2012i-676 analgesia centralnervoussystemstimulants congresses drugabuse drugeffects drugs drugtherapy hypnotics lifestyle lifestyles pharmacology physiologicalaspects physiology psychotropicdrugs qv100c748p1976 sedatives sideeffects sleep sleepdisorders sleepwakedisorders sleepwalking substance-relateddisorders therapeuticuse tranquilizingagents tranquilizingdrugs unitedstates wl108 wl108w859s2012 wm188p975