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ClinicalTrials.gov public records Last synced Oct 20, 2026, 12:14 PM EDT

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Showing 1–24 of 322 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Confusion Clear all
Completed Phase 4 Interventional Results available

Suvorexant and Sleep/Delirium in ICU Patients

NCT04092894
View directory record Official record
Conditions
Insomnia, Sleep Fragmentation, Sleep Initiation and Maintenance Disorders, Postoperative Delirium
Interventions
Suvorexant 20 mg, Placebo oral tablet
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
60 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced Oct 20, 2026, 12:14 PM EDT
Withdrawn Phase 4 Interventional

Dexmedetomidine Cycling and Sleep in the Pediatric ICU

NCT05003102
View directory record Official record
Conditions
Critical Illness, Sedation Complication, Delirium
Interventions
Dexmedetomidine Hydrochloride - Cycling, Fentanyl - PICU Standard, Dexmedetomidine Hydrochloride - PICU Standard
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
12 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 10, 2022 · Synced Oct 20, 2026, 12:14 PM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Managing Agitated Delirium With Neuroleptics and Anti-Epileptics as a Neuroleptic Sparing Strategy

NCT05431595
View directory record Official record
Conditions
Delirium, Epileptics, Neuroleptics
Interventions
Haloperidol, Chlorpromazine, Valproate, Placebo
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 18, 2025 · Synced Oct 20, 2026, 12:14 PM EDT
Not listed Not applicable Interventional

Transcranial Direct Current Stimulation for the Treatment of Delirium

NCT03256500
View directory record Official record
Conditions
Delirium, Confusion
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
North Florida/South Georgia Veterans Health System
Other
Eligibility
21 Years to 89 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 7, 2018 · Synced Oct 20, 2026, 12:14 PM EDT
Terminated Phase 4 Interventional Results available

Post Anesthesia Emergence and Behavioral Changes in Children Undergoing MRI

NCT02111447
View directory record Official record
Conditions
Delirium on Emergence
Interventions
Propofol, Sevoflurane, Isoflurane
Drug
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
2 Years to 12 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jul 23, 2019 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Phase 2 Interventional Results available

Randomized Controlled Trial of Dexmedetomidine for the Treatment of Intensive Care Unit (ICU) Delirium

NCT00351299
View directory record Official record
Conditions
Delirium, Agitation
Interventions
Dexmedetomidine, Standard of Care
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 9, 2017 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Prophylactic Olanzapine Versus Placebo for Prevention of Postoperative Delirium After Joint Replacement Surgery

NCT00699946
View directory record Official record
Conditions
Delirium
Interventions
olanzapine, placebo
Drug
Lead sponsor
The New England Baptist Hospital
Other
Eligibility
65 Years and older
Enrollment
495 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 21, 2009 · Synced Oct 20, 2026, 12:14 PM EDT
Recruiting Not applicable Interventional

Evaluating Novel Healthcare Approaches to Nurturing and Caring for Hospitalized Elders

NCT05929703
View directory record Official record
Conditions
Delirium, Neurocognitive Disorders, Mild Cognitive Impairment, Alzheimer Disease, Aging, Family Support, Family Members, Caregiver Burden, Implementation Science, Patient Satisfaction
Interventions
HELP, FAM-HELP
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
70 Years and older
Enrollment
1,900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
7
States / cities
Orange, California • Portland, Maine • Ann Arbor, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Phase 2 Interventional Results available

Ramelteon in the Prevention of Post-operative Delirium

NCT02324153
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 30, 2020 · Synced Oct 20, 2026, 12:14 PM EDT
Not listed Phase 4 Interventional

Delirium Reduction With Ramelteon

NCT05069428
View directory record Official record
Conditions
Delirium
Interventions
Ramelteon 8mg
Drug
Lead sponsor
Centennial Medical Center
Other
Eligibility
18 Years and older
Enrollment
506 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional

Early Nurse Detection and Management of Delirium

NCT01505257
View directory record Official record
Conditions
Delirium Superimposed on Dementia
Interventions
END-DSD
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
65 Years and older
Enrollment
391 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
2
States / cities
State College, Pennsylvania • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 26, 2017 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional Results available

Optimizing Cerebral Autoregulation During Surgery

NCT05308290
View directory record Official record
Conditions
Hip Fractures, Hip Arthropathy, Surgery, Delirium
Interventions
Blood pressure management according to cerebral autoregulation, Blood pressure management according to usual care
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years to 100 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 2, 2025 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional

A Problem Solving Intervention for Post-ICU Cognitive Impairment in Older Adults

NCT03972384
View directory record Official record
Conditions
Critical Illness, Mechanical Ventilation Complication, Delirium, Cognitive Impairment
Interventions
Post-ICU Problem Solving
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
55 Years to 89 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional

Cognitive Training for the Prevention of Postoperative Delirium

NCT02963961
View directory record Official record
Conditions
Delirium
Interventions
Preoperative Cognitive Training Battery
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
60 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 24, 2021 · Synced Oct 20, 2026, 12:14 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

A Comparison of Two Pain Control Techniques on Deliruim in Hip Fracture Patients

NCT01547468
View directory record Official record
Conditions
Hip Fracture
Interventions
Femoral Nerve Catheterization, Intravenous Opioids
Procedure
Lead sponsor
Leslie Thomas
Other
Eligibility
50 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2022
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Apr 27, 2022 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional

Taking Brain Monitoring to the Next Level

NCT04246320
View directory record Official record
Conditions
Postoperative Cognitive Dysfunction, Postoperative Delirium, Obstructive Sleep Apnea
Interventions
Goal directed therapy (GDT)
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
45 Years to 75 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 19, 2023 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional

Shaping Anesthetic Techniques to Reduce Post-operative Delirium

NCT03133845
View directory record Official record
Conditions
Delirium, Lumbar Radiculopathy, Lumbar Osteoarthritis, Lumbar Spine Disc Degeneration
Interventions
Light sedation with propofol, Induction with propofol, Maintenance anesthetic using a volatile anesthetic, Muscle relaxant during maintenance anesthesia, Pain control with fentanyl, Bispectral Index (BIS) monitoring for depth of anesthesia, Spinal Anesthesia, Midazolam administered during spinal anesthesia, Cerebrospinal fluid collection, Administration of intrathecal morphine
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
218 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 18, 2020 · Synced Oct 20, 2026, 12:14 PM EDT
Recruiting Not applicable Interventional

Visual Influences on Vestibular Adaptation

NCT07380256
View directory record Official record
Conditions
Vestibular Hypofunction, Binocular Vision Abnormalities, Reduced Vision
Interventions
StableEyes: Incremental Vestibulo-Ocular Reflex Adaptation (IVA)
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 17, 2026 · Synced Oct 20, 2026, 12:14 PM EDT
Withdrawn Phase 4 Interventional

Ramelteon vs Placebo for Prevention of Delirium and Improvement of Sleep in Hospitalized Older Adults

NCT03165695
View directory record Official record
Conditions
Delirium in Old Age
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
65 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 22, 2020 · Synced Oct 20, 2026, 12:14 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Total Intravenous Versus Inhalational Anesthesia- A Geriatric Anesthesia Study

NCT06036095
View directory record Official record
Conditions
Neurocognitive Disorders, Anesthesia, Post-operative Delirium, Post-operative Cognitive Dysfunction
Interventions
Sevoflurane, Propofol
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
70 Years to 110 Years
Enrollment
260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 8, 2024 · Synced Oct 20, 2026, 12:14 PM EDT
Not listed Not applicable Interventional Results available

Electroencephalography Guidance of Anesthesia

NCT02241655
View directory record Official record
Conditions
Delirium
Interventions
a pragmatic EEG-guided anesthetic protocol
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
60 Years and older
Enrollment
1,400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Oct 20, 2026, 12:14 PM EDT
Recruiting Not applicable Interventional

VoiceLove Digital Therapy for Delirium in the ICU

NCT07218484
View directory record Official record
Conditions
Delirium
Interventions
VoiceLove therapy
Behavioral
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Not applicable Interventional Results available

Feasibility and Acceptability of ReCognitionVR-based Cognitive Stimulation in Surgical Patients

NCT06232317
View directory record Official record
Conditions
Surgery, Delirium, Delirium, Post-Operative
Interventions
Virtual Reality Software, Traditional Orientation Methods
Other
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
60 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Oct 20, 2026, 12:14 PM EDT
Completed Phase 3 Interventional Results available

The Effect of Guanfacine on Delirium in Critically Ill Patients

NCT04578886
View directory record Official record
Conditions
Delirium
Interventions
Guanfacine, Placebo
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 15, 2025 · Synced Oct 20, 2026, 12:14 PM EDT