The article you requested is

Brainstorms: Psychopharmacology of Anticonvulsants: Levetiracetam as a Synaptic Vesicle Protein Modulator

J Clin Psychiatry 2004;65:1162-1163

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Anticonvulsants reduce seizures by a variety of unique pharmacologic mechanisms of action.1–7 Not only are the distinct pharmacologic mechanisms of action for each individual anticonvulsant being clarified but so are the therapeutic profiles for these agents. Thus, some anticonvulsants are also linked to therapeutic actions in anxiety disorders, 2,3,7