Tysabri stories:
Biogen, Elan shares plummet on new Tysabri review
Oct 23rd, 2009 - Reuters
* European regulators to review risk, benefit of Tysabri * Review follows reports of 23 cases of PML worldwide * Shares of Biogen down 5.5 pct; Elan shares fall 20 pct (Updates share prices) BOSTON...
Europe Take Closer Look at Tysabri Dangers
Oct 23rd, 2009 - Wall Street Journal
A European panel has started a review of controversial multiple sclerosis drug Tysabri, sold by Biogen Idec Inc. and Elan Plc, citing a much higher rate of a rare brain infection than previously disclosed. In a statement...
FDA confirms 3 new infections linked to Tysabri
Sep 22nd, 2009 - Boston
NEW YORK—The Food and Drug Administration says it confirmed three new cases of a potentially lethal brain inflammation linked to the multiple sclerosis drug Tysabri.



