Hey decent. been their done that. Had nerve and hernated disc problems for the past 10 years. had a nerve block for hernation on L 4-5 pressing on the s1 nerve back in november 07. after bout 10 dys felt great. the best I have felt. haven't been able to walk in like 4 years with out the assistant of walker, crutches or a wheel chair. things went ok for a while. pain again.l July 15th 08 had another nerve block. u know can go a week, months years. n after 15 days. Well ended upn in the hospital for 2 weeks. totally paralized. the injections can work, but!!! can also cause more nerve damage, paralizes like I had. I was paralized from the wast down with pain like u cant imanage. put on morpnhine and all kinds of stuff. Well here I am now still dealing with the same problem. kinda stinks. after a while u know your body and yet, you keep getting the run aroud from dr to dr. been threw it all. Hope you get relief soon. I'm still handy capped, but making the best of life. good luck to you.