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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Subarachnoid Hemorrhage Clear all
Completed Phase 1Phase 2 Interventional

A Randomized, Double-Blind, Placebo-Controlled Trial of Simvastatin on Subarachnoid Hemorrhage-Induced Vasospasm

NCT00235963
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Delayed Vasospasm
Interventions
Simvastatin
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 15, 2008 · Synced Sep 24, 2026, 6:12 PM EDT
Completed Phase 3 Interventional

Hypothermia During Intracranial Aneurysm Surgery Trial

NCT00029133
View directory record Official record
Conditions
Aneurysm, Hypothermia, Subarachnoid Hemorrhage
Interventions
mild intraoperative hypothermia (33 degrees Celsius)
Procedure
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
19 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 24, 2026, 6:12 PM EDT
Terminated Phase 1 Interventional

Safety/Pharmacokinetic Study Comparing Intracisternal EG-1962 to Standard of Care Enteral Nimodipine in Adults With aSAH

NCT02893826
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal
Interventions
EG-1962 (nimodipine microparticles), Enteral Nimodipine
Drug
Lead sponsor
Edge Therapeutics Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
3
States / cities
Phoenix, Arizona • San Francisco, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 25, 2018 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

NOninVasive Intracranial prEssure From Transcranial doppLer Ultrasound Development of a Comprehensive Database of Multimodality Monitoring Signals for Brain-Injured Patients

NCT04548596
View directory record Official record
Conditions
Traumatic Brain Injury, Subarachnoid Hemorrhage, Intracerebral Hemorrhage, Liver Failure, Ischemic Stroke
Interventions
Transcranial Doppler
Diagnostic Test
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2025
U.S. locations
3
States / cities
Davis, California • San Francisco, California • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 17, 2025 · Synced Sep 24, 2026, 6:12 PM EDT
Not listed No phase listed Observational

Appropriateness of Methodist Health System(MHS) Inter-facility Transfers of Traumatic Intracranial Subarachnoid Hemorrhage and Spontaneous Bleeds for Level-1 Advanced Surgical Intervention

NCT06136078
View directory record Official record
Conditions
Traumatic Intracranial Subarachnoid Hemorrhage
Interventions
rate of appropriate and inappropriate transfers from Methodist interfacility transfers
Other
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years to 75 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 24, 2026, 6:12 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Randomized Trial for Pain Management in Low-grade Subarachnoid Hemorrhage

NCT01851720
View directory record Official record
Conditions
Headaches Associated With Subarachnoid Hemorrhage (SAH)
Interventions
Low dose fentanyl PCA, Standard IV fentanyl bolus
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 75 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 21, 2017 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Stroke and Cerebrovascular Diseases Registry

NCT03281590
View directory record Official record
Conditions
Stroke, Acute Stroke, Acute Brain Injury, Ischemic Stroke, Hemorrhagic Stroke, Transient Ischemic Attack, Subarachnoid Hemorrhage, Cerebral Ischemia, Cerebral Infarction, Cerebral Stroke, Venous Sinus Thrombosis, Cranial
Interventions
Not listed
Lead sponsor
University of New Mexico
Other
Eligibility
1 Year and older
Enrollment
4,594 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 21, 2022 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

Role of Proteomics and Metallomics in Cerebral Vasospasm Following Subarachnoid Hemorrhage

NCT01799018
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Cerebral Vasospasm, Hydrocephalus
Interventions
Not listed
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Nov 19, 2014 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

Volumetric Integral Phase-shift Spectroscopy for Noninvasive Detection of Hemispheric Bioimpedance Asymmetry in Acute Brain Pathology

NCT03148340
View directory record Official record
Conditions
Stroke, Stroke, Acute, Ischemic Stroke, Hemorrhage, Clot (Blood); Brain, Subarachnoid Hemorrhage, Cerebral Infarction, Cerebral Hemorrhage, Cerebral Stroke, Intracerebral Hemorrhage, Intracerebral Injury
Interventions
VIPS Monitoring
Diagnostic Test
Lead sponsor
Cerebrotech Medical Systems, Inc.
Industry
Eligibility
18 Years and older
Enrollment
287 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
Jacksonville, Florida • Buffalo, New York • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2018 · Synced Sep 24, 2026, 6:12 PM EDT
Terminated Early Phase 1 Interventional

Continuous Neurophysiological Monitoring Detection of Cerebral Vasospasm in Aneurysmal Subarachnoid Hemorrhage Subjects

NCT01343537
View directory record Official record
Conditions
Cerebral Vasospasm, SAH, Aneurysm
Interventions
Neuro Monitoring
Other
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years to 89 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Dec 31, 2015 · Synced Sep 24, 2026, 6:12 PM EDT
Recruiting Not applicable Interventional

Lumbar Drain vs Extraventricular Drain to Prevent Vasospasm in Subarachnoid Hemorrhage

NCT03065231
View directory record Official record
Conditions
Vasospasm, Intracranial, Subarachnoid Hemorrhage
Interventions
Extraventricular Drain, Lumbar Drain
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 110 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2025 · Synced Sep 24, 2026, 6:12 PM EDT
Recruiting Phase 2 Interventional

IA Lidocaine and Methylprednisolone for Headache Associated With Subarachnoid Hemorrhage

NCT07054801
View directory record Official record
Conditions
Headaches Associated With Subarachnoid Hemorrhage (SAH)
Interventions
Lidocaine hydrochloride, Methylprednisolone sodium succinate
Drug
Lead sponsor
Daniel Raper, MBBS
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 24, 2026, 6:12 PM EDT
Terminated Phase 4 Interventional Results available

The Intra-arterial Vasospasm Trial

NCT01996436
View directory record Official record
Conditions
Cerebral Vasospasm
Interventions
Nicardipine, Verapamil, Nicardipine + Verapamil + Nitroglycerin
Drug
Lead sponsor
Peng Roc Chen, MD
Other
Eligibility
18 Years to 80 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
5
States / cities
New Haven, Connecticut • Manhasset, New York • Winston-Salem, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated May 10, 2025 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

Monitoring of Delayed Ischemia After Subarachnoid Hemorrhage

NCT01406457
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
Not listed
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 70 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 20, 2015 · Synced Sep 24, 2026, 6:12 PM EDT
Terminated Phase 2 Interventional Results available

Milrinone in Addition to Hyperdynamic Therapy in the Treatment of Vasospasm Following Aneurysmal Subarachnoid Hemorrhage

NCT02712788
View directory record Official record
Conditions
Cerebral Vasospasm
Interventions
Milrinone, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 1, 2019 · Synced Sep 24, 2026, 6:12 PM EDT
Not listed Phase 4 Interventional

IV Double and Triple Concentrated Nicardipine for Stroke and ICH

NCT00325793
View directory record Official record
Conditions
Hypertension
Interventions
Nicardipine
Drug
Lead sponsor
OSF Healthcare System
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated May 14, 2006 · Synced Sep 24, 2026, 6:12 PM EDT
Not yet recruiting Not applicable Interventional

Noninvasive CA Monitoring Validation and Autonomic Modulation in Aneurysmal Subarachnoid Hemorrhage

NCT07577739
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Delayed Cerebral Ischemia, Cerebral Vasospasm, Autonomic Nervous System Diseases
Interventions
Right-Sided Cervical Sympathetic Block at C6, Transcutaneous Auricular Vagal Nerve Stimulation (taVNS)
Procedure · Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

Computed Tomographic (CT) Perfusion and CT Angiography as Screening Tools for Vasospasm Following Subarachnoid Hemorrhage

NCT00962546
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 8, 2014 · Synced Sep 24, 2026, 6:12 PM EDT
Completed Phase 4 Interventional Results available

Assess Safety and Efficacy of Levetiracetam(LEV;Keppra)for Seizure Prevention

NCT00618436
View directory record Official record
Conditions
Traumatic Brain Injury, Subarachnoid Hemorrhage
Interventions
Levetiracetam, Phenytoin
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 6, 2014 · Synced Sep 24, 2026, 6:12 PM EDT
Recruiting Phase 2Phase 3 Interventional

Transnasal Sphenopalatine Ganglion Block for Treatment of Acute Subarachnoid Hemorrhage Associated Headache

NCT06621329
View directory record Official record
Conditions
SAH (Subarachnoid Hemorrhage), Headache
Interventions
Transnasal sphenopalatine ganglion block
Combination Product
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 100 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

Bilateral Bispectral Index (BIS) Study

NCT01187420
View directory record Official record
Conditions
Cerebral Vasospasm, Delayed Cerebral Ischemia, Subarachnoid Hemorrhage
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 12, 2017 · Synced Sep 24, 2026, 6:12 PM EDT
Completed Not applicable Interventional

Preconditioning With Limb Ischemia for Subarachnoid Hemorrhage

NCT02411266
View directory record Official record
Conditions
Ischemic Preconditioning
Interventions
ischemic conditioning group
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2020
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 12, 2021 · Synced Sep 24, 2026, 6:12 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Statins and Cerebral Blood Flow in Subarachnoid Hemorrhage (SAH)

NCT00795288
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
Simvastatin, 80 mg/day for 21 days, placebo
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 20, 2016 · Synced Sep 24, 2026, 6:12 PM EDT
Completed No phase listed Observational

Identification of Novel Molecular Markers for Vasospasm

NCT02389634
View directory record Official record
Conditions
Cerebral Vasospasm, Subarachnoid Hemorrhage
Interventions
Not listed
Lead sponsor
St. Joseph's Hospital and Medical Center, Phoenix
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Sep 24, 2026, 6:12 PM EDT