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Showing 1–24 of 4,407 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cognitive Symptom Clear all
Completed No phase listed Observational Results available

Screening Study to Identify Pediatric Patients With Hunter Syndrome Who Demonstrate Evidence of Central Nervous System (CNS) Involvement and Who Are Currently Receiving Treatment With Elaprase®

NCT00937794
View directory record Official record
Conditions
Hunter Syndrome
Interventions
Neurobehavioral testing, Visual and auditory assessments
Behavioral · Other
Lead sponsor
Shire
Industry
Eligibility
32 Months to 18 Years · Male only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 13, 2021 · Synced Sep 5, 2026, 2:30 PM EDT
Not listed Phase 3 Interventional

Safety and Efficacy Study of Lithium in Bipolar Disorder

NCT00422331
View directory record Official record
Conditions
Bipolar Disorder, Mania
Interventions
Lithium Carbonate Capsule
Drug
Lead sponsor
JDS Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 13, 2007 · Synced Sep 5, 2026, 2:30 PM EDT
Recruiting Phase 3 Interventional

Compassionate Use Study of Epi-ON Corneal Collagen Crosslinking Performed Using UVA Exposure on Eyes With Ectatic Corneal Diseases for Subjects With Down Syndrome

NCT07135167
View directory record Official record
Conditions
Down Syndrome (DS), Keratoconus, Pellucid Marginal Degeneration, Forme Fruste Keratoconus (FFK)
Interventions
Epi-ON corneal cross-linking (CXL)
Combination Product
Lead sponsor
Woolfson Eye Institute
Other
Eligibility
8 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
12
States / cities
Atlanta, Georgia • Canton, Georgia • Cumming, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Recruiting Not applicable Interventional

Wild Blueberries for Gut, Brain, and Heart Health in Adults With High Blood Pressure

NCT06735599
View directory record Official record
Conditions
Hypertension (Without Type 2 Diabetes Mellitus), High Blood Pressure, Male, Female, Adult, Cognition, Endothelial Function (Reactive Hyperemia), Oxidative Stress, Diet, Overweight, Body Composition Measurement, Gut Microbiome, Arterial Stiffness, Caucasian Whites, Inflammation, Microvascular Function
Interventions
Wild Blueberry, Placebo
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
45 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluate the Onset of Action of SKY0402 Following Local Infiltration in Healthy Volunteers

NCT00806806
View directory record Official record
Conditions
Postoperative Pain Management
Interventions
SKY0402, Placebo
Drug
Lead sponsor
Pacira Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 5, 2010 · Synced Sep 5, 2026, 2:30 PM EDT
Completed No phase listed Observational

Systems Biology Approach to Cognitive Impairment After SepsiS

NCT03015584
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pain in Breast Surgery Intervention

NCT04058938
View directory record Official record
Conditions
Opioid Use, Pain, Postoperative
Interventions
Educational handout instrument, Control
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 27, 2020 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional

H3: Healthy Minds, Healthy Children, Healthy Chicago Project Evaluation

NCT02699814
View directory record Official record
Conditions
Developmental Delay, Mental Health Disorder
Interventions
H3 Services
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
Up to 16 Years
Enrollment
277 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 29, 2019 · Synced Sep 5, 2026, 2:30 PM EDT
Terminated Phase 3 Interventional Results available

Evaluating The Efficacy And Safety Of Donepezil Hydrochloride (Aricept) In The Treatment Of The Cognitive Dysfunction Exhibited By Children With Down Syndrome, Aged 11 To 17

NCT00754052
View directory record Official record
Conditions
Down Syndrome, Cognitive Dysfunction
Interventions
Aricept (donepezil hydrochloride), Placebo
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
11 Years to 17 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
2
States / cities
San Antonio, Texas • Herndon, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 22, 2018 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 2 Interventional

A Study of RO4917523 in Patients With Fragile X Syndrome

NCT01517698
View directory record Official record
Conditions
Fragile X Syndrome
Interventions
Placebo, RO4917523 0.5 mg, RO4917523 1.5 mg
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
14 Years to 50 Years
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
20
States / cities
Phoenix, Arizona • Long Beach, California • Sacramento, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2016 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 3 Interventional

The Safety and Efficacy of Neramexane in Patients With Moderate to Severe Alzheimer's Disease

NCT00090116
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Neramexane
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
50 Years and older
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
34
States / cities
Peoria, Arizona • Phoenix, Arizona • Fresno, California + 30 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2012 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional Results available

Prevention of Anhedonia in Children

NCT05988138
View directory record Official record
Conditions
Anhedonia, Depression
Interventions
Family Promoting Positive Emotions, Psychoeducation
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
8 Years to 12 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

CMP vs Fascia Iliaca Block

NCT04426058
View directory record Official record
Conditions
Pain, Postoperative, Hip Arthroplasty
Interventions
CMP, Fascia Illica
Drug
Lead sponsor
Loyola University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 19, 2022 · Synced Sep 5, 2026, 2:30 PM EDT
Recruiting Phase 1Phase 2 Interventional

A Study to Assess the Effects of ACI-24.060 in Alzheimer's Disease and in Down Syndrome (ABATE Study)

NCT05462106
View directory record Official record
Conditions
Amyloid Plaque, Beta-Amyloid, DSAD, Prodromal Alzheimer's Disease, Alzheimer's Disease
Interventions
Placebo (Study Part 1a), ACI-24.060 at Dose A in Study Part 1a, ACI-24.060 at Dose B in Study Part 1a, ACI-24.060 at Dose C in Study Part 1a, ACI-24.060 with an additional adjuvant at Dose D in Study Part 1b, Placebo (Study Part 2), ACI-24.060 at Dose A in Study Part 2, ACI-24.060 at Dose B in Study Part 2, ACI-24.060 at Dose C in Study Part 2, Placebo (Study Part 1b), ACI-24.060 with an additional adjuvant at Dose E in Study Part 1b
Biological
Lead sponsor
AC Immune SA
Industry
Eligibility
35 Years to 85 Years
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
13
States / cities
Phoenix, Arizona • Lady Lake, Florida • Orlando, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Recruiting Not applicable Interventional

Cognitive Training as an Adjunct to Ketamine in Real-world Clinics

NCT06526078
View directory record Official record
Conditions
Depression
Interventions
Cognitive Training, Sham Training
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 80 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
Oakland, California • Chicago, Illinois • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional Results available

Transmagnetic Stimulation Pilot in Primary Progressive Aphasia

NCT05860647
View directory record Official record
Conditions
Primary Progressive Aphasia
Interventions
Intermittent theta burst stimulation
Device
Lead sponsor
HealthPartners Institute
Other
Eligibility
40 Years to 90 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 5, 2026, 2:30 PM EDT
Recruiting Phase 3 Interventional

Minimizing ICU Neurological Dysfunction With Dexmedetomidine-induced Sleep (MINDDS II)

NCT06192615
View directory record Official record
Conditions
Delirium
Interventions
Intravenous Dexmedetomidine, Sublingual Dexmedetomidine, Intravenous Placebo, Sublingual Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years and older
Enrollment
1,800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
14
States / cities
Los Angeles, California • San Francisco, California • Chicago, Illinois + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional

Enhancing Reading Recovery in Aphasia With tDCS and Phonomotor Therapy

NCT06891638
View directory record Official record
Conditions
Stroke, Aphasia
Interventions
Schedule of tDCS administration
Device
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
West Orange, New Jersey • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care Pathways

NCT07775976
View directory record Official record
Conditions
Cardiovascular Diseases, Cardiovascular Diseases Risk, Cardiac Conduction System Disease, Bundle/Fascicular Abnormalities, His-Purkinje Disease, Arrhythmias, Cardiac, Rhythm Phenotypes, Myocardial Ischemia, Syncope, Syncope Recurrent, Syncope and Collapse, Seizure Disorder, Sleep Apnea Syndrome, Obstructive, Decision Support Systems, Clinical, Heart Failure - NYHA II - IV, Heart Failure (for Example, Fluid Overload), HRV, Cardiopulmonary, Sudden Cardiac Arrest, Cardiac Arrest (CA), Ventricular Arrhythmias and Cardiac Arrest, Ventricular Fibrillation, QT Dispersion, Atrial Cardiomyopathy
Interventions
COR Wearable ECG Monitoring, Cor360 Clinician-Facing Decision-Aid Reporting
Device · Other
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
2
States / cities
Pasadena, California • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Phase 2Phase 3 Interventional

A Clinical Study to Evaluate the Efficacy and Safety of MIN-102 (IMP) in Male AMN Patients.

NCT03231878
View directory record Official record
Conditions
Adrenoleukodystrophy
Interventions
MIN-102, Placebos
Drug
Lead sponsor
Minoryx Therapeutics, S.L.
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
3
States / cities
Stanford, California • Baltimore, Maryland • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 17, 2025 · Synced Sep 5, 2026, 2:30 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Sight and Hearing Investigation Into Effects on Delirium

NCT06176625
View directory record Official record
Conditions
Hearing Loss, Hearing Loss, Age-Related, Hearing Disability, Delirium, Delirium in Old Age, Delirium of Mixed Origin, Delirium With Dementia, Delirium on Emergence, Delirium, Cause Unknown, Delirium Superimposed on Dementia, Delirium Confusional State, Delirium;Non Alcoholic, Hearing Loss, Bilateral, Hearing Loss, Sensorineural, Hearing Loss, Functional, Hearing Loss, High-Frequency, Hearing
Interventions
Communication Signage, Amplifier Use
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
1,543 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Terminated Phase 2 Interventional Results available

Effect of Glycerol Trierucate on Clinical Course of Adrenoleukodystrophy

NCT00004418
View directory record Official record
Conditions
Adrenoleukodystrophy
Interventions
glyceryl trierucate/glyceryl trioleate
Drug
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
18 Months to 8 Years · Male only
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2014
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 22, 2020 · Synced Sep 5, 2026, 2:30 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

PURSUIT: A Technologically Augmented School-based Program to Improve Child Coping and Prevent Substance Use.

NCT07266740
View directory record Official record
Conditions
Pediatric Pain, Anxiety, Mood, Stress, Feasibility Studies, Acceptability, Health Promotion, Online Mental Health Program
Interventions
PURSUIT
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
8 Years to 18 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Grand Rapids, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 5, 2026, 2:30 PM EDT
Completed Not applicable Interventional

Life Improvement Following Traumatic Brain Injury

NCT00878150
View directory record Official record
Conditions
Traumatic Brain Injury, Depression
Interventions
In-person Cognitive Behavioral Therapy, Telephone Cognitive Behavioral Therapy
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 17, 2013 · Synced Sep 5, 2026, 2:30 PM EDT