Which antiepileptic drug does not act via inhibition of sodium channels?
Ans. (A) Vigabatrin(Ref: KDT 8/e p448)Vigabatrin inhibits the metabolism of GABA by inhibition of GABA transaminase enzyme. It has no effect on Na+ channels.
Vigabatrin
Carbamazepine
Lamotrigine
Phenytoin
Epilepsy