Investigation of Efficacy and Safety of Botulinum Toxin A (Botox-Allergan Inc) in Migraine Headaches

This study is currently recruiting participants.
Verified August 2011 by Yale University
Sponsor:
Information provided by:
Yale University
ClinicalTrials.gov Identifier:
NCT00660192
First received: April 10, 2008
Last updated: August 3, 2011
Last verified: August 2011
  Purpose

The hypothesis of this study is that injection of botulinum toxin A into the muscles around the head (frontal, temporal, posterior neck, occipital) can reduce the intensity and frequency of migraine headaches by 50% and more and this effect is even more positive after second treatment.


Condition Intervention Phase
Refractory Migraine
Drug: Botulinum toxin A
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Single Group Assignment
Masking: Double Blind (Subject, Investigator)
Primary Purpose: Treatment
Official Title: Investigation of Efficacy and Safety of Botulinum Toxin A (Botox-Allergan Inc) in Migraine Headaches

Resource links provided by NLM:


Further study details as provided by Yale University:

Primary Outcome Measures:
  • 1- Pain Intensity (VAS) 2- Pain frequency [ Time Frame: Quality of life (HIT-6) and MSQ ] [ Designated as safety issue: No ]

Estimated Enrollment: 50
Study Start Date: January 2008
Estimated Study Completion Date: December 2012
Estimated Primary Completion Date: July 2012 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Placebo Comparator: 1
arm 1: compares the effect of Botox with placebo (blinded protocol)
Drug: Botulinum toxin A
Series of injections of botulinum toxin totalling 200 to 300 units vs placebo. Final dose is determined by based size of patient and patient neck size.
Other Name: Botox.
Active Comparator: 2
Arm 2- Open label- every subject receives Botox
Drug: Botulinum toxin A
Open label arm with injection of active drug via a series of injections as used in Arm 1 (closed label). A series of intramuscular injections totalling 200 to 300 units of toxin administered.
Other Name: Botox.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Adults 18 and older
  • Migraine for more than three months, that fail to respond to two or more major anti-migraine drug, meeting criteria of chronic migraine

Exclusion Criteria:

  • Age below 18
  • Pregnant or may become pregnant
  • Disease of neuromuscular junction or drugs that affect N-M junction
  • Allergy to Botox
  • Previous use of Botox for migraine by similar methodology
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00660192

Contacts
Contact: Diana Richardson, M.D. (203) 737-1831 diana.richardson@yale.edu
Contact: Laura Marshall (203) 785-5420 laura.marshall@yale.edu

Locations
United States, Connecticut
Yale Neurology Clinic, 6C, 40 Temple Street Recruiting
New Haven, Connecticut, United States, 06520
Principal Investigator: Bahman Jabbari, M.D            
Principal Investigator: Bahman Jabbari, M.D.            
Sponsors and Collaborators
Yale University
Investigators
Principal Investigator: Bahman Jabbari, M.D. Yale University
  More Information

No publications provided

Responsible Party: Bahman Jabbari, Professor of Neurology, Yale University School of Medicne
ClinicalTrials.gov Identifier: NCT00660192     History of Changes
Other Study ID Numbers: 0709003056
Study First Received: April 10, 2008
Last Updated: August 3, 2011
Health Authority: United States: Institutional Review Board

Keywords provided by Yale University:
Migraine, refractory migraine, Pain, Botulinum Toxin , Botox

Additional relevant MeSH terms:
Headache
Migraine Disorders
Pain
Neurologic Manifestations
Nervous System Diseases
Signs and Symptoms
Headache Disorders, Primary
Headache Disorders
Brain Diseases
Central Nervous System Diseases
Botulinum Toxins, Type A
Botulinum Toxins
Neuromuscular Agents
Peripheral Nervous System Agents
Physiological Effects of Drugs
Pharmacologic Actions
Anti-Dyskinesia Agents
Central Nervous System Agents
Therapeutic Uses

ClinicalTrials.gov processed this record on May 16, 2013