title: [Improved determination of betahistine mesylate].
mesh_terms: D001621:Betahistine / Q000032:analysis*; D006863:Hydrogen-Ion Concentration; D008722:Methods; D011725:Pyridines / Q000032:analysis*; D013056:Spectrophotometry, Ultraviolet
chemical_list: D011725:Pyridines; D001621:Betahistine