Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 25, 2026, 5:36 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Multiple Sclerosis
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Cardiac Arrest
Interventions
Non-invasive cerebral flow monitoring
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Terminated Not applicable Interventional Results available

POSITIVE Stroke Clinical Trial

NCT01852201
Conditions
Ischemic Stroke
Interventions
Endovascular Mechanical Thrombectomy
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 80 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
20
States / cities
Phoenix, Arizona • Los Angeles, California • Englewood, Colorado + 17 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving Human Cerebrovascular Function Using Acute Intermittent Hypoxia

NCT05164705
Conditions
Healthy Brain Perfusion
Interventions
Acute Intermittent Hypoxia, Sham Acute Intermittent Hypoxia
Other
Lead sponsor
Northwestern University
Other
Eligibility
21 Years to 50 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Head Injury, Intracranial Pathology, Compromised Cerebral Perfusion
Interventions
ITPR
Device
Lead sponsor
Advanced Circulatory Systems
Industry
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Conditions
Head Injury
Interventions
Place HOB in alternate positions from 0-50 degrees.
Procedure
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
Up to 18 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Ischemic Stroke
Interventions
Computed tomography perfusion imaging
Other
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2022
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers

Role of Prostaglandins in the Regulation of Brain Blood Flow

NCT00006318
Conditions
Healthy, Hypercapnia
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Age- and Alzheimer's Disease-Related Memory Disorder

NCT00029120
Conditions
Alzheimer Disease, Dementia, Memory Disorder, Healthy
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 90 Years
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Cerebral Vasospasm, Cerebral Aneurysm, Subarachnoid Hemorrhage
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Acute Ischemic Stroke, Hemorrhagic Stroke
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Endotracheal Intubation, Continuous IV Sedation, ICP Monitoring
Interventions
Standard-of-Care plus Dexmedetomidine, Standard-of-Care
Drug · Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Genetic Predisposition to Disease, Healthy Volunteers
Interventions
Sirolimus
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
45 Years to 65 Years
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Intraventricular Hemorrhage, Periventricular Leukomalacia, Brain Injury, Extreme Prematurity
Interventions
Brain Monitoring Platform
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
0 Hours to 12 Hours
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
3
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Quantifying Collateral Perfusion in Cerebrovascular Disease-Moyamoya Disease and Stroke Patients

NCT01419275
Conditions
Cerebrovascular Accident, Moyamoya Disease
Interventions
Xenon contrast agent, Magnetic Resonance Imaging
Drug · Device
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Stanford, California
Conditions
Cerebral Hypoperfusion
Interventions
Electronic CPP pager alert
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Head and Neck Cancer
Interventions
blood-oxygen-level-dependent functional magnetic resonance imaging, diffusion tensor imaging, dynamic contrast-enhanced magnetic resonance imaging, functional magnetic resonance imaging, intensity-modulated radiation therapy, radiation therapy treatment planning/simulation
Procedure · Radiation
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years to 120 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Statin Effects on Beta-Amyloid and Cerebral Perfusion in Adults at Risk for Alzheimer's Disease

NCT00939822
Conditions
Alzheimer's Disease
Interventions
Simvastatin, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
40 Years to 72 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Fitchburg, Wisconsin
Conditions
Parkinson Disease, Neurogenic Orthostatic Hypotension
Interventions
Droxidopa, Placebo
Drug
Lead sponsor
William Ondo, MD
Other
Eligibility
18 Years to 85 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Houston, Texas
Conditions
Traumatic Brain Injury, Subarachnoid Hemorrhage
Interventions
Bedside display of cerebral perfusion pressure information
Other
Lead sponsor
University of Washington
Other
Eligibility
Not listed
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Alzheimer's Disease
Interventions
Donepezil, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
50 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
8
States / cities
San Francisco, California • Baltimore, Maryland • St Louis, Missouri + 1 more
Conditions
Neuropsychiatric Systemic Lupus Erythematosus
Interventions
Magnetic Resonance Angiography (MRA), Magnetic resonance imaging, MRA, diffusion Imaging, perfusion imaging.
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 99 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Recruiting No phase listed Observational Accepts healthy volunteers

Retinal Imaging in Neurodegenerative Disease

NCT03233646
Conditions
Alzheimer's Disease, Mild Cognitive Impairment, Parkinson's Disease, Multiple Sclerosis, Huntington Disease, Lewy Body Dementia, Frontotemporal Dementia, Amyotrophic Lateral Sclerosis (ALS), APOE-4 Positive, Traumatic Brain Injury, Concussion, Post-Traumatic Stress Disorder, Down Syndrome, Neuro-Degenerative Disease, Normal Cognition
Interventions
Retinal and Choroidal Imaging
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

Imaging of Traumatic Brain Injury

NCT01196299
Conditions
Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland