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Paramedic Treatment of Prolonged Seizures by Intramuscular Versus Intravenous Anticonvulsant Medications (RAMPART)
This study is currently recruiting participants.
Verified by National Institute of Neurological Disorders and Stroke (NINDS), December 2008
First Received: December 15, 2008   Last Updated: April 16, 2009   History of Changes
Sponsors and Collaborators: National Institute of Neurological Disorders and Stroke (NINDS)
University of Michigan
Medical University of South Carolina
University of California, San Francisco
Information provided by: National Institute of Neurological Disorders and Stroke (NINDS)
ClinicalTrials.gov Identifier: NCT00809146
  Purpose

The goal of this trial is to determine which type of routine care is the best for paramedics to stop someone from seizing.


Condition Intervention Phase
Status Epilepticus
Other: Route of administration
Phase III

Genetics Home Reference related topics: pyridoxal 5'-phosphate-dependent epilepsy pyridoxine-dependent epilepsy
MedlinePlus related topics: Seizures
Drug Information available for: Lorazepam
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Parallel Assignment, Safety/Efficacy Study
Official Title: A Double-Blind Randomized Clinical Trial of the Efficacy of IM Midazolam Versus IV Lorazepam in the Pre-Hospital Treatment of Status Epilepticus by Paramedics

Further study details as provided by National Institute of Neurological Disorders and Stroke (NINDS):

Primary Outcome Measures:
  • The binary outcome variable measuring whether or not there is termination of convulsive seizure activity prior to ED arrival after an initial dose of study medication without the need for a second "rescue" dose of benzodiazepine by EMS [ Time Frame: Duration of prehospital care ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Times from EMS arrival to convulsive seizure termination & from treatment initiation to seizure termination, frequency of endotracheal intubation, frequency & duration of hospitalization & ICU admission, & frequency of acute seizure recurrence. [ Time Frame: Duration of prehospital, emergency department, and initial hospitalization. ] [ Designated as safety issue: Yes ]

Estimated Enrollment: 750
Study Start Date: December 2008
Estimated Study Completion Date: November 2011
Estimated Primary Completion Date: November 2011 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
IM: Active Comparator
IM administration by autoinjector of midazolam 5 mg for subjects under estimated weight of 40 kg or midazolam 10 mg for subjects with estimated weight of 40 kg or above, IV administration of matching volume of IV flush.
Other: Route of administration
Route of anticonvulsant administration in prehospital treatment, IM versus IV
IV: Active Comparator
IV administration of lorazepam 2 mg for subjects under estimated weight of 40 kg or midazolam 4 mg for subjects with estimated weight of 40 kg or above, IM administration by autoinjector of matching volume of saline.
Other: Route of administration
Route of anticonvulsant administration in prehospital treatment, IM versus IV

Detailed Description:

Seizures are a common medical problem. Although they can be frightening to watch, most seizures are brief and stop by themselves. Seizures that don't stop in seconds or minutes are a dangerous life-threatening medical emergency. Paramedics often have medications that can stop seizures, but the best way to give the medicines is not known. Many paramedics start medicine directly into a vein or intravenously (IV). This works well, but is hard to do in a person who is seizing. It can also take some time and delay treatment. Another way to give the medicine is as a shot given into a muscle or intramuscularly (IM). Giving the medicine this way is faster, but it may not stop the seizure as quickly.

This clinical trial is designed to figure out whether giving anti-seizure medicine works better and more quickly when given through an IV or when given as a shot in the muscle. Two similar medicines will be used. Both are already used by paramedics in the field and by doctors in the hospital to stop seizures. One is commonly given by IV, and the other is commonly given as a shot in the muscle. In this study, the shot will be given using a device similar to an EpiPen—which is an autoinjector used by people with severe allergies.

Approximately 750 persons with continuing seizure activity after emergency medical service (EMS) arrival and who meet all eligibility criteria will be enrolled in the trial. Each participant will be treated with anti-seizure medicine by the paramedics. Participants will be randomly chosen to 1 of 2 groups. Group 1 will receive the study medicine through an IV and will be given a shot in the muscle without medicine (placebo). Group 2 will receive the medicine as a shot in the muscle plus an IV without medicine (placebo).

  Eligibility

Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • Paramedics or reliable witnesses verify continuous or repeated convulsive seizure activity of more than 5 minutes, or patient does not regain consciousness (operationally defined as meaningful speech or obeying commands) between seizures.
  • Patient is still seizing on paramedic arrival; or, if not, patient was unresponsive on paramedic arrival and has a qualifying generalized seizure without regaining consciousness (as above).
  • Estimated weight equal to or greater than 13 kg.
  • Subject to be transported to a RAMPART participating hospital.

Exclusion Criteria:

  • Major trauma as the precipitant of the seizure
  • Hypoglycemia (glucose < 60 mg/dL)
  • Known allergy to midazolam or lorazepam
  • Cardiac Arrest or Heart Rate (HR) <40 beats per minute
  • Sensitivity to benzodiazepines
  • Medical alert tag marked with "RAMPART declined"
  • Prior treatment of this seizure with diazepam autoinjector as part of another study
  • Known pregnancy
  • Prisoners
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00809146

Contacts
Contact: Robert Silbergleit, MD 724-232-2142 robie@umich.edu

Locations
United States, California
Stanford University Recruiting
Palo Alto, California, United States, 94304-5777
Contact: James Quinn, MD     650-736-4391     jquinn@stanfordmed.org    
United States, Ohio
University of Cincinnati Medical Center Recruiting
Cincinnati, Ohio, United States, 45267
Contact: Arthur Pancioli, MD     513-558-8103     pancioam@ucmail.uc.edu    
Sponsors and Collaborators
University of Michigan
Medical University of South Carolina
University of California, San Francisco
Investigators
Principal Investigator: Robert Silbergleit, MD University of Michigan
  More Information

Additional Information:
No publications provided

Responsible Party: University of Michigan ( Robert Silbergleit, MD, Principal Investigator )
Study ID Numbers: R01NS053031, 5U01NS056975-02
Study First Received: December 15, 2008
Last Updated: April 16, 2009
ClinicalTrials.gov Identifier: NCT00809146     History of Changes
Health Authority: United States: Food and Drug Administration

Keywords provided by National Institute of Neurological Disorders and Stroke (NINDS):
Status Epilepticus
Emergency Medical Services
Anticonvulsants
Drug Administration Routes
Seizures

Study placed in the following topic categories:
Lorazepam
Epilepsy
Status Epilepticus
Seizures
Central Nervous System Diseases
Emergencies
Midazolam
Brain Diseases
Anticonvulsants

Additional relevant MeSH terms:
Epilepsy
Therapeutic Uses
Status Epilepticus
Nervous System Diseases
Central Nervous System Diseases
Brain Diseases
Central Nervous System Agents
Pharmacologic Actions
Anticonvulsants

ClinicalTrials.gov processed this record on May 07, 2009