Status:

COMPLETED

Neuroprotection With Phenytoin in Optic Neuritis

Lead Sponsor:

University College, London

Collaborating Sponsors:

National Multiple Sclerosis Society

Multiple Sclerosis Society of Great Britain and Northern Ireland

Conditions:

Optic Neuritis

Multiple Sclerosis

Eligibility:

All Genders

18-60 years

Phase:

PHASE2

Brief Summary

Optic neuritis is caused by inflammation of the optic nerve and causes loss of vision in the affected eye. It is often associated with multiple sclerosis. Loss of vision after an attack of optic neuri...

Detailed Description

Demyelinating optic neuritis is the most common cause of acute reversible visual loss in young adults of Northern European Origin. There is a strong association with multiple sclerosis and up to 75% o...

Eligibility Criteria

Inclusion

  • Diagnosis of acute optic neuritis
  • Visual acuity in affected eye ≤ 6/12
  • Corrected vision in normal eye ≥ 6/6
  • No history of optic neuritis or other ocular disease in either eye
  • ≤ 14 days since onset of visual loss

Exclusion

  • Contraindication or known allergy to Phenytoin
  • Contraindication to MRI
  • Use of a calcium channel or sodium channel blocker in the past 2 months
  • Corticosteroid use in the past 2 months
  • Tysabri infusion in the past 3 months
  • MS with major temperature dependent disability
  • Relapsing remitting MS of greater than 10 yrs duration or EDSS\>3
  • Pregnancy
  • Breast Feeding
  • Significant cardiac, renal or liver abnormalities

Key Trial Info

Start Date :

November 1 2011

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 1 2015

Estimated Enrollment :

92 Patients enrolled

Trial Details

Trial ID

NCT01451593

Start Date

November 1 2011

End Date

March 1 2015

Last Update

September 9 2015

Active Locations (2)

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Page 1 of 1 (2 locations)

1

National Hospital for Neurology and Neurosurgery

London, United Kingdom, WC1 3BG

2

Royal Hallamshire Hospital

Sheffield, United Kingdom