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ClinicalTrials.gov public records Last synced Sep 25, 2026, 11:04 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Health Impairment Clear all
Completed Phase 2 Interventional Results available

Nicotinamide as an Early Alzheimer's Disease Treatment

NCT03061474
View directory record Official record
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Nicotinamide, Placebo Comparator
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
50 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
2
States / cities
Irvine, California • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Sep 25, 2026, 11:04 PM EDT
Terminated Phase 2 Interventional

Study to Evaluate the Efficacy, Safety, and Tolerability of Luvadaxistat in Participants With Cognitive Impairment Associated With Schizophrenia

NCT05182476
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, Luvadaxistat
Drug
Lead sponsor
Neurocrine Biosciences
Industry
Eligibility
18 Years to 50 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
33
States / cities
Phoenix, Arizona • Bentonville, Arkansas • Bryant, Arkansas + 24 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of Let's Know! First Grade

NCT06945289
View directory record Official record
Conditions
Developmental Language Disorder and Language Impairment
Interventions
Let's Know!
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
6 Years to 8 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics of TD-4208 in Patients With Severe Renal Impairment

NCT02578082
View directory record Official record
Conditions
Renal Impairment
Interventions
TD-4208
Drug
Lead sponsor
Mylan Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 23, 2022 · Synced Sep 25, 2026, 11:04 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalopathy (CADASIL) Study

NCT05677880
View directory record Official record
Conditions
CADASIL
Interventions
Study Procedures
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
660 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
12
States / cities
Los Angeles, California • San Francisco, California • Denver, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Active, not recruiting Not applicable Interventional

Neurophysiology Biomarkers of Cognitive Impairment Associated With Deep Brain Stimulation

NCT05933681
View directory record Official record
Conditions
Parkinson Disease
Interventions
Neural recordings and stimulation
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
40 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 20, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Measurement and Training of Dual-Task of Gait in Persons With Multiple Sclerosis

NCT03536299
View directory record Official record
Conditions
Multiple Sclerosis, Gait Disorders, Neurologic, Cognitive Impairment
Interventions
Dual-task gait, Single-task gait
Other
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2019 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Phase I Study to Investigate the Effect of Hepatic Impairment on the PK, Safety, and Tolerability of AZD2693

NCT05919069
View directory record Official record
Conditions
Hepatic Impairment
Interventions
AZD2693
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 75 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
Rialto, California • Miami Lakes, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 1 Interventional

Open Label Pharmacokinetic Study of SAR302503 in Subjects With Hepatic Impairment

NCT01762462
View directory record Official record
Conditions
Hepatic Impairment
Interventions
SAR302503
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
3
States / cities
Miami, Florida • Orlando, Florida • Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Sep 25, 2026, 11:04 PM EDT
Terminated Not applicable Interventional Results available

Napping, Sleep, Cognitive Decline and Risk of Alzheimer's Disease

NCT03256539
View directory record Official record
Conditions
Sleep, Alzheimer Disease, Cognitive Impairment, Aging, CBT
Interventions
Sleep intervention, Placebo intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Sep 25, 2026, 11:04 PM EDT
Completed No phase listed Observational

Dysphagia and VFMI in Cardiac Patients

NCT03768739
View directory record Official record
Conditions
Cardiac Disease
Interventions
Fiberoptic Endoscopic Evaluation of Swallowing
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
3
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 3, 2020 · Synced Sep 25, 2026, 11:04 PM EDT
Recruiting Not applicable Interventional

Vision Rehabilitation Training With Multimodal Feedback in Central Vision Loss

NCT07577219
View directory record Official record
Conditions
Low Vision, Central Visual Impairment, Macular Degeneration
Interventions
eccentric viewing training with biofeedback
Behavioral
Lead sponsor
New England College of Optometry
Other
Eligibility
14 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Active, not recruiting Phase 3 Interventional Results available

A Study of Donanemab (LY3002813) in Participants With Early Alzheimer's Disease (TRAILBLAZER-ALZ 2)

NCT04437511
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Donanemab, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
60 Years to 85 Years
Enrollment
1,736 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
185
States / cities
Gilbert, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 146 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Pharmacokinetics of E2609 and Its Metabolites in Subjects With Mild and Moderate Hepatic Impairment Compared With Healthy Subjects

NCT02859207
View directory record Official record
Conditions
Early Alzheimer's Disease
Interventions
E2609
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
3
States / cities
Miami, Florida • Orlando, Florida • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 7, 2017 · Synced Sep 25, 2026, 11:04 PM EDT
Active, not recruiting Not applicable Interventional

Critical Illness Myopathy as a Cause of Debilitating ICU-Acquired Weakness

NCT00937001
View directory record Official record
Conditions
Myopathy, Cognitive Impairment
Interventions
Biopsy/Ultrasound
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 99 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Influence of Endothelial Function on Central and Peripheral Causes Of Exercise Impairment in Type 2 Diabetes

NCT00786019
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Exercise program, Ascorbic Acid (Vitamin C)
Behavioral · Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
30 Years to 55 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 2 Interventional Results available

Trial of Mesna to Prevent Doxorubicin-induced Plasma Protein Oxidation and Tumor Necrosis Factor Alpha (TNF-α) Release

NCT01205503
View directory record Official record
Conditions
Breast Cancer, Non-Hodgkin's Lymphoma
Interventions
Mesna, Saline, Doxorubicin, Cyclophosphamide
Drug
Lead sponsor
Mara Chambers
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 23, 2016 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Not applicable Interventional

Remote Access: Cortical Visual Impairment

NCT03957980
View directory record Official record
Conditions
Cortical Visual Impairment
Interventions
Occupational therapy
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
12 Months to 83 Months
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 20, 2019 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Not applicable Interventional

Virtual Reality Based Balance Training in People With Mild Cognitive Impairment

NCT02214342
View directory record Official record
Conditions
Distorted; Balance, Motor Deficit, Cognitive Deficit
Interventions
Balance Training
Other
Lead sponsor
University of Arizona
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Sun City, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 15, 2014 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Open-Label, Single-Dose, Parallel-Group Study of the Pharmacokinetics and Safety of EQ143

NCT05199610
View directory record Official record
Conditions
Severe Hepatic Impairment
Interventions
aumolertinib
Drug
Lead sponsor
EQRx International, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
3
States / cities
Los Angeles, California • St. Petersburg, Florida • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 18, 2023 · Synced Sep 25, 2026, 11:04 PM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

1/2-Dopaminergic Dysfunction in Late-Life Depression (The D3 Study)

NCT04493320
View directory record Official record
Conditions
Depression, Cognitive Impairment, Gait Impairment
Interventions
Carbidopa/levodopa, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
60 Years and older
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 21, 2023 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Baltimore HEARS: Hearing Health Equity Through Accessible Research & Solutions

NCT03442296
View directory record Official record
Conditions
Age-related Hearing Impairment 1, Personal Communication
Interventions
Baltimore HEARS, Baltimore HEARS
Behavioral · Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years to 100 Years
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 3, 2022 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

To Evaluate Pharmacokinetics (PK) and Safety of Tavapadon in Participants With Severe Renal Impairment Compared to Participants With Normal Renal Function

NCT05404542
View directory record Official record
Conditions
Renal Impairment
Interventions
Tavapadon
Drug
Lead sponsor
Cerevel Therapeutics, LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
3
States / cities
Jacksonville, Florida • Miami, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 1, 2024 · Synced Sep 25, 2026, 11:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Wood Smoke Interventions in Native American Populations

NCT02240069
View directory record Official record
Conditions
Respiratory; Disorder, Functional, Impaired, Respiratory Infection Other
Interventions
Education (Tx1), Air Filtration Unit Treatment (Tx2), Placebo Intervention (Tx3)
Behavioral · Device
Lead sponsor
University of Montana
Other
Eligibility
55 Years and older
Enrollment
149 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Missoula, Montana
Source: ClinicalTrials.gov public record
Updated Nov 30, 2022 · Synced Sep 25, 2026, 11:04 PM EDT