Overview Low Dose Atazanavir/r Versus Standard Dose Atazanavir/r (LASA) Status: Completed Trial end date: 2015-06-01 Target enrollment: Participant gender: Summary This study will compare the efficacy and safety of ATV/r at either 200/100 mg or 300/100mg given daily in Thai patients in combination with 2NRTIs. Phase: Phase 4 Details Lead Sponsor: The HIV Netherlands Australia Thailand Research CollaborationCollaborators: Kirby InstituteNational Health Security Office, ThailandTreatments: Atazanavir SulfateRitonavir