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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

TYSABRI: Side Effect Reports by Year

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Year-by-year breakdown of FAERS adverse event reports for TYSABRI. Total: 8,210 reports.

Year Reports Deaths Hospitalizations Death Rate
2004 2 0 1 N/A
2005 5 0 0 N/A
2006 6 0 1 N/A
2007 33 0 7 N/A
2008 56 0 14 N/A
2009 59 1 13 1.7%
2010 90 1 26 1.1%
2011 145 7 48 4.8%
2012 332 11 94 3.3%
2013 1,728 51 447 3.0%
2014 2,367 24 355 1.0%
Total 8,210 156 1,256 1.9%

More About TYSABRI

TYSABRI Full Profile Patient Demographics Drug Interactions