Either 500 or 1000 mg twice daily of levetiracetam as an add-on therapy was used in 324 patients with uncontrolled simple or complex partial seizures, or both, with or without secondary ...

Levetiracetam 500mg, 750mg; ext-rel tabs. Swallow whole. ≥12yrs (≥50kg): initially 1g once daily; may increase at 2-week intervals in increments of 1g/day; max 3g/day. Renal impairment: CrCl ...