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Safety and Efficacy Study of Oral Fampridine-SR on Walking Ability in Multiple Sclerosis
This study has been completed.
First Received: January 29, 2003   Last Updated: December 29, 2008   History of Changes
Sponsor: Acorda Therapeutics
Information provided by: Acorda Therapeutics
ClinicalTrials.gov Identifier: NCT00053417
  Purpose

Multiple Sclerosis (MS) is a disorder of the body's immune system that affects the Central Nervous System (CNS). Normally, nerve fibers carry electrical impulses through the spinal cord, providing communication between the brain and the arms and legs. In people with MS, the fatty sheath that surrounds and insulates the nerve fibers (called "myelin") deteriorates, causing nerve impulses to be slowed or stopped. As a result patients with MS may experience periods of muscle weakness and other symptoms such as numbness, loss of vision, loss of coordination, paralysis, spasticity, mental and physical fatigue and a decrease in the ability to think and/or remember. These periods of illness may come (exacerbations) and go (remissions). Fampridine-SR is an experimental drug that increases the ability of the nerve to conduct electrical impulses. This study will evaluate the effects of Fampridine-SR on the walking ability of subjects with MS, as well as to examine the effects on muscle strength and spasticity. The study will also examine the possible risks of taking Fampridine-SR.


Condition Intervention Phase
Multiple Sclerosis
Drug: Fampridine-SR (4-aminopyridine, 4-AP)
Phase II

Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Placebo Control, Parallel Assignment, Safety/Efficacy Study
Official Title: Double-Blind, Placebo-Controlled, 20-Week, Parallel Group Study to Evaluate Safety, Tolerability and Activity of Oral Fampridine-SR in Subjects With Multiple Sclerosis

Resource links provided by NLM:


Further study details as provided by Acorda Therapeutics:

Primary Outcome Measures:
  • Percent change from baseline in average walking speed measured using the Timed 25-Foot Walk Test from the Multiple Sclerosis Functional Composite (MSFC) [ Time Frame: Visits 5, 6, 7, 8 and 9 ] [ Designated as safety issue: No ]

Enrollment: 206
Study Start Date: February 2003
Study Completion Date: December 2003
Primary Completion Date: December 2003 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Placebo Comparator
Placebo control
Drug: Fampridine-SR (4-aminopyridine, 4-AP)
Tablets, 10, 15 or 20 mg, twice daily for 15 weeks
2: Experimental
10 mg fampridine b.i.d.
Drug: Fampridine-SR (4-aminopyridine, 4-AP)
Tablets, 10, 15 or 20 mg, twice daily for 15 weeks
3: Experimental
15 mg fampridine b.i.d.
Drug: Fampridine-SR (4-aminopyridine, 4-AP)
Tablets, 10, 15 or 20 mg, twice daily for 15 weeks
4: Experimental
20 mg fampridine b.i.d.
Drug: Fampridine-SR (4-aminopyridine, 4-AP)
Tablets, 10, 15 or 20 mg, twice daily for 15 weeks

  Eligibility

Ages Eligible for Study:   18 Years to 70 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

INCLUSION CRITERIA:

  • Have a confirmed diagnosis of Multiple Sclerosis
  • Are able to walk with or without an assisted device

EXCLUSION CRITERIA:

  • Pregnancy, breastfeeding or females of childbearing potential not using adequate birth control
  • Participating in other investigational drug trials
  • A medical history or clinical findings that preclude entry into the study
  • A medication history that precludes entry into the study
  • Previously treated with 4-aminopyridine (4-AP)
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00053417

  Show 25 Study Locations
Sponsors and Collaborators
Acorda Therapeutics
  More Information

Additional Information:
No publications provided

Responsible Party: Acorda Therapeutics ( Andrew Blight/Chief Scientific Officer )
Study ID Numbers: MS-F202
Study First Received: January 29, 2003
Last Updated: December 29, 2008
ClinicalTrials.gov Identifier: NCT00053417     History of Changes
Health Authority: United States: Food and Drug Administration

Keywords provided by Acorda Therapeutics:
Walking Ability
Muscle strength
Spasticity

Additional relevant MeSH terms:
Autoimmune Diseases
Demyelinating Diseases
Immune System Diseases
Molecular Mechanisms of Pharmacological Action
Nervous System Diseases
Sclerosis
Cardiovascular Agents
Pharmacologic Actions
Membrane Transport Modulators
Multiple Sclerosis
Pathologic Processes
Therapeutic Uses
Potassium Channel Blockers
Demyelinating Autoimmune Diseases, CNS
4-Aminopyridine
Autoimmune Diseases of the Nervous System

ClinicalTrials.gov processed this record on November 09, 2009