Overview Drug-Drug Interaction Study of VX-770 and VX-809 in Healthy Subjects Status: Completed Trial end date: 2011-05-01 Target enrollment: Participant gender: Summary The purpose of this study is to assess the pharmacokinetics and safety of VX-809 and VX-770 alone and in combination in healthy subjects. Phase: Phase 1 Details Lead Sponsor: Vertex Pharmaceuticals IncorporatedTreatments: Ivacaftor