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ClinicalTrials.gov public records Last synced Oct 21, 2026, 8:24 AM EDT

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Showing 145–168 of 195 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Unconsciousness Clear all
Terminated Not applicable Interventional Results available

Continuous Glucose Monitoring Initiation at Hospital Discharge

NCT04854135
View directory record Official record
Conditions
Type 1 Diabetes, Type2 Diabetes, Hyperglycemia, Hypoglycemia, Hypoglycemia Unawareness
Interventions
CGM4Home
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 16, 2024 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Randomized Double Blinded Study to Examine the Use of N-acetyl Cysteine for the Prevention and Treatment of HAAF in Patients With Type 1 Diabetes

NCT02206152
View directory record Official record
Conditions
Type 1 Diabetes, Hypoglycemia Unawareness
Interventions
N-acetyl cysteine, Placebo
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 31, 2020 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Not applicable Interventional

PREPARE - Primary Prevention Parameters Evaluation

NCT00279279
View directory record Official record
Conditions
Tachycardia, Ventricular, Implantable Cardioverter Defibrillator (ICD), Fibrillation, Ventricular, Syncope
Interventions
Implanted Device
Device
Lead sponsor
Medtronic Cardiac Rhythm and Heart Failure
Industry
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
31
States / cities
Birmingham, Alabama • Mesa, Arizona • Phoenix, Arizona + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2006 · Synced Oct 21, 2026, 8:24 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Islet Transplantation for Type 1 Diabetes Mellitus

NCT00437398
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Islet Transplant
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 25, 2013 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

UNderstanding CONSciousness Connectedness and Intraoperative Unresponsiveness Study

NCT03284307
View directory record Official record
Conditions
Unconsciousness, Consciousness
Interventions
Dexmedetomidine, Ketamine, Propofol, Midazolam
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 40 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 21, 2026, 8:24 AM EDT
Not listed Phase 1 Interventional

UVA Islet Cell Transplantation in Patients With Type I Diabetes

NCT00605592
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Pancreatic Islets of Langerhans Cell Transplant
Procedure
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2009 · Synced Oct 21, 2026, 8:24 AM EDT
Terminated Phase 2 Interventional

B-Lymphocyte Immunotherapy in Islet Transplantation

NCT00468442
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Antithymocyte globulin, Daclizumab, Rituximab, Sirolimus
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 21, 2016 · Synced Oct 21, 2026, 8:24 AM EDT
Completed No phase listed Observational Results available

Physiologic Pacing Registry

NCT03719040
View directory record Official record
Conditions
Bradycardia, Sinus Node Dysfunction, Heart Block, Syncope, Cardiomyopathies, Ventricular Tachycardia, Heart Failure
Interventions
Physiologic pacing device implant
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
870 participants
Timeline
2018 – 2021
U.S. locations
26
States / cities
Huntsville, Alabama • Burlingame, California • San Diego, California + 22 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2024 · Synced Oct 21, 2026, 8:24 AM EDT
Completed No phase listed Observational

Validation of the San Francisco Syncope Rule

NCT00300625
View directory record Official record
Conditions
Syncope, Near Syncope
Interventions
Application of the San Francisco Syncope Rule
Procedure
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
21 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 15, 2018 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Not applicable Interventional Results available

Treating Phobia With Multivoxel Neuro-reinforcement

NCT03655262
View directory record Official record
Conditions
Phobia
Interventions
Unconscious Neuro-reinforcement
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 2, 2024 · Synced Oct 21, 2026, 8:24 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Measurement of Glucose Metabolism in Humans Using Magnetic Resonance at 4 Tesla. Substudy: Hypoglycemia Unawareness

NCT00793741
View directory record Official record
Conditions
Type 1 Diabetes, Hypoglycemia Unawareness
Interventions
somatostatin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Phase 4 Interventional Results available

Clinical Trial for the Prevention of Vasovagal Syncope

NCT00118482
View directory record Official record
Conditions
Syncope, Vasovagal, Neurally-Mediated
Interventions
fludrocortisone acetate
Drug
Lead sponsor
University of Calgary
Other
Eligibility
14 Years and older
Enrollment
213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
3
States / cities
Boston, Massachusetts • Nashville, Tennessee • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 15, 2019 · Synced Oct 21, 2026, 8:24 AM 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 21, 2026, 8:24 AM EDT
Completed Phase 2 Interventional Results available

mTBI Mechanisms of Action of HBO2 for Persistent Post-Concussive Symptoms

NCT01611194
View directory record Official record
Conditions
Traumatic Brain Injury With Brief Loss of Consciousness, Post-Concussion Syndrome
Interventions
Hyperbaric oxygen (HBO2) at 1.5 atms, Sham control 1.2 atms
Drug
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 65 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
5
States / cities
Colorado Springs, Colorado • Fort Carson, Colorado • Jacksonville, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2018 · Synced Oct 21, 2026, 8:24 AM EDT
Completed No phase listed Observational

The U.K. Embryologist Fatigue Study

NCT05708963
View directory record Official record
Conditions
Fatigue, Stress, Burnout, Professional, Musculoskeletal Pain, Back Pain, Neck Pain, Headache, Dizziness, Sleep Disturbance, Chest Pain, Syncope, Cardiovascular Diseases, Shortness of Breath, Gastrointestinal Diseases
Interventions
Not listed
Lead sponsor
TMRW Life Sciences
Industry
Eligibility
22 Years to 65 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Phase 3 Interventional

Lethargic Depression Study

NCT00064467
View directory record Official record
Conditions
Epilepsy, Major Depressive Disorder (MDD)
Interventions
Extended-release bupropion (HCl)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
268 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
24
States / cities
Beverly Hills, California • Sherman Oaks, California • Temecula, California + 21 more
Source: ClinicalTrials.gov public record
Updated May 30, 2017 · Synced Oct 21, 2026, 8:24 AM EDT
Terminated Phase 2 Interventional Results available

Glucagon Infusion in T1D Patients With Recurrent Severe Hypoglycemia: Effects on Counter-Regulatory Responses

NCT03490942
View directory record Official record
Conditions
Hypoglycemia Unawareness, Diabetes Mellitus, Type 1
Interventions
Glucagon, Placebo
Drug
Lead sponsor
Xeris Pharmaceuticals
Industry
Eligibility
21 Years to 64 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
5
States / cities
Birmingham, Alabama • San Diego, California • Atlanta, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 21, 2026, 8:24 AM EDT
Completed No phase listed Observational Results available

LBBAP Data Collection Registry

NCT05887323
View directory record Official record
Conditions
Bradycardia, Sinus Node Dysfunction, Heart Block, Syncope, Cardiomyopathies, Heart Failure
Interventions
Implantation of the Tendril 2088 lead in the LBBA
Device
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
5
States / cities
Jonesboro, Arkansas • Rancho Mirage, California • Pensacola, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 21, 2026, 8:24 AM EDT
Recruiting No phase listed Observational

Fainting Detection And Early Warning In Syncope Evaluation Study (ARISE)

NCT07502599
View directory record Official record
Conditions
Orthostatic Hypotension, Reflex Syncope
Interventions
Wearable holter monitor
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 21, 2026, 8:24 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Effects of Pulsatile Intravenous Insulin Delivery on Hypoglycemic Unawareness

NCT01029639
View directory record Official record
Conditions
Hypoglycemia
Interventions
Pulsatile Intravenous Insulin Therapy (Humulin R, Novolog)
Procedure
Lead sponsor
Florida Atlantic University
Other
Eligibility
20 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Boca Raton, Florida
Source: ClinicalTrials.gov public record
Updated Aug 10, 2016 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Not applicable Interventional Results available

The Efficacy of Familiar Voice Stimulation During Coma Recovery

NCT00557076
View directory record Official record
Conditions
Traumatic Brain Injury, Coma, Vegetative State, Minimally Conscious State
Interventions
Familiar Auditory Sensory Training, Sham Auditory Sensory Training
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
3
States / cities
Chicago, Illinois • Hines, Illinois • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 6, 2019 · Synced Oct 21, 2026, 8:24 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Measurement of Glucose/Glycogen Metabolism in Humans Using Magnetic Resonance at 4 or 7 Tesla

NCT00786825
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
somatostatin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2017
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 18, 2019 · Synced Oct 21, 2026, 8:24 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Vagus Nerve Stimulation to Augment Recovery From Minimally Conscious or Persistently Vegetative States After Traumatic Brain Injury

NCT01260090
View directory record Official record
Conditions
Minimally Conscious States Due to Traumatic Brain Injury, Persistently Vegetative States Due to Traumatic Brain Injury
Interventions
Vagus nerve stimulation;, No stimulation
Device
Lead sponsor
VA New York Harbor Healthcare System
Federal
Eligibility
18 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 27, 2023 · Synced Oct 21, 2026, 8:24 AM EDT
Terminated Phase 2 Interventional

Study Evaluating GAP-486 in Heart Rhythm

NCT00137293
View directory record Official record
Conditions
Arrhythmia
Interventions
GAP-486 (ZP-123), 0.9% Sodium Chloride, USP
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
3
States / cities
San Francisco, California • Washington D.C., District of Columbia • Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 10, 2007 · Synced Oct 21, 2026, 8:24 AM EDT