Subarachnoid Hemorrhage Clinical Trials

72 recruitingLast updated: June 18, 2026

There are 72 actively recruiting subarachnoid hemorrhage clinical trials across 21 countries. Studies span Not Applicable, Phase 2, Phase 4, Phase 1, Phase 3. Top locations include Beijing, Beijing Municipality, China, Baltimore, Maryland, United States, Shanghai, Shanghai Municipality, China. Updated daily from ClinicalTrials.gov.


Subarachnoid Hemorrhage Trials at a Glance

72 actively recruiting trials for subarachnoid hemorrhage are listed on ClinicalTrialsFinder across 6 cities in 21 countries. The largest study group is Not Applicable with 19 trials, with the heaviest enrollment activity in Beijing, Baltimore, and Shanghai. Lead sponsors running subarachnoid hemorrhage studies include Beijing Tiantan Hospital, Massachusetts General Hospital, and University of Maryland, Baltimore.

Browse subarachnoid hemorrhage trials by phase

Treatments under study

About Subarachnoid Hemorrhage Clinical Trials

Looking for clinical trials for Subarachnoid Hemorrhage? There are currently 24 studies actively recruiting participants. Clinical trials offer access to new treatments before they are widely available, and every approved therapy in use today was first tested through a clinical trial.

Below you can browse trials, sign up for alerts when new Subarachnoid Hemorrhage trials open, and view eligibility criteria for each study. Each listing includes the study phase, locations, and enrollment details.

Frequently Asked Questions

Common questions about Subarachnoid Hemorrhage clinical trials

A clinical trial is a carefully designed research study that tests new medical treatments, drugs, devices, or approaches in human volunteers. Every approved medication and treatment available today was proven safe and effective through clinical trials.

All clinical trials are reviewed and approved by Institutional Review Boards (IRBs) — independent committees that evaluate patient safety. Trials follow strict protocols, and your health is monitored closely throughout. You can withdraw at any time.

Not necessarily. Many trials compare the new treatment against the current standard of care, meaning all participants receive active treatment. When placebos are used, they are typically combined with standard treatment, not given alone. The trial description will always specify the design.

Under the Affordable Care Act, most private insurers are required to cover routine patient care costs during a clinical trial. The sponsor typically covers the investigational treatment itself. Medicare also covers routine costs for qualifying trials.

Yes. Participation is completely voluntary. You can withdraw at any time, for any reason, without it affecting your access to standard medical care.

Each trial has specific eligibility criteria — including age, diagnosis, disease stage, prior treatments, and general health. Browse the trials listed above and check their eligibility sections. You can also contact the trial site directly to discuss your situation.

Showing 120 of 72 trials

Recruiting

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

Cerebral VasospasmAneurysmal Subarachnoid Hemorrhage (aSAH)
Vesalio200 enrolled16 locationsNCT06893588
Recruiting

Nitric Oxide Consumption as a Predictor of Vasospasm in Subarachnoid Hemorrhage

Cerebral VasospasmAneurysmal Subarachnoid Hemorrhage
Massachusetts General Hospital40 enrolled2 locationsNCT07614906
Recruiting
Phase 4

Intranasal Sphenopalatine Ganglion Blockade for Headaches Following Aneurysmal Subarachnoid Hemorrhage

HeadacheAneurysmal Subarachnoid Hemorrhage (aSAH)
Wright State University20 enrolled1 locationNCT07116408
Recruiting
Not Applicable

Impact of NMES and HPRO on Recovery After SAH- Pilot Study

InflammationSubarachnoid HemorrhageMuscle Atrophy+1 more
University of Maryland, Baltimore30 enrolled1 locationNCT03201094
Recruiting
Not Applicable

Safety, Feasibility, and Efficacy of Non-invasive Vagus Nerve Stimulation (nVNS) in the Treatment of Aneurysmal Subarachnoid Hemorrhage

Subarachnoid Hemorrhage, Aneurysmal
Massachusetts General Hospital25 enrolled1 locationNCT05103566
Recruiting
Phase 2

Efficacy of Daily IV Administration of Dornase Alfa up to 14 Days Post Subarachnoid Hemorrhage on Functional Independence at 6 Months

SAH (Subarachnoid Hemorrhage)Delayed Cerebral IschemiaRuptured Aneurysm of Intracranial Artery
Fondation Ophtalmologique Adolphe de Rothschild304 enrolled6 locationsNCT06723717
Recruiting

Dome-Only Aneurysm Coiling in Severe Aneurysmal Subarachnoid Hemorrhage

Aneurysmal Subarachnoid Hemorrhage
University of Louisville30 enrolled1 locationNCT07250958
Recruiting
Phase 4

Early Lumbar Drainage Plus Intrathecal Urokinase in Severe Aneurysmal Subarachnoid Hemorrhage (LD-ITUK)

Aneurysmal Subarachnoid Hemorrhage
Second Affiliated Hospital of Nanchang University424 enrolled25 locationsNCT06284642
Recruiting

Multi-Center Registry Cohort Study on Prognostic Factors and Prediction Model Construction in Aneurysmal SAH

Aneurysmal Subarachnoid Hemorrhage
Second Affiliated Hospital of Nanchang University5,000 enrolled1 locationNCT05738083
Recruiting
Not Applicable

Crystalloid Fluid Choice and Neurological Outcome in Patients After Subarachnoid Haemorrhage

Critical IllnessSubarachnoid HemorrhageInfusion Fluid+1 more
Insel Gruppe AG, University Hospital Bern320 enrolled3 locationsNCT04043598
Recruiting

Ventilatory Parameters in Acute Neurological Injury

Traumatic Brain InjuryStrokeSubarachnoid Hemorrhage+1 more
Ramos Mejía Hospital19 enrolled1 locationNCT06192342
Recruiting

Neurosurgical Outcome Network

DepressionTrigeminal NeuralgiaObsessive-Compulsive Disorder+20 more
Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta4,500 enrolled27 locationsNCT06724029
Recruiting

Multicenter Registry of Patients With Subarachnoid Hemorrhage

Subarachnoid Hemorrhage, Spontaneous
UMC Utrecht1,000 enrolled9 locationsNCT07482124
Recruiting
Phase 1

Tocilizumab-aazg for Hemorrhage: Reduction of Ischemic Vascular Events

Delayed Cerebral IschemiaAneurysmal Subarachnoid Hemorrhage
University of Florida30 enrolled1 locationNCT06863480
Recruiting

Augmented Renal Clearance in Neurocritical Care

Ischemic StrokeIntracerebral HemorrhageTBI (Traumatic Brain Injury)+4 more
University of Alberta512 enrolled3 locationsNCT07410624
Recruiting

Microvention AnEurysm & STroke Real-life Data cOllection

Acute Ischemic StrokeIschemic StrokeIntracranial Aneurysm+2 more
Microvention-Terumo, Inc.1,000 enrolled1 locationNCT06494436
Recruiting

Nimodipine Variability in SAH

Subarachnoid Hemorrhage, AneurysmalSubarachnoid Aneurysm Hemorrhage
University of Alberta500 enrolled3 locationsNCT07065903
Recruiting
Phase 1

Prophylactic Antibiotics Useful With Antibiotic Impregnated External Ventricular Drains (EVDs)?

HydrocephalusSubarachnoid HemorrhageIntracerebral Hemorrhage+1 more
Montefiore Medical Center84 enrolled1 locationNCT05001750
Recruiting
Phase 2

Infusion of Lidocaine and Steroids in Middle Meningeal Artery for Pain in Subarachnoid Hemorrhage

Opioid UseSubarachnoid Hemorrhage, AneurysmalHeadache+1 more
The University of Texas Medical Branch, Galveston15 enrolled1 locationNCT07294118
Recruiting

DIND in Patients With aSAH : Real World Study

Aneurysmal Subarachnoid Hemorrhage (aSAH)
Xuanwu Hospital, Beijing10,000 enrolled1 locationNCT07160088