"i have chronic back pain that i take a pain medicine for. (nucynta- and it&#039;s great!). i still had a problem with falling asleep so my pain doctor suggested i try this. it has changed my life. it is so amazing how it works. you really don&#039;t know it&#039;s working until you lie down and try to go to sleep. this pill doesn&#039;t give you the normal feelings of getting sleepy like the others. this is working your brain to shut down in such a cool way you hardly know it unless you stay up waiting for that feeling. i think if i didn&#039;t have the back pain i would probably sleep straight through the night but my pain meds run out after 5hrs so i have to take one again for that. no probs going back to sleep. i get a lot of memory loss on the night before though. 
may have bin the "