title: Drug works in treatment-naive, experienced patients.
mesh_terms: D017326:Clinical Trials, Phase III as Topic; D004359:Drug Therapy, Combination; D015658:HIV Infections / Q000188:drug therapy*; D017320:HIV Protease Inhibitors / Q000627:therapeutic use*; D015497:HIV-1 / Q000187:drug effects; D006801:Humans; D061466:Lopinavir; D011744:Pyrimidinones / Q000627:therapeutic use*; D016032:Randomized Controlled Trials as Topic; D019438:Ritonavir / Q000627:therapeutic use*
chemical_list: D017320:HIV Protease Inhibitors; D011744:Pyrimidinones; D061466:Lopinavir; D019438:Ritonavir