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Showing 1–24 of 59 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cerebral Vasospasm Clear all
Terminated Not applicable Interventional Results available

Use of Simvastatin for the Prevention of Vasospasm in Aneurysmal Subarachnoid Hemorrhage

NCT00487461
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage, Cerebral Vasospasm
Interventions
Simvastatin 40 mg, Placebo, Simvastatin 80 mg
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 24, 2015 · Synced Sep 8, 2026, 11:51 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 8, 2026, 11:51 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 8, 2026, 11:51 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 8, 2026, 11:51 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cerebral Autoregulation and Vasospasm in Patients With TBI

NCT02351518
View directory record Official record
Conditions
Tbi, Vasospasm, Cerebral Ischemia, Cerebral Infarct
Interventions
No intervention
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
15 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 26, 2022 · Synced Sep 8, 2026, 11:51 AM EDT
Terminated Phase 3 Interventional Results available

Acetaminophen in aSAH to Inhibit Lipid Peroxidation and Cerebral Vasospasm

NCT00585559
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage, Cerebral Vasospasm
Interventions
Placebos for acetaminophen and N-acetylcysteine, APAP 1 gm every 6 hours and N-acetylcysteine placebo, NAC IV infusion at 0.5 gm hourly and APAP placebo, APAP 1 gm q6 hours, plus NAC IV infusion at 0.5 gm hourly, APAP 1.5 gm q6 hours, plus NAC IV infusion at 0.5 gm hourly
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
20 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 17, 2025 · Synced Sep 8, 2026, 11:51 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 8, 2026, 11:51 AM EDT
Terminated Phase 3 Interventional

Clazosentan in Aneurysmal Subarachnoid Hemorrhage

NCT00940095
View directory record Official record
Conditions
Aneurysmal Subarachnoid Hemorrhage
Interventions
Clazosentan 5 m/h, Clazosentan 15 mg/h, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
577 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
29
States / cities
Glendale, California • San Francisco, California • Stanford, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2018 · Synced Sep 8, 2026, 11:51 AM EDT
Completed Not applicable Interventional

SAHaRA: A Randomized Controlled Trial

NCT03309579
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal
Interventions
Liberal RBC Transfusion Strategy, Restrictive RBC Transfusion Strategy
Other
Lead sponsor
Ottawa Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
742 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
3
States / cities
Aurora, Colorado • Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 5, 2024 · Synced Sep 8, 2026, 11:51 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 8, 2026, 11:51 AM EDT
Completed No phase listed Observational Results available

Ventriculostomies in SAH: ICP Open or Not?

NCT00787020
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 2, 2015 · Synced Sep 8, 2026, 11:51 AM EDT
Completed Phase 2 Interventional

Balloon Prophylaxis of Aneurysmal Vasospasm

NCT00282893
View directory record Official record
Conditions
Aneurysm, Vasospasm
Interventions
transluminal ballooning, currently existing therapies for the treatment of vasospasm
Procedure · Other
Lead sponsor
University of California, Davis
Other
Eligibility
17 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
3
States / cities
Sacramento, California • Nashville, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 14, 2017 · Synced Sep 8, 2026, 11:51 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 8, 2026, 11:51 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 8, 2026, 11:51 AM EDT
Completed Phase 2 Interventional Results available

Safety and Pharmacokinetic Evaluation of Nitrite for Prevention of Cerebral Vasospasm

NCT00873015
View directory record Official record
Conditions
Subarachnoid Hemorrhage
Interventions
Sodium nitrite, Saline
Drug
Lead sponsor
Hope Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 20, 2020 · Synced Sep 8, 2026, 11:51 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 8, 2026, 11:51 AM 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 8, 2026, 11:51 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 8, 2026, 11:51 AM EDT
Terminated Phase 2 Interventional

Safety Study of Cervical Sympathetic Block for Cerebral Vasospasm Following Aneurysmal Subarachnoid Hemorrhage

NCT00930072
View directory record Official record
Conditions
Vasospasm
Interventions
Cervical Sympathetic Block (bupivicaine, clonidine)
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 26, 2017 · Synced Sep 8, 2026, 11:51 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 8, 2026, 11:51 AM 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 8, 2026, 11:51 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 8, 2026, 11:51 AM EDT
Suspended Not applicable Interventional

The Effect of Sympathetic Modulation on Cerebral Vasospasm Secondary to Aneurysmal Subarachnoid Hemorrhage

NCT06443177
View directory record Official record
Conditions
Vasospasm, Cerebral, Aneurysmal Subarachnoid Hemorrhage
Interventions
Vectris trial leads and stimulation, Sham
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 8, 2026, 11:51 AM EDT
Completed No phase listed Observational

Physiologic Mechanisms in Pediatric Traumatic Brain Injury (TBI)

NCT01763892
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
5 Days to 15 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 19, 2015 · Synced Sep 8, 2026, 11:51 AM EDT