levetiracetam, an anticonvulsant drug. ▪ INDICATIONS: It is used to treat partial-onset seizures. ▪ CONTRAINDICATIONS: Known hypersensitivity to this drug prohibits its use. ▪ ADVERSE EFFECTS: Adverse effects include lowered hematocrit, lowered hemoglobin, infection, dizziness, somnolence, and asthenia.