I have used it off and on for a few years. It does'nt allways kill the pain ,but does take the edge off and make things bearable. It is a narcotic but one of the lower on the scale. Another good one is Tordal. Either one is not likely to be addictive.

Molɔ̀ːn Labé
Grandpa:the road to hell is paved with good intentions.
Dad:son you have 2 choices for supper eat or don't eat.