['hiv infection']
['reformulated raltegravir', 'raltegravir', 'truvada™', 'placebo to reformulated raltegravir', 'placebo to raltegravir']

        Inclusion Criteria:

          -  HIV-1 positive

          -  Naïve to antiretroviral therapy including investigational antiretroviral agents

          -  Not of reproductive potential or, if of reproductive potential agrees to 1) true
             abstinence, or 2) use of an acceptable method of birth control during the study

        Exclusion Criteria:

          -  Use of recreational or illicit drugs or has recent history of drug or alcohol abuse or
             dependence

          -  Has been treated for a viral infection other than HIV-1 (such as hepatitis B) with an
             agent that is active against HIV-1 including but not limited to adefovir, tenofovir,
             entecavir, emtricitabine, or lamivudine

          -  Has documented or known resistance to raltegravir, emtricitabine, and/or tenofovir
             before the first dose of study drug

          -  Has participated in a study with an investigational compound or device within 30 days
             or anticipates participating in such a study during this study

          -  Has used systemic immunosuppressive therapy or immune modulators within 30 days or is
             anticipated to need them during the study (short courses of corticosteroids are
             allowed)

          -  Requires or is anticipated to require any of the following prohibited medications
             while in the study: phenobarbital, phenytoin, rifampin, rifabutin, or calcium,
             magnesium and aluminum containing antacids, such as TUMS™, Maalox™ and Milk of
             Magnesia™

          -  Has significant hypersensitivity or other contraindication to any of the components of
             the study drugs

          -  Has current, active diagnosis of acute hepatitis due to any cause

          -  Is pregnant, breastfeeding, or expecting to conceive during the study

          -  Female participant expecting to donate eggs or male participant expecting to donate
             sperm during the study

          -  Is or has a family member (spouse or children) who is investigational staff or sponsor
             staff directly involved in this trial
      