Seems like there are lots of questions lately about this, so thought it might be helpful to repost the link.
https://excommunity.becomeanex.org/groups/best-of-ex/blog/2013/01/21/early-withdrawal-symptoms
I might add that all of these are temporary as your body adjusts to life without the drug. Do drink lots of water to help flush out the toxins and help speed up the process. If you are having trouble sleeping, take a nap as you can.
Nancy