the present invention relates to extended release pharmaceutical compositions of levetiracetam and processes for preparing the same . the extended release tablet of levetiracetam is with a core comprising of levetiracetam and water dispersible rate controlling polymer , and the tablet core is optionally functional coated comprising a combination of water non - dispersible and / or water dispersible polymer . it provides extended therapeutically effective plasma levels over a twenty four hour period with diminished incidences of neuropsychiatric adverse events by eliminating the troughs and peaks of drug concentration in a patient &# 39 ; s blood plasma . the composition also exhibits no food effect .