If they have concern with other combo currently in pivotal trials, they would have explored different combination than simple sofosbuvir plus ribavirin combo.
This is a work in progress. At the time Sofo/Riba was their best option in GT3.
If they have concern with other combo currently in pivotal trials, they would have explored different combination than simple sofosbuvir plus ribavirin combo.
Perhaps. Or maybe there is concern with having GS-5885 as part of that combo beyond 12 weeks and GILD needs to go with the simple sofosbuvir+ribavirin combo but for longer duration (16 and 24 weeks).