Confidence votes 81. It cost about $500-$800 worth a year's supply of diapers for the first year.The next years may or may not cost more, the same, or less.
Cyclobenzaprine, sold under the brand name Flexeril among others, is a muscle relaxer medication used to relieve skeletal muscle spasms and associated pain in acute musculoskeletal conditions. It is the best-studied drug for this application. It has also been used off-label for fibromyalgia treatment.
I am not a Dr but normally opiates DO NOT cause seizures.. that is, unless it is Tramadol.. Opiate WD can beat you up pretty good, but unless it is Tramadol you would not seize.. If you are that scared, it is best to get checked out though...