

NCT02849587
Conditions
Cannabis Intoxication
Interventions
Cannabis
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
21 Years to 55 Years
Enrollment
199 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Diego, California
Conditions
Arthritis, Pain, Cognitive Impairment
Interventions
long acting oxycodone, extra strength acetaminophen
Drug
Lead sponsor
University of Chicago
Other
Eligibility
65 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Retrieval-based Word Learning in Developmental Language Disorder: Adaptive Retrieval Schedule

NCT06995014
Conditions
Developmental Language Disorder, Specific Language Impairment, Language Development
Interventions
Retrieval-based word learning: Standard retrieval practice schedule, Retrieval-based word learning: Adaptive retrieval practice schedule
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
48 Months to 71 Months
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Phase 1Phase 2 Interventional Results available

Metformin and Muscle in Insulin-resistant Older Veterans

NCT01804049
Conditions
Prediabetes
Interventions
metformin, placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Portland, Oregon
Completed Not applicable Interventional Results available

Exercise in Adults With Mild Memory Problems

NCT02814526
Conditions
Mild Cognitive Impairment, Cognitive Decline, Memory Impairment
Interventions
Aerobic exercise, Stretching/balance/range of motion exercise
Behavioral
Lead sponsor
Alzheimer's Disease Cooperative Study (ADCS)
Other
Eligibility
65 Years to 89 Years
Enrollment
296 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
14
States / cities
Irvine, California • Palo Alto, California • New Haven, Connecticut + 10 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Closed-Loop Brain Stimulation as a Potential Intervention for Cognitive Decline

NCT05907343
Conditions
Mild Cognitive Impairment, Alzheimer Dementia (AD)
Interventions
Closed-loop TBS, Open-loop TBS
Device
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 90 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Austin, Texas
Conditions
Alzheimer Disease, Anxiety, Agitation,Psychomotor, Mild Cognitive Impairment (MCI) Due to Alzheimer's Disease
Interventions
high CBD/low THC sublingual solution
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
55 Years to 90 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Belmont, Massachusetts
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Neurodevelopmental Outcomes in Cerebral Visual Impairment

NCT07212010
Conditions
Cerebral Visual Impairment
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Months to 72 Months
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
Cincinnati, Ohio
Not listed No phase listed Observational Accepts healthy volunteers

Alzheimer's Disease Core Center

NCT01421420
Conditions
Alzheimer's Disease, Mild Cognitive Impairment, Age-Related Memory Disorders
Interventions
Not listed
Lead sponsor
University of Arizona
Other
Eligibility
50 Years and older
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Hearing Loss
Interventions
Hearing
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2003
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Mild Cognitive Impairment, Memory Disorders, Memory Loss
Interventions
HD-tDCS combined with CT, sham HD-tDCS combined with CT
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
50 Years to 90 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Hearing Aid Noise Reduction in Pediatric Users (Oticon Study)

NCT03771287
Conditions
Hearing Impairment, Hearing Loss, Sensorineural
Interventions
Oticon OpenSound Navigator speech enhancement algorithm, Oticon omni-directional microphone algorithm
Device
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
6 Years to 13 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Hearing Impaired
Interventions
Talker variability
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Traumatic Brain Injury, Memory Deficits
Interventions
Donepezil, Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2024
U.S. locations
4
States / cities
Indianapolis, Indiana • Charlestown, Massachusetts • Elkins Park, Pennsylvania + 1 more
Conditions
Spinal Fusion, Hyperglycemia, Postoperative Pain Management, Postoperative Care, Spine Disease, Neurologic Deficits, Neurological Disorder, Inflammation, Spine Condition, Spinal (Fusion) Surgery, Cytokine Levels, Spine Fusion
Interventions
Auricular vagus nerve stimulation, Sham Auricular Vagus nerve Stimulation
Device
Lead sponsor
Alexander T. Yahanda
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Vision Impairment
Interventions
Prevention of Falls
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2001
U.S. locations
1
States / cities
Decatur, Georgia
Conditions
Parkinson's Disease, Gait Impairment
Interventions
Methylphenidate (MPD), Placebo
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
35 Years to 85 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Hearing Loss, Language Impairment
Interventions
Feedback with massed trials, Feedback with spaced trials, No feedback with massed trials, No feedback with spaced trials
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
5 Years to 9 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Neurologic Deficits, Neurologic Disorder, Neurologic Abnormalities
Interventions
clinical Whole Genome Sequencing
Other
Lead sponsor
Illumina, Inc.
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Chronic Pain, Mild Cognitive Impairment
Interventions
Feeling of Being, Health Enhancement Program
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years to 120 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Burning Pain, Impaired Balance, Malignant Ovarian Neoplasm, Numbness, Peripheral Neuropathy, Pain, Acute, Tingling
Interventions
Diode Laser fiber type Selective Stimulator (DLss)
Diagnostic Test
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Palo Alto, California