['partial onset seizures']
['pregabalin dose level 1', 'pregabalin dose level 2', 'placebo']

        Inclusion Criteria:

          -  Subject must have 3 partial onset seizures in the month prior to screening.

          -  Subject must have 2 partial onset seizures during the 48 hour baseline phase.

          -  Signed Informed Consent.

          -  On 1-3 stable anti-epileptic drugs at screening.

        Exclusion Criteria:

          -  Primary generalized seizures including clonic, tonic, clonic-tonic, absence, febrile
             seizures, and infantile spasms.

          -  Lennox-Gasteau, BECTS, and Dravet's syndrome.

          -  Status epliepticus within 1 year of screening.

          -  Any change in AED regimen with 7 days of screening.

          -  Progressive structural central nervous system (CNS) lesion or a progressive
             encephalopathy.

          -  Progressive errors of metabolism.
      