For Patients with Bipolar Disorder, Valproate Anticonvulsants Are Likely to Help

For patients with bipolar disorder, valproate anticonvulsants are likely to help control rapid-cycling episodes by:

A) inhibition of kindling activity in the brain.
B) decreasing availability of norepinephrine.
C) increasing dopamine levels at synapses.
D) decreasing GABA metabolism.