Study Of An Investigational Regimen Including FDA Approved HIV Drugs In HIV-Infected Pediatric Subjects

A 48 week, Phase II, open-label, 2-cohort, multicenter study to evaluate the pharmacokinetics, safety, tolerability and antiviral activity of GW433908 and GW433908/RTV when administered to HIV-1 infected protease inhibitor (PI) naive and PI-experienced pediatric subjects aged 4 weeks to \<2 years.