The chemical (-)-Huperzine A has a designated molecular formula of C15H18N2O and a molecular weight of 242.322 g/mol. Synonyms may include: Huperzine A, UNII-0111871I23, (-)-Huperazine A, (-)-Selagine, Kimpukan A, Selagine, Hup A (ChemID). (-)-Huperzine A has been assigned a MeSH pharmacological action of: Cholinesterase Inhibitor.