In April 2014 U.S. House Democrats Henry Waxman, Frank Pallone Jr., and Diana DeGette wrote Gilead Sciences Inc. questioning the $84,000 price for sofosbuvir.
Pada bulan April 2014, House Demokrat AS: Henry Waxman, Frank Pallone Jr., dan Diana DeGette menulis kepada Gilead Sciences Inc. mempertanyakan harga $ 84.000 sofosbuvir.