Salvage therapy for Indinavir and Ritonavir users.
D002986:Clinical Trials as Topic; D004334:Drug Administration Schedule; D004359:Drug Therapy, Combination; D015658:HIV Infections / Q000188:drug therapy*; D006801:Humans; D019469:Indinavir / Q000008:administration & dosage*; D011480:Protease Inhibitors / Q000008:administration & dosage*; D019438:Ritonavir / Q000008:administration & dosage*; D016879:Salvage Therapy; D016896:Treatment Outcome
D011480:Protease Inhibitors; D019469:Indinavir; D019438:Ritonavir