<prompt> In case of hepatic porphyria the safe anticonvulsant isClonazepamParaldehydePhenytoinCarbamazepine  <response>: A Clonazepam Seizures can be due to neurologic effects or to hyponatremia. Treatment of seizures is difficult because virtually all antiseizure drugs except bromides may exacerbate AIP clonazepam may be safer than phenytoin or barbiturates. 