Synonyms:
6,7,8,9-tetrahydro-6,10-methano-6h-pyrazino[2,3-h][3]benzazepine monohydrochloride ; 7,8,9,10-tetrahydro-6h-6,10-methanoazepino[4,5-g]quinoxaline hydrochloride ; 6,10-methano-6h-pyrazino[2,3-h][3]benzazepine, 7,8,9,10-tetrahydro-, hydrochloride (1:1) ; cp 526555 hydrochloride ; 6,7,8,9-tetrahydro-6,10-methano-6h-pyrazino[2,3-h][3]benzazepine hydrochloride ; 6,10-methano-6h-pyrazino[2,3-h][3]benzazepine, 6,7,8,9-tetrahydro-, monohydrochloride ; champix hydrochloride ; chantix hydrochloride ; varenicline hydrochloride ; 6,10-methano-6h-pyrazino[2,3-h][3]benzazepine, 6,7,8,9-tetrahydro-,monohydrochloride (varenicline hcl)