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Study to Evaluate Safety, Efficacy of Botulinum Toxin Type A in Patients With Cervical Dystonia
This study is currently recruiting participants.
Verified by Allergan, July 2008
Sponsored by: Allergan
Information provided by: Allergan
ClinicalTrials.gov Identifier: NCT00564681
  Purpose

Study is to investigate the use of the TWSTRS scale in a cervical dystonia population treated with botulinum toxin type A, and placebo


Condition Intervention Phase
Cervical Dystonia
Biological: botulinum toxin type A
Drug: Normal Saline
Phase II

Genetics Home Reference related topics: early-onset primary dystonia familial paroxysmal nonkinesigenic dyskinesia
MedlinePlus related topics: Botox Dystonia
Drug Information available for: Sodium chloride Clostridium botulinum toxin
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Investigator), Parallel Assignment, Safety/Efficacy Study

Further study details as provided by Allergan:

Primary Outcome Measures:
  • TWSTRS change from baseline [ Time Frame: Week 4 ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Patient Global Assessment [ Time Frame: Post-treatment Week 2, Week 4, Treatment 2 and 3, Telephone, Exit ] [ Designated as safety issue: No ]
  • Physician's global assessment scale [ Time Frame: Post-treatment Week 2, Week 4, Treatment 2 and 3, Exit ] [ Designated as safety issue: No ]

Estimated Enrollment: 200
Study Start Date: December 2007
Estimated Study Completion Date: January 2011
Estimated Primary Completion Date: February 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Active Comparator
botulinum toxin type A
Biological: botulinum toxin type A
Intramuscular injections of the assigned study medication into the affected muscles. Maximum dose of 360 units. Subjects may receive up to three treatments.
2: Active Comparator
botulinum toxin type A
Biological: botulinum toxin type A
Intramuscular injections of the assigned study medication into the affected muscles. Maximum dose of 360 units. Subjects may receive up to three treatments
3: Placebo Comparator
Normal Saline
Drug: Normal Saline
Intramuscular injections of the assigned study medication into the affected muscles. Maximum dose of 360 units. Subjects may receive up to three treatments

  Eligibility

Ages Eligible for Study:   18 Years to 75 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Diagnosis of cervical dystonia

Exclusion Criteria:

  • Current or previous botulinum toxin treatment of any type for any condition
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00564681

Contacts
Contact: Allergan Inc clinicaltrials@allergan.com

  Show 19 Study Locations
Sponsors and Collaborators
Allergan
Investigators
Study Director: Medical Director Allergan
  More Information

Related Info  This link exits the ClinicalTrials.gov site

Responsible Party: Allergan, Inc. ( Therapeutic Area Head )
Study ID Numbers: 191622-090
Study First Received: November 26, 2007
Last Updated: July 1, 2008
ClinicalTrials.gov Identifier: NCT00564681  
Health Authority: United States: Food and Drug Administration

Study placed in the following topic categories:
Dystonic Disorders
Signs and Symptoms
Torticollis
Botulinum Toxins
Movement Disorders
Central Nervous System Diseases
Neurologic Manifestations
Dystonia
Botulinum Toxin Type A
Dyskinesias

Additional relevant MeSH terms:
Anti-Dyskinesia Agents
Therapeutic Uses
Physiological Effects of Drugs
Nervous System Diseases
Neuromuscular Agents
Peripheral Nervous System Agents
Central Nervous System Agents
Pharmacologic Actions

ClinicalTrials.gov processed this record on January 15, 2009