I just got news of this today and wonder if it might be helpful knowledge for someone! It appears to keep lymphocytes in the lymph nodes and keeps them from attacking the CNS. Sounds like a rough trade off in many ways and probably not a good choice for ME/CFS, but good to see a European drug company taking a stab at new treatments for chronic illnesses.
http://www.nytimes.com/2010/09/23/business/23novartis.html?partner=rss&emc=rss
http://www.nytimes.com/2010/09/23/business/23novartis.html?partner=rss&emc=rss