30 sleep disorder Narcolepsy Sleep Apnea Periodic Leg Movements in Sleep (PLMS) Restless Legs Syndrome (RLS) Circadian Rhythm Disorder 4 Alzheimer, dementia 1. Benzodiazepines lorazepam , alprazolam , triazolam , flurazepam , temazepam , oxazepam , prazepam , quazepam , estazolam , flunitrazepam lorazepam , alprazolam , triazolam flurazepam,quazepam 1-3 1-2 4 sleep apnea syndrome2. Non-Benzodiazepine Hypnotics Zolpidem,Zopiclone 3. Antidepressants serotonin trazodone,nefazodone,paroxetine4. chlorpheniramine,diphenhydramine,hydroxyzine Barbiturates Estrogen Replacement Therapy