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ClinicalTrials.gov public records Last synced May 21, 2026, 5:34 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–23 of 23 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Post-Surgical Cognition Clear all
Not listed No phase listed Observational
View directory record Official record
Conditions
Meningioma, Skull Base Meningioma, Frontal Meningioma, Temporal Meningioma, Cognitive Impairment, Cognitive Decline, Post-Surgical Cognition
Interventions
Long-term Cognitive testing
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 89 Years
Enrollment
50 participants
Timeline
2019 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 23, 2023 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Stroke, Cognitive Symptoms
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
363 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Postoperative Cognitive Dysfunction, POCD
Interventions
Processed EEG
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
65 Years and older
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 22, 2020 · Synced May 21, 2026, 5:34 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Delirium, Cognitive Impairment, Post-traumatic Stress Disorder, Depression, Anxiety
Interventions
Haloperidol, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 12, 2017 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pain, Postoperative, Atrial Fibrillation, Cognitive Dysfunction
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 20, 2022 · Synced May 21, 2026, 5:34 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Postoperative Delirium, Postoperative Cognitive Dysfunction, Mild Cognitive Impairment
Interventions
Dextrose Water, Caffeine citrate
Drug
Lead sponsor
University of Michigan
Other
Eligibility
70 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced May 21, 2026, 5:34 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Cognitive Impairment, Carotid Artery Plaque, Inflammation
Interventions
Imaging with flutemetamol F 18 PET/CT
Drug
Lead sponsor
Scott Mcnally
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2030
U.S. locations
2
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Obesity, Bariatric Surgery Candidate
Interventions
bariatric surgery
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
30 Years to 50 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced May 21, 2026, 5:34 PM EDT
Withdrawn Not applicable Interventional
View directory record Official record
Conditions
Neurocognitive Dysfunction
Interventions
atorvastatin
Drug
Lead sponsor
Duke University
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced May 21, 2026, 5:34 PM EDT
Active, not recruiting Not applicable Interventional
View directory record Official record
Conditions
Cognitive Impairment, Disability Physical, Surgery
Interventions
Comprehensive training program, Active control
Behavioral
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced May 21, 2026, 5:34 PM EDT
Not yet recruiting Not applicable Interventional
View directory record Official record
Conditions
Postoperative Cognitive Dysfunction
Interventions
Ketogenic diet, Control diet
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
60 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced May 21, 2026, 5:34 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Delirium
Interventions
Mini-Mental State Examination, Self-Administered Gerocognitive Examination, Geriatric Depression Scale, Charlson Comorbidity Index, Short Form 36 Health Survey, Confusion Assessment Method, Memorial Delirium Assessment Scale, Postoperative Quality of Recovery Scale
Other
Lead sponsor
Ohio State University
Other
Eligibility
60 Years and older
Enrollment
322 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 10, 2019 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Postoperative Cognitive Dysfunction
Interventions
Neurocognitive Testing
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
50 Years to 99 Years
Enrollment
57 participants
Timeline
2018 – 2020
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 7, 2020 · Synced May 21, 2026, 5:34 PM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Anxiety, Pain, Surgery
Interventions
Galacto-Oligosaccharide, Maltodextrin (Placebo)
Drug
Lead sponsor
Jeff Taekman, M.D.
Other
Eligibility
21 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 30, 2018 · Synced May 21, 2026, 5:34 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Post-Operative Delirium, Postoperative Cognitive Dysfunction
Interventions
SctO2 < 60 %.
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
65 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 15, 2016 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 85 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 27, 2020 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Patient Survey, Mini Cog, Independent Activities of Daily Living Score Sheet, Activities of Daily Living Score Sheet, Geriatric Depression Scale Short Form, Confusion Assessment Method (CAM), RAND 36-Item Short Form Health Survey, Grip Strength
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
65 Years and older
Enrollment
711 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 14, 2021 · Synced May 21, 2026, 5:34 PM EDT
Terminated Phase 4 Interventional Results available
View directory record Official record
Conditions
Individuals Undergoing Cardiac and General Surgery
Interventions
Hydroxychloroquine
Drug
Lead sponsor
Duke University
Other
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced May 21, 2026, 5:34 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Frailty, Sarcopenia, Sarcopenia in Elderly, Muscle Strength, Post Operative Complications, Nutrition Assessment, Risk Assessment, Elderly (People Aged 65 or More), Hand Strength
Interventions
Frailty assessment, nutrition assessment, cognition assessment, muscle strength testing
Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
65 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced May 21, 2026, 5:34 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
POSTOPERATIVE DELIRIUM, POSTOPERATIVE COGNITIVE DECLINE
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
60 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jul 10, 2025 · Synced May 21, 2026, 5:34 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Postoperative Cognitive Decline, Postoperative Delirium
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
60 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced May 21, 2026, 5:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pelvic Organ Prolapse
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
60 Years and older · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 24, 2022 · Synced May 21, 2026, 5:34 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Delirium, Delirium, Dementia, Amnestic, Cognitive Disorders, Delayed Emergence From Anesthesia, Cognitive Disorders
Interventions
Ramelteon, Microcrystalline Cellulose, Riboflavin 100 mg
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced May 21, 2026, 5:34 PM EDT