Effekten af levetiracetam som monoterapi behandling blev påvist i et dobbeltblindt, ækvivalensstudie med parallelle grupper med carbamazepin depottabletter( CR) hos 576 patienter over 16 år med ny eller nyligt diagnosticeret epilepsi.
Efficacy of levetiracetam as monotherapy was established in a double-blind, parallel group, non- inferiority comparison to carbamazepine controlled release (CR) in 576 patients 16 years of age or older with newly or recently diagnosed epilepsy.