Anticonvulsants as mood stabilizers and adjuncts to antipsychotics: valproate, lamotrigine, carbamazepine, and oxcarbazepine and actions at voltage-gated sodium channels.

Actions of certain anticonvulsants upon voltage-gated sodium channels may not only explain why they are effective mood stabilizers but may also explain why they could be useful adjuncts to antipsychotics for resistant psychosis.