Safety Panic: Tysabri, Byetta and the Challenge of Risk Communication on Wall Street

There is no question someone is over-reacting to safety issues with Biogen Idec/Elan's Tysabri and Lilly/Amylin's Byetta. But is it FDA-or investors?

By Michael McCaughan

Since the dayBiogen Inc. and Elan Corp. PLC reintroduced the multiple sclerosis agent natalizumab (Tysabri) in 2006, the...

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