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ClinicalTrials.gov public records Last synced Oct 20, 2026, 10:51 PM EDT

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Showing 1–24 of 64 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Comatose Clear all
Terminated Phase 4 Interventional Results available

Antiseizure Medication in Seizure Networks at Early Acute Brain Injury

NCT06081283
View directory record Official record
Conditions
Brain Injuries, Acute, Brain Injuries, Traumatic, Brain Ischemia, Brain Hypoxia, Hypoxia-Ischemia, Brain, Heart Arrest, Stroke, Intracranial Hemorrhages, Coma, Persistent Vegetative State
Interventions
Phenobarbital Sodium Injection, Levetiracetam, Lacosamide Injectable Product, Valproate Sodium, Fosphenytoin
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Months to 70 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 20, 2026, 10:51 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

REsting and Stimulus-based Paradigms to Detect Organized NetworkS and Predict Emergence of Consciousness

NCT03504709
View directory record Official record
Conditions
Consciousness Disorder, Coma, Brain Injuries, Traumatic
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Oct 20, 2026, 10:51 PM EDT
Enrolling by invitation Not applicable Interventional

mindBEAGLE: Unlocking Functional Communication for Patients With Disorders of Consciousness

NCT06426602
View directory record Official record
Conditions
Disorders of Consciousness
Interventions
mindBEAGLE daily device use
Device
Lead sponsor
Amy Wagner
Other
Eligibility
16 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Not listed No phase listed Observational

Observational Study of Sepsis and Pneumonia to Develop Diagnostic Tests

NCT00258869
View directory record Official record
Conditions
Sepsis, Septicemia, Sepsis Syndrome, Shock, Septic, Community Acquired Pneumonia
Interventions
Not listed
Lead sponsor
National Center for Genome Resources
Other
Eligibility
6 Years and older
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
3
States / cities
Detroit, Michigan • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 9, 2010 · Synced Oct 20, 2026, 10:51 PM EDT
Completed No phase listed Observational

Critical Care Observation of Motor Activity (COMA) and SICU Outcomes

NCT02994641
View directory record Official record
Conditions
Motor Activity, Muscle Strength, Muscle Weakness
Interventions
COMA Score Assessment
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 112 Years
Enrollment
761 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 16, 2016 · Synced Oct 20, 2026, 10:51 PM EDT
Completed No phase listed Observational

Prognostication of Recovery in Early Disorders of Consciousness After COVID-19

NCT04476589
View directory record Official record
Conditions
Covid19, Coma, Consciousness Disorder
Interventions
Functional MRI
Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Oct 20, 2026, 10:51 PM EDT
Not yet recruiting Not applicable Interventional

The Coma Family Program (COMA-F): A Resilience Program for Caregivers of Patients With Severe Acute Brain Injury

NCT07331324
View directory record Official record
Conditions
Caregiver Distress, Emotional Distress, Caregivers, Resilience, Coma, Brain Injury
Interventions
Coma Family Program 1, Coma Family Program 2
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
Baltimore, Maryland • Boston, Massachusetts • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 20, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Completed Phase 2 Interventional Results available

Amantadine to Speed Awakening After Cardiac Arrest

NCT02486211
View directory record Official record
Conditions
Coma, Heart Arrest, Anoxia
Interventions
Amantadine, Placebo
Drug
Lead sponsor
Jon Rittenberger, MD
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
4
States / cities
Portland, Maine • Boston, Massachusetts • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Oct 20, 2026, 10:51 PM EDT
Completed Not applicable Interventional

The COMA Family Program: A Skills-Based Resiliency Program for Caregivers of Patients With Severe Acute Brain Injuries

NCT05761925
View directory record Official record
Conditions
Coma, Emotional Distress
Interventions
COMA-F
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Oct 20, 2026, 10:51 PM EDT
Terminated No phase listed Observational

Evaluation of Mechanisms Responsible for Coma in Patients Affected by Fulminant, Acute and Chronic Hepatic Failure

NCT01582087
View directory record Official record
Conditions
Acute and Chronic Hepatic Failure With Developing Coma
Interventions
Not listed
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 20, 2026, 10:51 PM EDT
Recruiting Not applicable Interventional

Measuring Brain Complexity to Detect and Predict Recovery of Consciousness in the ICU

NCT06568536
View directory record Official record
Conditions
Consciousness Disorders
Interventions
Repeated behavioral assessments, functional electroencephalography and brain imagery, TMS-EEG
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Boston, Massachusetts • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Oct 20, 2026, 10:51 PM EDT
Withdrawn Not applicable Interventional

Decision Aid Feasibility Trial for Families of Critically Ill Stroke Patients

NCT04143113
View directory record Official record
Conditions
Ischemic Stroke, Ischaemic Stroke With Coma, Intracerebral Hemorrhage, Hemorrhagic Stroke
Interventions
Decision Aid
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
New Haven, Connecticut • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 15, 2021 · Synced Oct 20, 2026, 10:51 PM EDT
Recruiting No phase listed Observational

Neuroprognostication Bias: A Collaboration to Reduce the Impact of Self-fulfilling Prophecy in Cardiac ARrEst

NCT03261089
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 89 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
5
States / cities
San Francisco, California • New Haven, Connecticut • Gainesville, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 24, 2025 · Synced Oct 20, 2026, 10:51 PM EDT
Terminated Phase 3 Interventional Results available

RICE Trial: Rifaximin In Chronic Hepatic Encephalopathy - A Randomized, Controlled Trial

NCT00364689
View directory record Official record
Conditions
Hepatic Encephalopathy
Interventions
Rifaximin, Lactulose, Placebo
Drug · Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 17, 2019 · Synced Oct 20, 2026, 10:51 PM EDT
Enrolling by invitation No phase listed Observational

Music Therapy for Comatose Brain Injured Patients

NCT07544602
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
Mercy Health Ohio
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Youngstown, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Withdrawn Not applicable Interventional

Hepatic Encephalopathy: Lactulose or Polyethylene Glycol (H.E.L.P.)

NCT01923376
View directory record Official record
Conditions
Hepatic Encephalopathy, HE, Cirrhosis, Altered Mental Status, AMS
Interventions
Lactulose, Polyethylene Glycol 3350
Drug
Lead sponsor
New York Presbyterian Brooklyn Methodist Hospital
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2015 · Synced Oct 20, 2026, 10:51 PM EDT
Completed No phase listed Observational

Cervical Spine Clearance in Obtunded Trauma Patients

NCT00573014
View directory record Official record
Conditions
Coma, Wounds and Injuries
Interventions
Cervical Spine Clearance
Other
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
Not listed
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Oct 20, 2026, 10:51 PM EDT
Recruiting Not applicable Interventional

Promoting Recovery After Brain Injury Using Focused Ultrasound

NCT07277309
View directory record Official record
Conditions
Consciousness Disorders, Disorders of Consciousness Due to Severe Brain Injury
Interventions
Low-intensity focused ultrasound
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 79 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
2
States / cities
Boston, Massachusetts • Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Naloxone for Optimizing Hypoxemia Of Lung Donors

NCT02581111
View directory record Official record
Conditions
Brain Death, Organ Donors, Lung Transplantation
Interventions
Naloxone, Normal saline
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
13 Years to 70 Years
Enrollment
199 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
4
States / cities
Denver, Colorado • Metairie, Louisiana • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2020 · Synced Oct 20, 2026, 10:51 PM EDT
Recruiting Not applicable Interventional

Ultrasound Stimulation for Patients in a Disorder of Consciousness

NCT06939348
View directory record Official record
Conditions
Consciousness Disorders, Disorders of Consciousness Due to Severe Brain Injury
Interventions
The Brainsonix BX Pulsar 1002 was designed to deliver low-intensity focused ultrasound pulsations (LIFUP) to the human brain.
Device
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 79 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
4
States / cities
Los Angeles, California • Pomona, California • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Recruiting No phase listed Observational

Non-Invasive Monitoring Methods in Patients With Acute Brain Injury

NCT06504238
View directory record Official record
Conditions
Brain Injury, Acute
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
720 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Single Dose Pharmacokinetics of Suboxone Study in Hepatic Impaired Subjects

NCT01846455
View directory record Official record
Conditions
Hepatic Failure, Hepatic Impairment, Chronic Hepatitis C Infection With Hepatic Coma
Interventions
2.0mg Buprenorphine/0.5mg Naloxone, Promethazine
Drug
Lead sponsor
Indivior Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
3
States / cities
Hialeah, Florida • Orlando, Florida • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 24, 2016 · Synced Oct 20, 2026, 10:51 PM EDT
Recruiting No phase listed Observational

Continuous Jugular Venous Oxygen Saturation (SjO2) Measurement After Cardiac Arrest

NCT06511999
View directory record Official record
Conditions
Cardiac Arrest
Interventions
Continuous SjO2 monitoring with a PediaSat Oximetry Catheter, Intermittent SjO2 monitoring with a PediaSat Oximetry Catheter
Device · Diagnostic Test
Lead sponsor
Byron Drumheller
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 20, 2026, 10:51 PM EDT
Completed Not applicable Interventional Results available

Efficacy Study of Polyethylene Glycol 3350-electrolyte Solution (GoLYTELY®) Versus Lactulose in Patients With Hepatic Encephalopathy.

NCT01283152
View directory record Official record
Conditions
Hepatic Encephalopathy, Cirrhosis, Portosystemic Encephalopathy, PSE
Interventions
Polyethylene glycol 3350-electrolyte solution (GoLYTELY®), Lactulose
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2014 · Synced Oct 20, 2026, 10:51 PM EDT