muscle spasm
"Severe insomnia due to muscle spasm. Fibromyalgia since 2001. Began Tizanidine June 2004. Also, 3 bulging discs from negligent car wreck ( driver ran stop sign) since Jan 2015.
Somnolence, Dry mouth most common. I've always noticed visual disturbances ( enhanced colors and patterns of whatever I'm viewing before falling asleep after taking tizanidine). Experienced noticing " monkeys and grapevines in ceiling while watching Tarzan like movie when began drug in 2004. I still can see the enhanced color and pattern of tile or carpet as I walk from bathroom to bedroom shortly before falling asleep. I'm an optometrist with history of excellent ocular health. May 2017 retinal photos revealed " Bear-Track" like pigment patterns:both eyes. 12mg hs."