title: New PI active against many strains.
mesh_terms: D004352:Drug Resistance, Microbial; D006678:HIV / Q000145:classification / Q000187:drug effects*; D017320:HIV Protease Inhibitors / Q000494:pharmacology*; D006801:Humans; D008826:Microbial Sensitivity Tests; D011725:Pyridines / Q000494:pharmacology*; D011753:Pyrones / Q000494:pharmacology*; D012680:Sensitivity and Specificity; D013045:Species Specificity; D013449:Sulfonamides
chemical_list: D017320:HIV Protease Inhibitors; D011725:Pyridines; D011753:Pyrones; D013449:Sulfonamides; C107201:tipranavir