Quote:
Originally Posted by Natalie8
One other thing -- they said they test your blood for the JC virus that causes PML. And I will have this JC virus blood test done every 3 months. I guess this is a new safety measure going? Has anyone else had this done? The doc. said that 1 in 5 people test positive for JC virus but you can still go on Tysabri if you test positive -- they watch even more carefully.
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Hi Natalie,
My doctor never mentioned that, at least not yet. I need to have a liver panel every three months though. Good luck with Tysabri!