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Aneurysmal Subarachnoid HemorrhageNCT00487461

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

A study testing Simvastatin 40 mg and Simvastatin 80 mg in people with Aneurysmal Subarachnoid Hemorrhage and Cerebral Vasospasm, run by University of Illinois Chicago at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to test whether treatment with a drug called Simvastatin prevents and improves outcome in patients who have Subarachnoid bleeding. Simvastatin is currently approved for the treatment of high cholesterol levels. Read more about this study

Who is it for?
Ages 18 to 85 years
What is being tested?
Simvastatin 40 mg and Simvastatin 80 mg
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
25 participants
Where
1 siteUnited States
Study dates
May 2007to Jun 2009
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 85 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • 18-85 years old inclusive
  • Subarachnoid hemorrhage diagnosed by CT on admission
  • Randomizable within 732 hours of subarachnoid hemorrhage
  • Saccular intracranial aneurysm proven by cerebral angiography or computed tomographic angiography (CTA)
  • Surgical or endovascular obliteration
  • Able to obtain written informed consent from patient or surrogate

Who cannot join

  • Pregnancy, as confirmed by routine urine test on admission
  • Elevated liver function test at time of randomization, defined as more than three times the upper limit of normal
  • On Statins, niacin, or fibrate therapy within 30 days of presentation
  • Any vasospasm on the initial diagnostic angiogram
  • Glasgow Coma Scale 5 or less at the time of randomization
  • History of liver disease or active liver disease
  • Hypersensitivity to statins
  • Patient taking medication not recommended for concomitant use with Simvastatin (40 or 80 mg) as per the product label

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Univeristy of Illinois at Chicago, Dept of Neurosurgery

    Chicago, Illinois, 60612

Other trials in United States

About this study

Official title: Randomized Double Blind Study Using Simvastatin for the PRevention Aof Vasospasm in Aneurysmal Subarachnoid Hemorrhage

The purpose of this study is to test whether treatment with a drug called Simvastatin prevents and improves outcome in patients who have Subarachnoid bleeding. Simvastatin is currently approved for the treatment of high cholesterol levels.

Read the detailed description

Aneurysmal Subarachnoid hemorrhage or SAH (bleeding on the surface of the brain) affects 10 per 100,000 population each year. For survivors of the initial hemorrhage, delayed narrowing of the blood vessels (vasospasm) and related delayed strokes are the most common serious complication. Narrowing of blood vessels affect 30% of patients with such bleeding. Despite maximum therapy, nearly 50% of patients with symptomatic vasospasm with develop stroke. Because cerebral vasospasm remains the leading cause of morbidity and mortality after aSAH, this critically important issue needs further studies.

One hundred and fifty patients will be randomized, 50 to each arm of the study. Patients enrolled in the study will be receive the drug (either Simvastatin 40 mg or Simvastatin 80 mg per mouth daily), while the control group will receive a sugar tablet. The treatment will be continued for a total of 21 days. The neurological abilities (Stroke Outcome measures, these are included with the application for your review) at day 21 post aSAH will be reviewed at time of discharge as well at 6 months of follow up.

Being tested
Simvastatin 40 mg, Placebo, Simvastatin 80 mg
Keywords
SAH, Vasospasm
Medical subject headings
Subarachnoid Hemorrhage, Vasospasm, Intracranial

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Simvastatin 40 mgDrug

    Also called Zocor

    Comparing two doses of Simvastatin to placebo

  • PlaceboDrug

    Also called dummy pill, sugar pill

    Placebo tablet

  • Simvastatin 80 mgDrug

    Also called Zocor

    Comparing two doses of Simvastatin to placebo

Study groups in NCT00487461
Study groupRoleWhat they receive
Control GroupPlacebo comparatorPlacebo tablet
Receives: Drug: Placebo
Study Group #1ExperimentalSimvastatin 40 mg
Receives: Drug: Simvastatin 40 mg
Study Group #2ExperimentalSimvastatin 80 mg
Receives: Drug: Simvastatin 80 mg

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. To Measure Outcome in Patients Diagnosed With Aneurysmal Subarachnoid Hemorrhage (aSAH) Treated With Simvastatin, by Assessing Neurological Outcome by Accessing Glasgow Outcome Score, Modified Rankin Scale, and Barthel Index Score at Day 21 Post aSAH

    Measured: 21 days

Secondary outcomes (1)
  1. To Determine Efficiency of Simvastatin in Decreasing the Incidence of Clinical Vasospasm in aSAH, and Define the Optimal Dose of Simvastatin and to Measure Outcome at 6 Months Follow up

    Study PI left before the efficacy of Simvastatin decreasing the incidence of clinical vasospasm in aSAH, and defining the optimal dose of Simvastatin and measuring the outcome at 6 months follow up data was collected for the study and therefore these outcomes will never be analyzed.

    Measured: 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted18 Jun 2007 (estimated)
  2. Study startMay 2007
  3. Primary completionFeb 2009
  4. Study completionJun 2009

Why it stopped: Study PI left the institution and study was stopped at that time.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
25 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00487461
Sponsor's protocol ID
2005-0857
Status last verified
Oct 2015
First submitted
15 Jun 2007
Last updated
25 Nov 2015
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A study testing Simvastatin 40 mg and Simvastatin 80 mg in people with Aneurysmal Subarachnoid Hemorrhage and Cerebral Vasospasm, run by University of Illinois Chicago at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 8 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 25 Nov 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 25 Nov 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

To Measure Outcome in Patients Diagnosed With Aneurysmal Subarachnoid Hemorrhage (aSAH) Treated With Simvastatin, by Assessing Neurological Outcome by Accessing Glasgow Outcome Score, Modified Rankin Scale, and Barthel Index Score at Day 21 Post aSAH (time frame: 21 days). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 Nov 2015.

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