Synonyms: Pyridine,2-[(1E)-1-(4-methylphenyl)-3-(1-pyrrolidinyl)-1-propenyl]-, monohydrochloride(9CI); Pyridine, 2-[1-(4-methylphenyl)-3-(1-pyrrolidinyl)-1-propenyl]-,monohydrochloride, (E)-; Pyridine, 2-[3-(1-pyrrolidinyl)-1-p-tolylpropenyl]-,monohydrochloride, (E)- (8CI); 295C51; Actidil; Actidilat; Actidilon; Entra; Pro-Actidil;Pro-Entra; Triprolidine hydrochloride; Venen;trans-1-(4-Methylphenyl)-1-(2-pyridyl)-3-pyrrolidinoprop-1-ene hydrochloride;trans-2-[3-(1-Pyrrolidinyl)-1-(p-tolyl)propenyl]pyridine hydrochloride