RITONAVIR COMPOSITIONS

摘要

The present invention relates to pharmaceutical compositions comprising ritonavir premix, a water soluble polymer and a surfactant and process for preparing the same. The ritonavir premix comprises ritonavir, copovidone, colloidal silicon dioxide and sorbitan monolaurate. More particularly, the present invention relates to hot-melt extrusion process for preparing solid oral compositions of ritonavir premix.