Hi there. Levetiracetam
can cause side effects like hair loss, pins and needles sensation, in the extremities, anxiety
and psychiatric symptoms like irritability to depression
, sleepiness, weakness, dizziness and infection. phenytoin produces horizontal gaze nystagmus, sedation, cerebellar ataxia and seizures. It can cause folic acid reduction predisposing to megaloblastic anemia, drug induced gingival enlargement, exfoliative dermatitis, drug induced lupus, etc.