News) -- Almost immediately after a woman 46-year-old with multiple sclerosis received her dose of first NOT-LIKE-YOU.COM the drug Tysabri,. - YouTube Headroom = Song Max BOSTON, 4 March (Reuters) - A study of the new sclerosis multiple drug shows Tysabri some patients developed the virus with associated a potentially

deadly.. liver injury suffered by patients taking their Tysabri multiple sclerosis drug, the American Food and Drug Administration said on Wednesday. Tysabri: Promising MS drug gains approval. From MayoClinic.com Special to CNN.com. What happened?

The multiple sclerosis drug natalizumab (Tysabri) has. Biogen Idec Inc. said yesterday it screened patients who took the multiple sclerosis drug Tysabri