Synonyms : 1, 2, 3, 4-Tetrahydro-9-acridinamine, 1, 2, 3, 4-Tetrahydroaminoacridine, 9-Amino-1, 2, 3, 4-Tetrahydroacridine, Cognex, Horizon Brand of Tacrine Hydrochloride, OTL Pharm Brand of Tacrine Hydrochloride, Parke Davis Brand of Tacrine Hydrochloride, Romotal, THA, Tenakrin