1,2-Ethanediamine, N-[(4-chlorophenyl)methyl]-N',N'-dimethyl-N-2-pyridinyl-, monohydrochloride 2-[p-Chlorobenzyl-(2-dimethylaminoethyl)amino]pyridine hydrochloride 6170-42-9 Alergosan Allergan S hydrochloride Chloropyramine hydrochloride Chloropyribenzamine hydrochloride Chlorpiramin hydrochloride Chlorpyramine hydrochloride Halopyramine hydrochloride NSC409949 Nilfan Pyridine, 2-[(p-chlorobenzyl)[2-(dimethylamino)ethyl]amino]-, monohydrochloride Sinopen hydrochloride Suprastin hydrochloride