Samtidig administration af atorvastatin og proteasehæmmere, kendte cytochrom P450 3A4- hæmmere, er forbundet med forhøjede plasmakoncentrationer af atorvastatin.
Coadministration of atorvastatin and protease inhibitors, known inhibitors of cytochrome P450 3A4, was associated with increased plasma concentrations of atorvastatin.