Overview A Sedation/Cognition/EEG Study Using AZD6280 and Comparator Status: Completed Trial end date: 2008-12-01 Target enrollment: Participant gender: Summary The purpose of the study is to determine the effects of AZD6280 compared to lorazepam on sleepiness, concentration and brain activity. Phase: Phase 1 Details Lead Sponsor: AstraZenecaTreatments: Lorazepam