title: Comparisons of hypnotic drugs.
mesh_terms: D001552:Benzazepines / Q000008:administration & dosage; D002986:Clinical Trials as Topic; D006801:Humans; D010634:Phenobarbital / Q000008:administration & dosage / Q000009:adverse effects*; D010919:Placebos; D012890:Sleep / Q000187:drug effects*; D013375:Substance Withdrawal Syndrome
chemical_list: D001552:Benzazepines; D010919:Placebos; D010634:Phenobarbital