<unk> proic acid <unk>  is an organic weak acid. The conjugate base is<unk> . The sodium salt of the acid is sodium<unk>  and a coordination complex of the two is known as<unk>  semisodium.
Valproate
Tiagabine
Retigabine
Lamotrigine
Felbamate
Topiramate
Mesuximide
Primidone