http://story.news.yahoo.com/news?tmpl=story&cid=796&ncid=762&e=11&u=/eo/20031105/en_celeb_eo/12860 Supposedly for his MS disease. I never would have figured but you learn something new everyday.
Between 7% (government) and 14% (MPP) of the adult population in this country consumes this drug on a 'regular' to 'irregular' basis. What make anyone think TV celebs are any different?