Published 10/23/2009 by FinanzNachrichten.de
BRIEF-US FDA confirms 23 PML infection cases with Elan, Biogen MS drug
WASHINGTON, Oct 23 (Reuters) - U.S. Food and Drug Administration spokeswoman Sandy Walsh on Friday said:
* there have been 23 confirmed cases of progressive multifocal leukoencephalopathy (PML), a potentially fatal brain infection, in patients
treated with Elan, Biogen drug tysabri for multiple...
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