NitrazepamFlicker FusionPsychomotor PerformanceWord Association TestsAnti-Anxiety AgentsPsychomotor DisordersAzabicyclo CompoundsHypnotics and SedativesLorazepamClorazepate DipotassiumReaction TimeTriazolamLaboratories, DentalAutomobile DrivingPenbutololAmitriptylineHistamine H1 AntagonistsDouble-Blind MethodMotor SkillsSleepCross-Over StudiesDiazepamPsychological TestsArousalCognitionMemoryBenzodiazepinesEthanolPlacebosAffectAttentionNeuropsychological TestsAnalysis of VarianceDrug InteractionsTime FactorsTask Performance and Analysis