3Q16 Harvoni/Epclusa vs Viekira* vs Zepatier ($ M) [pre] Total Harvoni/Epclusa 2500 82.2% Viekira 378 12.4% Zepatier 164 5.4% US Harvoni/Epclusa 1677 87.5% Viekira 76 4.0% Zepatier 164 8.6% Ex-US Harvoni/Epclusa 823 73.2% Viekira 302 26.8% Zepatier n/a n/a [/pre]*Includes Viekirax/Technivie (2-DAA) brands.