Synonyms: 1,2,3,4,10,14b-Hexahydro-2-methylpyrazino[2,1-a]pyrido[2,3-c][2]benzazepine, (+/-)-1,2,3,4,10,14b-Hexahydro-2-methylpyrazino[2,1-a]pyrido[2,3-c][2]benzazepine, 6-Azamianserin, Mepirzapin, Mepirzepine, Mirtazapine, Mirtazepine, Mirtazipine, Org 3770, Promyrtil, Remergil, Remergon, Remeron, Rexer, Zispin