get some valerian root.
go ina GNC or somewhere with Natural suppliments and they should have it.
Here is a site with more information about it.
If you had the choice of pills or droplets I would say the Droplets since it would get in your system much quicker. but talk to the people there and Ask them for more.
Ive used it in the past and it has helped me sleep like a baby... (than again I had to do like 3-4x the normal dosage to actually fall asleep!

here is a usefull site that should answer some more of your questions.

p.s I didnt all the posts so Idk if anyone recommended this or not. if so.. oops.. If not than Good luck