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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Vasospasm, Intracranial Clear all
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 28, 2026, 1:06 AM EDT
Completed Phase 2 Interventional Results available

The Effects of Tiopronin on 3-Aminopropanal Level & Neurologic Outcome After Aneurysmal Subarachnoid Hemorrhage

NCT01095731
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage
Interventions
Tiopronin, Placebo
Drug
Lead sponsor
E. Sander Connolly
Other
Eligibility
21 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
3
States / cities
Gainesville, Florida • New York, New York • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 28, 2026, 1:06 AM EDT
Enrolling by invitation Not applicable Interventional

Cervical Sympathetic Block in Patients With Cerebral Vasospasm

NCT05230134
View directory record Official record
Conditions
Anesthesia, Local, Cerebral Vasospasm, Subarachnoid Hemorrhage, Aneurysmal
Interventions
Cervical sympathetic block
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 28, 2026, 1:06 AM EDT
Not listed Phase 1Phase 2 Interventional

Safety and Feasibility of Hypertonic Saline Solution After Aneurysmal Subarachnoid Hemorrhage:

NCT02432157
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Cerebral Vasospasm, Hyponatremia
Interventions
HTS 3%, Standard fluid management
Drug
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 10, 2016 · Synced Sep 28, 2026, 1:06 AM EDT
Terminated Not applicable Interventional Results available

Treatment of Subarachnoid Hemorrhage With Human Albumin

NCT00283400
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
25% human albumin
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 79 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
4
States / cities
Baltimore, Maryland • Hershey, Pennsylvania • Charleston, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2015 · Synced Sep 28, 2026, 1:06 AM EDT
Completed Phase 2 Interventional

Clazosentan in Preventing the Occurrence of Cerebral Vasospasm Following an Aneurysmal Subarachnoid Hemorrhage (aSAH)

NCT00111085
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage
Interventions
Clazosentan 1 mg/h, Clazosentan 5 mg/h, Clazosentan 15 mg/h, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 70 Years
Enrollment
413 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
10
States / cities
Peoria, Illinois • Indianapolis, Indiana • Baltimore, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2018 · Synced Sep 28, 2026, 1:06 AM EDT
Completed Phase 1 Interventional

Remote Ischemic Preconditioning in Subarachnoid Hemorrhage

NCT01158508
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Subarachnoid Hemorrhage, Cerebral Vasospasm, Intracranial Aneurysm
Interventions
Remote ischemic preconditioning
Procedure
Lead sponsor
University of California, Los Angeles
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 27, 2016 · Synced Sep 28, 2026, 1:06 AM EDT
Terminated No phase listed Observational

Ventriculostomy in Subarachnoid Hemorrhage (SAH): Intracranial Pressure (ICP) Open or Not?

NCT01169454
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 5, 2015 · Synced Sep 28, 2026, 1:06 AM 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 28, 2026, 1:06 AM EDT
Completed Phase 1 Interventional

Cervical Spinal Cord Stimulation for the Prevention of Cerebral Vasospasm

NCT00766844
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage
Interventions
spinal cord stimulation
Device
Lead sponsor
Konstantin V. Slavin
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 22, 2013 · Synced Sep 28, 2026, 1:06 AM EDT
Recruiting Not applicable Interventional

The Effect of Transcutaneous Vagal Nerve Stimulation (tVNS) on Cerebral Vasospasm Secondary to Aneurysmal Subarachnoid Hemorrhage

NCT07131696
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage, Vasospasm, Cerebral, Transcutaneous Vagal Nerve Stimulation (tVNS), Endovascular Treatment
Interventions
Transcutaneous Vagal Nerve Stimulation
Device
Lead sponsor
Marshall Holland
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 28, 2026, 1:06 AM EDT
Not listed Not applicable Interventional

An Evaluation of Non-invasive Acoustic Approach to Detect and Monitor Cerebral Vasospasm

NCT02704637
View directory record Official record
Conditions
Vasospasm, Intracranial, Subarachnoid Hemorrhage
Interventions
HS-1000
Device
Lead sponsor
HeadSense Medical
Industry
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2019 · Synced Sep 28, 2026, 1:06 AM 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 28, 2026, 1:06 AM 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 28, 2026, 1:06 AM EDT
Completed Phase 3 Interventional Results available

Clinical Research Study With Clazosentan to Evaluate Its Effects on Preventing Complications Due to the Narrowing of the Blood Vessels (Vasospasm) in the Brain, Caused by Bleeding Onto the Surface of the Brain

NCT03585270
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage
Interventions
Clazosentan, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 70 Years
Enrollment
409 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
16
States / cities
Stanford, California • Jacksonville, Florida • Chicago, Illinois + 11 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Sep 28, 2026, 1:06 AM EDT
Recruiting No phase listed Observational

Registry on NeVa VS for CerebraL VAsospasm ManagemenT in Post SAH PatiEnts

NCT06893588
View directory record Official record
Conditions
Cerebral Vasospasm, Aneurysmal Subarachnoid Hemorrhage (aSAH)
Interventions
NEVA VS
Device
Lead sponsor
Vesalio
Industry
Eligibility
22 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
16
States / cities
Burbank, California • Walnut Creek, California • New Haven, Connecticut + 13 more
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 28, 2026, 1:06 AM EDT
Terminated Phase 2 Interventional Results available

Intravenous Nitrite Infusion for Reversal of Cerebral Vasospasm After Subarachnoid Hemorrhage

NCT02176837
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
Sodium Nitrite
Drug
Lead sponsor
Hope Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 29, 2018 · Synced Sep 28, 2026, 1:06 AM EDT
Completed No phase listed Observational

Non-Significant Risk Study Comparing the Nautilus NeuroWaveTM to Transcranial Doppler as an Aid to Diagnosing Vasospasm

NCT01595802
View directory record Official record
Conditions
Cerebral Vasospasm
Interventions
Nautilus NeuroWave, Transcranial Doppler (TCD)
Device
Lead sponsor
Jan Medical, Inc.
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 8, 2022 · Synced Sep 28, 2026, 1:06 AM EDT
Completed Not applicable Interventional Results available

Vesalio NeVa VS for Symptomatic Cerebral Vasospasm Following aSAH (The VITAL Study)

NCT03611790
View directory record Official record
Conditions
Cerebral Vasospasm
Interventions
NeVa VS
Device
Lead sponsor
Vesalio
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
10
States / cities
Englewood, Colorado • Jacksonville, Florida • Marietta, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 2, 2023 · Synced Sep 28, 2026, 1:06 AM EDT
Completed Phase 4 Interventional Results available

Acetazolamide Challenge With Perfusion in the Prediction of Cerebral Vasospasm

NCT03377049
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Vasospasm, Cerebral
Interventions
Acetazolamide
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Sep 28, 2026, 1:06 AM EDT
Withdrawn Phase 1Phase 2 Interventional

Effect of Intraventricular tPA Following Aneurysmal Subarachnoid Hemorrhage

NCT01878136
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Cerebral Vasospasm, Cerebral Aneurysm, Hydrocephalus
Interventions
Tissue Plasminogen Activator
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 10, 2015 · Synced Sep 28, 2026, 1:06 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety Study of Dantrolene to Treat Cerebral Vasospasm After Subarachnoid Hemorrhage

NCT00964548
View directory record Official record
Conditions
Cerebral Vasospasm After Subarachnoid Hemorrhage
Interventions
Dantrolene
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
2
States / cities
Boston, Massachusetts • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 24, 2012 · Synced Sep 28, 2026, 1:06 AM EDT
Suspended Phase 2 Interventional

Aneurysmal Subarachnoid Hemorrhage Trial RandOmizing Heparin

NCT02501434
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage, Neurobehavioral Manifestations, Vasospasm, Intracranial, Intracranial Aneurysm, Heparin-induced Thrombocytopenia Type II
Interventions
Continuous Low-Dose IV Unfractionated Heparin Infusion
Drug
Lead sponsor
Robert F. James
Other
Eligibility
18 Years to 70 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
9
States / cities
New Haven, Connecticut • Gainesville, Florida • Tallahassee, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced Sep 28, 2026, 1:06 AM EDT
Terminated Phase 4 Interventional

Cilostazol and Nimodipine Combined Therapy After Aneurysmal Subarachnoid Hemorrhage (aSAH)

NCT04148105
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage
Interventions
Cilostazol 100 MG, Placebo
Drug · Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years to 100 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Southfield, Michigan
Source: ClinicalTrials.gov public record
Updated May 30, 2024 · Synced Sep 28, 2026, 1:06 AM EDT