Live attenuated virus of the following strains A/California/7/2009 (H1N1) pdm09-like strain (A/Bolivia/559/2013, MEDI 255962
A/Switzerland/9715293/2013 (H1N2)-like strain  (A/Switzerland/9715293/2013, MEDI 252385
B/Brisbane/60/2008 (Victoria lineage)-like strain (B/Brisbane/60/2008, MEDI 228030
B/Phuket/3073/2013 (Yamagata lineage)-like strain (B/Phuket/3073/2013, MEDI 254977)

Complies with WHO recommendations (Northern Hemisphere) and EU decision for the 2015/2016 season.

Also contains sucrose, dibasic potassium phosphate, monobasic porassium phosphate, gelatin (porcine, Type A), arginine hydrochloride, MSG and water for injections.