Answer
Valproate semisodium (Depakote) most likely potentiates the inhibitory action of gamma amino-butyric acid (GABA) by acting on its further synthesis or metabolism, mainly in the central nervous system.
Sources for this answer
- Depakote 250mg TabletsSANOFI · emc · SmPC §5.1 Pharmacodynamic properties · Version 32Document updated
Sources checked