Makers of controversial MS drug seek its use for Crohn's disease

From the Canadian Press:
The makers of a multiple sclerosis drug that U.S. regulators recently allowed back on the market despite a rare but life-threatening side effect are seeking approval to also market the drug for Crohn's disease.

Biogen Idec Inc. and Elan Corp. PLC said on Friday they applied to the Food and Drug Administration to expand Tysabri's use in the U.S. to cover moderate to severe cases of Crohn's disease, an intestinal disorder, along with its existing approval for MS, a disease of the central nervous system. ...more