<prompt> Which of the following is a reverse transcriptase inhibitor?RitonavirSaquanavirAmprenavirTenofovir  <response>: ANSWER: D TenofovirREF: Harrison 17th ed chapter 182Class of antiretroviral drugs for hivExampleReverse Transcriptase Inhibitors NRTI - nucleoside reverse transcriptase inhibitorsZidovudinefAZT, DidanosineDDl, zalcitabineDDc , Sfavudine d4T, Lamivudine3TC , AbacavirReverse Transcriptase Inhibitors NNRTI - Non nucleoside reverse transcriptase inhibitorsEmtricitabine FTC,tenofovir, delavirdine , efavirenzProtease inhibitorsRitonavir , saquanavir , amprenavir , lopinavir , nelfinavir , indinavirIntegrase InhibitorRaltegravirEntry InhibitorsEnfuvirtide 