Entity Information

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Economic entity name ALEXION PHARMACEUTICALS INC
CIK 0000899866
Accession number 0000899866-17-000044
Generator Workiva (WebFilings)
SEC filing page http://www.sec.gov/Archives/edgar/data/899866/000089986617000044/0000899866-17-000044-index.htm
XBRL Instance http://www.sec.gov/Archives/edgar/data/899866/000089986617000044/alxn-20161231.xml
XBRL Cloud Viewer https://edgardashboard.xbrlcloud.com/flex/viewer/XBRLViewer.html#instance=http://www.sec.gov/Archives/edgar/data/899866/000089986617000044/alxn-20161231.xml