Actually I have been following an online video blog of a patient with MS as she has undergone stem cell therapy in costa rica. it's on youtube. I think stem cell therapy really is the most promising and least invasive/toxic option out there. The only prpoblem for me, is the inability to pay for it and travel to get it done. But you may want to check this one out.
http://www.youtube.com/user/hollyhuber