Overview Botswana Tenofovir Oral HIV Prophylaxis Trial Status: Terminated Trial end date: 2007-03-01 Target enrollment: Participant gender: Summary This study will test whether taking a pill of tenofovir (an antiretroviral medicine) is safe for sexually-active young adults in Botswana without HIV infection and whether it will reduce their risk of getting an HIV infection. Phase: Phase 2/Phase 3 Details Lead Sponsor: Centers for Disease Control and PreventionCollaborators: Botswana Ministry of HealthGilead SciencesTreatments: Tenofovir