TABLE 1

CH50 Levels and Concomitant Eculizumab Levels

CH50 (70%–130%)Eculizumab Levela
September 2, 2013<10504
September 16, 2013<10734
November 25, 2013<10>800
February 14, 2014<10700
February 27, 2014<10740
  • a Eculizumab level >100 μg/mL for complete blockage as recommended by drug manufacturer, Alexion.