ValerianKavaHydrastisCimicifugaHerb-Drug InteractionsPlant ExtractsCarcinogenicity Testsgamma-GlutamyltransferaseChalconePhytotherapyMutagenicity TestsPyronesRhizomePlant PreparationsFood IndustryPlant MucilageDextrorphanRats, Inbred F344Sleep Initiation and Maintenance DisordersLactonesDelta RhythmRhodiolaPantoeaMateria MedicaPlants, MedicinalPacific IslandsAlprazolamHibiscus