ValerianDiphenhydramineHistamine H1 AntagonistsHumulusReceptors, Histamine H1ChlorpheniramineTripelennamineHistamineReceptors, HistamineCimetidineKavaMetiamideHistamine AntagonistsFood IndustryDextrorphanHistamine H1 Antagonists, Non-SedatingSleep Initiation and Maintenance DisordersPhytotherapyReceptors, Histamine H2DoxepinPlant ExtractsDelta RhythmRhodiolaPantoeaMateria MedicaPyrilamineAlprazolamHistamine H2 AntagonistsDimapritMetoclopramide