Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 12:51 AM EDT

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

Showing 25–48 of 230 matching trials from the live ClinicalTrials.gov search.
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
Completed Phase 2 Interventional Results available

Amantadine to Speed Awakening After Cardiac Arrest

NCT02486211
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
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
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
Withdrawn No phase listed Observational Accepts healthy volunteers

fMRI in Blood Phobia Syncope

NCT00715065
Conditions
Syncope, Blood Injury Phobia, Autonomic Dysfunction
Interventions
fMRI Scan
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 30 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Sialorrhea
Interventions
Atropine (0.01mg/kg), Glycopyrrolate (0.01mg/kg), Normal saline 0.9%
Drug
Lead sponsor
Craig J. Huang
Other
Eligibility
6 Months to 18 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Dallas, Texas
Not listed Not applicable Interventional Accepts healthy volunteers

Investigating How the Brain Processes Different Experiences

NCT06051084
Conditions
Anxiety
Interventions
App-Delivered Mindfulness Training (MT), App-Delivered Coloring
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 65 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
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
Conditions
Conscious Sedation Failure During Procedure
Interventions
ketamine and midazolam, etomidate, fentanyl, and lidocaine
Drug
Lead sponsor
Drexel University College of Medicine
Other
Eligibility
5 Years to 18 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
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
Conditions
Syncope, Presyncope
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
40 Years and older
Enrollment
1,297 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
5
States / cities
Sacramento, California • New York, New York • Rochester, New York + 1 more
Conditions
Brain Injury Traumatic Mild, Brain Injuries, Brain Injuries, Acute, Head Injury With Intracranial Hemorrhage, Head Injury Trauma, Brain Injury Traumatic Focal With Loss of Consciousness, Skull Fractures, Diffuse Axonal Injury, Intracranial Hemorrhages, Head Injury
Interventions
Validated Questionnaires, Questionnaires, Clinician / Medical Record Variables
Behavioral · Other
Lead sponsor
University of California, Davis
Other
Eligibility
11 Years to 17 Years
Enrollment
2,592 participants
Timeline
2024 – 2028
U.S. locations
6
States / cities
Sacramento, California • Philadelphia, Pennsylvania • Providence, Rhode Island + 3 more
Conditions
Unconsciousness, Apnea, Postanesthetic, Sedative Overdose, Hypoxemia
Interventions
Titrate propofol monotherapy infusion to effect
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 80 Years
Enrollment
2,780 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Disorders of Consciousness
Interventions
Deep brain stimulation (DBS) electrode implantation
Device
Lead sponsor
Samuel Snider, MD
Other
Eligibility
18 Years to 55 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Conscious Sedation, Bronchoscopy
Interventions
Not listed
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Multiple Sclerosis, MS, Depression
Interventions
MS CATCH
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
San Francisco, California
Conditions
Stroke, Brain Ischemia, Vasospasm, Intracranial, Hemorrhage, Intracranial
Interventions
Dexmedetomidine, Fentanyl, Midazolam
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Oral Water Hydration to Prevent Post-Vaccination Presyncope

NCT02353390
Conditions
Presyncope, Syncope
Interventions
Oral Water Hydration
Other
Lead sponsor
Duke University
Other
Eligibility
11 Years to 21 Years
Enrollment
1,820 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Boston, Massachusetts • Durham, North Carolina
Completed Phase 1 Interventional Accepts healthy volunteers

Pilot RECAP Study in Healthy Volunteers

NCT04842045
Conditions
Psychedelic Experiences, Amnesia
Interventions
Psilocybin and Midazolam
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
21 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cataract Monitored Anesthesia Care (MAC) Feasibility Pilot Study

NCT06506669
Conditions
Cataract, Bilateral Senile Cataract, Anesthesia, Patient Satisfaction
Interventions
Oral sedation, Placebo
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
60 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
San Francisco, California
Conditions
Symptomatic Neurogenic Orthostatic Hypotension, MSA, Parkinson's Disease (PD), Pure Autonomic Failure (PAF)
Interventions
ampreloxetine, Placebo
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
30 Years and older
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
20
States / cities
Sun City, Arizona • La Jolla, California • Palo Alto, California + 16 more
Completed Not applicable Interventional Accepts healthy volunteers

Reconstructing Consciousness and Cognition

NCT01911195
Conditions
Postoperative Cognitive Dysfunction
Interventions
ISOFLURANE- Experimental Arm, Control Group: Cognitive Testing
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
20 Years to 40 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
3
States / cities
Ann Arbor, Michigan • St Louis, Missouri • Philadelphia, Pennsylvania
Conditions
Symptomatic Neurogenic Orthostatic Hypotension
Interventions
ampreloxetine
Drug
Lead sponsor
Theravance Biopharma
Industry
Eligibility
30 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
13
States / cities
Colorado Springs, Colorado • Boca Raton, Florida • Port Charlotte, Florida + 10 more
Conditions
Dysphagia, GERD, Abdominal Pain
Interventions
Lidocaine, Placebo
Drug
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Fort Sam Houston, Texas