Synonyms: Vinpocetine, Ethyl (13aS,13bS)-13a-ethyl-2,3,5,6,13a,13b-hexahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylate, 1H-Indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine eburnamenine-14-carboxylic acid deriv., (+)-Apovincaminic acid ethyl ester, (+)-cis-Apovincaminic acid ethyl ester, AY 27255, Apovincaminic acid ethyl ester, Bravinton, Cavinton, Ceractin, Ethyl (+)-apovincaminate, Ethyl (+)-cis-apovincaminate, Ethyl apovincaminate, RGH 4405, TCV 3B, Ultra-Vinca, cis-Apovincaminic acid ethyl ester, (3alpha,16alpha)-Eburnamenine-14-carboxylic acid ethyl ester