Decreased peak plasma conc & area under the plasma conc-time curve (AUC) w/ Al & Mg hydroxide containing antacids & erythromycin. Increased peak plasma conc & AUC w/ azole antifungals (eg, fluconazole & itraconazole), cyclosporine, eltrombopag, ezetimibe, gemfibrozil, simeprevir, ritonavir-boosted atazanavir, darunavir & tipranavir; fosamprenavir, lopinavir & lomitapide. Increased risk of myopathy &/or rhabdomyolysis w/ colchicine & gemfibrozil. Increase peak plasma conc & AUC of digoxin & OCs (eg, ethinyl estradiol w/ norgestrel). Increased AUC w/ dronedarone. May increase risk of myopathy w/ fenofibrate, niacin, simeprevir, & ritonavir-boosted atazanavir, lopinavir. Potentiate effects of coumarin derivative anticoagulants eg, warfarin.