Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 17, 2026, 7:24 AM EDT

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Showing 841–864 of 1,368 matching trials from the live ClinicalTrials.gov search.
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparing Hearing Aid Fitting Methods in Blast-exposed Veterans

NCT06309264
Conditions
Auditory Diseases, Central
Interventions
Phonak Lumina P90
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
3
States / cities
Loma Linda, California • Sepulveda, California • West Los Angeles, California
Conditions
Alzheimer Disease, Down Syndrome, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Recruiting Phase 1Phase 2 Interventional

Sense4Safety Intervention

NCT07220668
Conditions
Mild Cognitive Impairment
Interventions
Sense4Safety
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
65 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Cognitive Impairment, Traumatic Brain Injury
Interventions
repetitive Transcranial Magnetic Stimulation
Device
Lead sponsor
Hunter Holmes Mcguire Veteran Affairs Medical Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Richmond, Virginia
Completed Phase 2 Interventional Results available

Endothelial Facilitation in Alzheimer's Disease

NCT01439555
Conditions
Alzheimer's Disease
Interventions
Simvastatin, L-Arginine, Tetrahydrobiopterin
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
55 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Breast Cancer, Obesity
Interventions
Not listed
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
45 Years to 75 Years · Female only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Completed Phase 1 Interventional Accepts healthy volunteers

Standardized Field Test for Marijuana Impairment II

NCT05115513
Conditions
Marijuana Impairment
Interventions
Medium THC, Placebo THC
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Hartford, Connecticut
Not listed No phase listed Observational Accepts healthy volunteers

PET Changes in Alzheimer's Disease (AD)

NCT00094913
Conditions
Alzheimer Disease
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
20 Years to 90 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional

Animal Assisted Therapy

NCT07227181
Conditions
Anxiety, Trauma, Hospitalized Adult Patients, Rehabilitation, Physical Mobility Impairment, Therapy Dog, Pediatric Patient (1m-21y)
Interventions
Therapy Dog, Standard mobilization
Other
Lead sponsor
Andrew Bernard
Other
Eligibility
4 Years to 99 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Lexington, Kentucky
Recruiting Not applicable Interventional Accepts healthy volunteers

Moving Yourself in Space and Time: MYSTIC

NCT07697664
Conditions
Parkinson's Disease (PD), Alzheimer's Disease (AD) and Related Disorders, Older Adults (60 - 85 Years Old)
Interventions
Complex Rhythmic Movement Sequences (CRMS) Sessions
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years to 79 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Opioid-Related Disorders, Stimulant-Related Disorder, Child Neglect, Mental Health Impairment
Interventions
Prevention Adaptation of Families Actively Improving Relationships (PRE-FAIR), Standard Case Management and Referral
Behavioral
Lead sponsor
Chestnut Health Systems
Other
Eligibility
16 Years to 30 Years
Enrollment
241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Eugene, Oregon
Completed No phase listed Observational Accepts healthy volunteers

Stanford ICU Delirium PIPRA Study

NCT06519890
Conditions
Delirium, Cognitive Impairment, Delirium, Postoperative
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
199 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Stroke, Mild Cognitive Impairment
Interventions
Transcranial Dirrect Current Stimulation
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 99 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Cancer-related Problem/Condition, Cognitive Impairment
Interventions
MAAT-G, Supportive therapy (time and attention control)
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
65 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, New York
Completed Phase 2 Interventional Accepts healthy volunteers Results available

SNIFF - Combo INI+EMPA Trial

NCT05081219
Conditions
Mild Cognitive Impairment, Cognitive Impairment, Alzheimer Disease
Interventions
Insulin (Humulin® R U-100), Empagliflozin 10 MG, Aptar Pharma CPS Intranasal Delivery Device, Placebo (Insulin Diluent), Placebo (Capsules)
Drug · Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
55 Years to 85 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Alzheimer Disease, Healthy Volunteers
Interventions
TAK-071, Donepezil, TAK-071 Placebo, Donepezil Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 90 Years
Enrollment
179 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Glendale, California
Conditions
Alzheimer Disease
Interventions
11C-ER176, 18F-MK6240, 18F-Florbetaben, Lumbar Puncture
Drug · Procedure
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Results available

Computerized Cognitive Training in Breast Cancer Survivors

NCT05570604
Conditions
Breast Cancer, Cognitive Change, Cognitive Impairment, Quality of Life
Interventions
Sweep Seeker, Bird Safari, Jewel Diver, Master Gardener, Road Tour, Computerized Crossword Puzzles
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
21 Years and older · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Sepsis, Cognitive Impairment
Interventions
Not listed
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed No phase listed Observational Results available

Screening and Interventions in an Acute Care Setting

NCT00545155
Conditions
Depression, Medication Administered in Error, Cognitive Impairment
Interventions
Not listed
Lead sponsor
University of Rochester
Other
Eligibility
65 Years and older
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Rochester, New York
Conditions
Alzheimer Disease (AD), Mild Cognitive Impairment (MCI)
Interventions
Metronome
Other
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
50 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Cognitive Impairment
Interventions
Group 1, Group 2, Group 3, Group 4
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
2
States / cities
San Francisco, California
Completed Phase 4 Interventional Accepts healthy volunteers

Donepezil in Preventing Delirium in Hospitalized Elderly

NCT00182884
Conditions
Postoperative Complications, Delirium
Interventions
Donepezil
Drug
Lead sponsor
Indiana University Health
Other
Eligibility
65 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Terminated Not applicable Interventional

Dental Carotid Cognitive Study

NCT03755362
Conditions
Carotid Stenosis, Mild Cognitive Impairment, Periodontitis
Interventions
Standard Treatment, Intensive Treatment
Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
60 Years to 100 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland