http://www.medications.com/effect/view/25190 Took a few tablets over a few days. Slept excessively. Extremely Mental Grogginess for a few weeks. Went Back to the Doctor & Explained the negative effects. He said, "That feeling of stupidity you had, some people don't come out of it. We don't prescr Thu, 10 Apr 2008 15:24:57 -0400 http://www.medications.com/effect/view/25190?item=6966 I was just prescribed flexeril 10mg by my dentist to stop me from grinding my teeth at night. I took one tablet before I went to bed on Monday. I missed work Tuesday & Wednesday because I was so insanely out of it & pretty much couldn't wake up. From ju http://www.medications.com/effect/view/25190?item=6966