Doxapram hydrochloride monohydrate, 1-Ethyl-4-(2-morpholinoethyl)-3,3-diphenyl-2-pyrrolidinone monohydrochloride monohydrate, 1-ethyl-4-(2-morpholin-4-ylethyl)-3,3-diphenylpyrrolidin-2-one,hydrate,hydrochloride, 1-Ethyl-4-(2-morpholinoethyl)-3,3-diphenyl-2-pyrrolidinone hydrochloride hydrate, Doxapram HCL, Doxapram HCl H2O, AHR 619, Doxapram hydrochloride hydrate, Dopram (TN)