title: [A riddle solved--why valerian-hops extract makes you drowsy].
authors.forename: Ulrike
authors.initials: U
authors.lastname: Holzgrabe
mesh_terms: D002490:Central Nervous System / Q000187:drug effects / Q000378:metabolism; D006801:Humans; D027582:Humulus / Q000737:chemistry*; D006993:Hypnotics and Sedatives / Q000494:pharmacology*; D010936:Plant Extracts / Q000494:pharmacology; D043682:Receptor, Adenosine A1 / Q000187:drug effects*; D012894:Sleep Stages / Q000187:drug effects*; D014632:Valerian / Q000737:chemistry*
chemical_list: D006993:Hypnotics and Sedatives; D010936:Plant Extracts; D043682:Receptor, Adenosine A1