A method of using alisporivir to therapeutically alter the pharmacokinetics of a medication whereby alisporivir has an effect that achieves and preserves similar safety and efficacy of said drugs with lower doses, less frequent administration, or both.本發明係關於一種使用阿拉泊韋(alisporivir)在治療上改變藥劑之藥物動力學之方法,其中阿拉泊韋具有以較低劑量、較不頻繁投與或該兩種情形達成且維持該等藥物之類似安全性及效能之效應。