Cyclobenzaprine
"I have a bad disk which is causing a pinched nerve. I have a script for 10mg 3x a day, and it takes a couple hours to really kick in, but it does kick in eventually. On the flip side though, by the end of the day and after taking my prescribed amount, I felt very tired..... Then I woke up in the middle of the night to use the restroom and my arms, legs and brain felt like I got zombified.... And the worst cotton mouth ever. All in all, it did what it was prescribed to do...."