Authors: Badri PS, Dutta S, Wang H, Podsadecki TJ, Polepally AR, Khatri A, Zha J, Chiu YL, Awni WM, Menon RM
Abstract
The 2D regimen of ombitasvir and paritaprevir (administered with low-dose ritonavir) is being developed for treatment of genotype subtype 1b and genotypes 2 and 4 chronic hepatitis C virus (HCV) infection. Drug-drug interactions were evaluated in healthy volunteers to develop dosing recommendations for HCV-infected subjects. Mechanism-based interactions were evaluated for ketoconazole, pravastatin, rosuvastatin, digoxin, warfarin, and omeprazole. Interactions were also evaluated for duloxetine, escitalopram, methadone, and buprenorphine/naloxone. Ratios of geometric means with 90% confidence intervals for maximum plasma concentration and area under the plasma concen…