Synonyms: 2-[[.alpha.-(2-Dimethylamino)ethoxy]-.alpha.-methylbenzyl]pyridine succinate;2-Dimethylaminoethoxyphenylmethyl-2-picoline succinate (1:1);butanedioic acid; N,N-dimethyl-2-(1-phenyl-1-pyridin-2-yl-ethoxy)ethanamine;Doxylamine succinate (1:1);Unisom;Phenyl2-pyridylmethyl-beta-N,N-dimethylaminoethyl ether succinate;(Dimethylamino)ethoxy-methyl-benzyl-pyridine succinate;Pyridine, 2-[.alpha.-[2- (dimethylamino)ethoxy]-.alpha.-methylbenzyl]-, succinate (1:1);Doxylamine hydrogen succinate;Gittalun;Hoggar N;Pyridine, 2-(alpha-(2-(dimethylamino)ethoxy)-alpha-methylbenzyl)-, succinate (1:1);2-Dimethylaminoethoxyphenylmethyl-2-picoline succinate;Butanedioic acid, compd. with N, N-dimethyl-2-[1-phenyl-1- (2-pyridinyl)ethoxy]ethanamine (1:1);