2 A case of PML in an elderly psoriasis patient treated ... However, a mechanism previously hypothesized in natalizumab-treated patients 7 could conceivably apply in part to efalizumab, vis ...

10 However, after two cases of progressive multifocal leukoencephalopathy (PML) were confirmed in TYSABRI-treated patients, the drug was voluntarily removed from the market in February 2005 ...

Analysis of frozen serum samples showed that JC virus DNA had appeared in the serum three months after the initiation of open-label natalizumab ... of symptomatic PML. There was staining of ...

35 cases of progressive multifocal leukoencephalopathy (PML) were diagnosed in more than 64,000 patients having received natalizumab (NATA) in the post-marketing setting, translating into an ...

Natalizumab is used to treat multiple sclerosis-MS. Tell your doctor right away if you have any side effects while this drug is being given or shortly after your treatment is finished. Examples of ...

Another case of a potentially fatal brain infection has been reported in a patient taking the multiple sclerosis drug Tysabri, the biotech who developed the drug announced yesterday. This is the ...