Status:

COMPLETED

Photosensitivity Proof of Concept Trial

Lead Sponsor:

The Epilepsy Study Consortium

Collaborating Sponsors:

The Epilepsy Research Foundation

GlaxoSmithKline

Conditions:

Photosensitive Epilepsy

Eligibility:

All Genders

18-60 years

Phase:

PHASE2

Brief Summary

The purpose of this study is to determine whether patients who usually have abnormal electrical EEG responses when shown flashing lights will show a reduction in abnormal electrical activity when they...

Eligibility Criteria

Inclusion

  • Male or female age 18-60 years.
  • A diagnosis and history of a photoparoxysmal response on EEG with or without a diagnosis of epilepsy for which patients are on 0-1 concomitant antiepileptic drugs.
  • A reproducible IPS-induced photo-paroxysmal response (PPR) on EEG of at least 3 points on a frequency assessment scale in at least one eye condition and no change of more than 3 frequencies in 2 repeated measurements recorded at screen in at least one eye condition.
  • Patients in otherwise good health (with the exception of epilepsy), as determined by the PI via the medical history, a physical examination and screening laboratory investigations.
  • A body mass index (BMI) between 18 and 35.
  • Able and willing to provide written informed consent to participate in the study in accordance with the ICH, GCP guidelines.

Exclusion

  • A history of non epileptic seizures (e.g. metabolic, structural or pseudo-seizures).
  • Women who are pregnant or lactating.
  • Women of reproductive potential who do not agree to use effective birth-control methods.
  • Any clinically significant laboratory abnormality which, in the opinion of the investigator, will exclude the patient from the study.
  • An active CNS infection, demyelinating disease, degenerative neurological disease or any CNS disease deemed to be progressive during the course of the study that may confound the interpretation of the study results.
  • Any clinically significant psychiatric illness, psychological or behavioral problems which, in the opinion of the investigator, would interfere with the patient's ability to participate in the study.
  • Patients who have a history of seizure worsening in response to narrow spectrum drugs (including carbamazepine)
  • Patients who are suffering from clinically significant active liver disease, porphyria or with a family history of severe hepatic dysfunction indicated by abnormal liver function tests greater than 3 times the upper limit of normal (AST and ALT).
  • A history of alcoholism, drug abuse, or drug addiction within the past 12 months.
  • Patients who have participated in any other trials involving an investigational product or device within 30 days of screening or longer as required by local regulations.
  • Patients receiving more than 1 background AED for their epilepsy. Patients receiving carbamazepine for their condition.
  • Patients who are allergic to levetiracetam or carbamazepine.

Key Trial Info

Start Date :

May 1 2009

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 1 2011

Estimated Enrollment :

6 Patients enrolled

Trial Details

Trial ID

NCT00894010

Start Date

May 1 2009

End Date

June 1 2011

Last Update

March 5 2012

Active Locations (2)

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Page 1 of 1 (2 locations)

1

Johns Hopkins Hospital, Adult Epilepsy Center

Baltimore, Maryland, United States, 21287

2

NYU Comprehensive Epilepsy Center

New York, New York, United States, 10016