2-O-alpha-D-mannosyl-1-O-\{1-O-[(10S)-10-methyloctadecanoyl]-2-O-palmitoyl-sn-glycero-3-phosphono\}-5-O-palmitoyl-6-O-(6-O-palmitoyl-alpha-D-mannosyl)-1D-myo-inositol sodium salt
A mixture of valproic acid and its sodium salt in a 1:1 molar ratio. It is used for the management and treatment of seizure disorders, mania, and prophylactic treatment of migraine headache.