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5 more cases of PML brain infection in Tysabri MS patients
Posted: Wed Aug 18, 2010 11:35 pm
by MSUK
Biogen Idec Inc. disclosed five more cases of a rare brain infection in multiple sclerosis patients on Tysabri, which it sells with Elan Corp. bringing the total number of cases to 63 as of Aug. 4.
The Cambridge, Mass., biotech company reported that the number of deaths among patients that have developed the infection--known as progressive multifocal leukoencephalopathy, or PML--remains at 12.... Read More -
http://www.msrc.co.uk/index.cfm/fuseact ... ageid/1905
Re: 5 more cases of PML brain infection in Tysabri MS patien
Posted: Sun Aug 22, 2010 2:38 pm
by HarryZ
squiffy2 wrote:
Biogen Idec Inc. disclosed five more cases of a rare brain infection in multiple sclerosis patients on Tysabri, which it sells with Elan Corp. bringing the total number of cases to 63 as of Aug. 4.
The Cambridge, Mass., biotech company reported that the number of deaths among patients that have developed the infection--known as progressive multifocal leukoencephalopathy, or PML--remains at 12.... Read More -
http://www.msrc.co.uk/index.cfm/fuseact ... ageid/1905
I think this brings the risk level for 2 year+ users to about 1:500. Not exactly encouraging. A drop out rate of just over 25% is kind of high as well.
Harry