5 more cases of PML brain infection in Tysabri MS patients

A board to discuss the newly-released drug Tysabri, (formerly known as Antegren) as a treatment for Multiple Sclerosis

5 more cases of PML brain infection in Tysabri MS patients

Postby MSUK » Thu Aug 19, 2010 12:35 am

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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
MS-UK - http://www.ms-uk.org/
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Re: 5 more cases of PML brain infection in Tysabri MS patien

Postby HarryZ » Sun Aug 22, 2010 3:38 pm

squiffy2 wrote:Image

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.

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