Doxylaminhydrogensuccinat N,N-Dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]ethanamine succinate DOXLAMINE SUCCINATE USP [(3-carboxypropanoyl)oxy]diMethyl{2-[1-phenyl-1-(pyridin-2-yl)ethoxy]ethyl}aMinyl Butanedioic acid, compd. with N,N-dimethyl-2-[1-phenyl-1-(2-pyridinyl)ethoxy]ethanamine (1:1) Doxylamine for system suitability Doxylamine succinate solution doxylaminesuccinate(1:1)