Gilead Sciences Inc FDA Approves Gilead’s Sovaldi™ (Sofosbuvir) for the Treatment of Chronic Hepatitis C - FDA has approved Sovaldi(sofosbuvir) 400 mg tablets, a once-daily oral nucleotide analog polymerase inhibitor for the treatment of chronic hepatitis C (CHC) infection as a component of a combination antiviral treatment regimen. Sovaldis efficacy has been established in subjects with hepatitis C virus (HCV) genotypes 1, 2, 3 or 4 infection, including those with hepatocellular carcinoma meeting Milan criteria (awaiting liver transplantation) and those with HCV/HIV-1 co-infection.