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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Terminated Phase 2 Interventional Results available

Long-term Extension Study of the Safety and Pharmacokinetics of QCC374 in PAH Patients

NCT02939599
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
QCC374
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 4, 2021 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Not applicable Interventional Results available

Hybrid Closed Loop Insulin Delivery System in Hypoglycemia

NCT03215914
View directory record Official record
Conditions
Type1diabetes, Hypoglycemia Unawareness, Nocturnal Hypoglycemia, Hypoglycemia Night, Hypoglycemia
Interventions
MiniMed 670G system
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
25 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
3
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Sep 10, 2026, 4:41 PM EDT
Terminated No phase listed Observational Results available

Brain Networks and Consciousness

NCT04502550
View directory record Official record
Conditions
Loss of Consciousness, Parkinson Disease, Essential Tremor, Anesthesia
Interventions
Propofol
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Sep 10, 2026, 4:41 PM EDT
Completed No phase listed Observational

Improving Syncope Risk Stratification in Older Adults

NCT01802398
View directory record Official record
Conditions
Syncope
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
60 Years and older
Enrollment
3,707 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
10
States / cities
Sacramento, California • Boston, Massachusetts • Royal Oak, Michigan + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Phase 1Phase 2 Interventional Results available

A Safety, Tolerability, and Efficacy Study of VC-02™ Combination Product in Subjects With Type 1 Diabetes Mellitus and Hypoglycemia Unawareness

NCT03163511
View directory record Official record
Conditions
Type 1 Diabetes Mellitus With Hypoglycemia
Interventions
VC-02 Combination Product
Combination Product
Lead sponsor
ViaCyte
Industry
Eligibility
18 Years to 65 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
7
States / cities
Duarte, California • Irvine, California • Sacramento, California + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Sep 10, 2026, 4:41 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Biospecimen Repository for Cardiac Arrhythmias at the Cleveland Clinic

NCT00921986
View directory record Official record
Conditions
Arrhythmias, Cardiac
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2035
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cerebral Responses to Insulin Induced Hypoglycemia

NCT02747680
View directory record Official record
Conditions
Type 1 Diabetes, Healthy, Hypoglycemia Unawareness
Interventions
hypoglycemia (low blood sugar) in MRI
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
266 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Sep 10, 2026, 4:41 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

REcovery From DEXmedetomidine-induced Unconsciousness

NCT06003127
View directory record Official record
Conditions
Anesthesia, Healthy, Consciousness, Level Altered
Interventions
Transcranial Magnetic Stimulation-Electroencephalography
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 10, 2026, 4:41 PM EDT
Completed No phase listed Observational

Informed Choice Regarding Invasive Prenatal Testing

NCT00514553
View directory record Official record
Conditions
Pregnancy - Prenatal Testing
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 55 Years · Female only
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Not applicable Interventional

Randomized Study of Midodrine, an Alpha Adrenergic Agonist, in Patients With Neurally Mediated Syncope

NCT00004479
View directory record Official record
Conditions
Syncope
Interventions
midodrine
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
16 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Phase 2 Interventional

LEA29Y (Belatacept) Emory Edmonton Protocol

NCT00468403
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Allogeneic Pancreatic Islet Cells, Belatacept, Basiliximab, Mycophenolate Mofetil, Tacrolimus, Intraportal infusion of islet cells
Biological · Drug · Procedure
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Sep 10, 2026, 4:41 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Cor360: Clinician-Facing Broad-Spectrum Cardiac Phenotyping and Risk Assessment Using COR® Wearable ECG to Inform Outcomes-Oriented Care Pathways

NCT07775976
View directory record Official record
Conditions
Cardiovascular Diseases, Cardiovascular Diseases Risk, Cardiac Conduction System Disease, Bundle/Fascicular Abnormalities, His-Purkinje Disease, Arrhythmias, Cardiac, Rhythm Phenotypes, Myocardial Ischemia, Syncope, Syncope Recurrent, Syncope and Collapse, Seizure Disorder, Sleep Apnea Syndrome, Obstructive, Decision Support Systems, Clinical, Heart Failure - NYHA II - IV, Heart Failure (for Example, Fluid Overload), HRV, Cardiopulmonary, Sudden Cardiac Arrest, Cardiac Arrest (CA), Ventricular Arrhythmias and Cardiac Arrest, Ventricular Fibrillation, QT Dispersion, Atrial Cardiomyopathy
Interventions
COR Wearable ECG Monitoring, Cor360 Clinician-Facing Decision-Aid Reporting
Device · Other
Lead sponsor
Peerbridge Health, Inc
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
2
States / cities
Pasadena, California • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 10, 2026, 4:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Multi-Site Near Infrared Spectroscopy (NIRS) Monitoring of Children During Tilt Table Testing

NCT00659464
View directory record Official record
Conditions
Syncope
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
7 Years to 21 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 12, 2012 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Mechanisms of Vasovagal Syncope

NCT01791816
View directory record Official record
Conditions
Vasovagal Syncope, Postural Tachycardia Syndrome
Interventions
Phenylephrine, L-Ng-monomethyl Arginine (L-NMMA)
Drug
Lead sponsor
New York Medical College
Other
Eligibility
14 Years to 29 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2022
U.S. locations
1
States / cities
Hawthorne, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Allogeneic Islet Cells Transplanted Onto the Omentum

NCT02213003
View directory record Official record
Conditions
Type 1 Diabetes Mellitus, Hypoglycemia, Hypoglycemia Unawareness
Interventions
Islet transplantation
Biological
Lead sponsor
Rodolfo Alejandro
Other
Eligibility
18 Years to 65 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Sep 10, 2026, 4:41 PM EDT
Completed Phase 2 Interventional

Strategies to Improve Islet Survival

NCT00464555
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Islet transplant, Antithymocyte globulin, Basiliximab, Lisofylline, Sirolimus, Tacrolimus
Procedure · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
2
States / cities
Miami, Florida • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 25, 2016 · Synced Sep 10, 2026, 4:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Impact of Pancreatic Islet Cell Allotransplantation on Cognitive Function in Type 1 Diabetes Mellitus

NCT00590876
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
New Haven, Connecticut • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 26, 2011 · Synced Sep 10, 2026, 4:41 PM EDT
Enrolling by invitation Not applicable Interventional

A Study of Transcutaneous Electrical Stimulation As a Noxious Stimulus for the Glasgow Coma Scale

NCT06681779
View directory record Official record
Conditions
Comatose
Interventions
Transcutaneous electrical stimulation, Standard of Care (SOC)
Device · Other
Lead sponsor
Markey Olson
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Nov 7, 2024 · Synced Sep 10, 2026, 4:41 PM EDT
Not listed Phase 4 Interventional

Assessment of Midodrine in the Prevention of Vasovagal Syncope: The Prevention of Syncope Trial IV

NCT01456481
View directory record Official record
Conditions
Vasovagal Syncope
Interventions
midodrine hydrochloride, matching placebo
Drug
Lead sponsor
Dr. Bob Sheldon
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
2
States / cities
Minneapolis, Minnesota • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 8, 2024 · Synced Sep 10, 2026, 4:41 PM 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 Sep 8, 2026 · Synced Sep 10, 2026, 4:41 PM 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 24, 2013 · Synced Sep 10, 2026, 4:41 PM EDT
Completed No phase listed Observational

Data Collection - Of Syncope Tilt Table Testing Study

NCT03721393
View directory record Official record
Conditions
Orthostatic Hypotension, Reflex Syncope
Interventions
Wearable heart monitor
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Sep 10, 2026, 4:41 PM 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 12, 2023 · Synced Sep 10, 2026, 4:41 PM 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 7, 2024 · Synced Sep 10, 2026, 4:41 PM EDT