Saquinavir AUC ↑ 60% Saquinavir Cmax ↑ 42% Ritonavir AUC ↑ 41% Ritonavir Cmax ↑ 34% Atazanavir ↔ No clinical data available for the combination of saquinavir/ ritonavir 1000/ 100 mg bid and atazanavir.