title: Four-drug regimens may be better.
mesh_terms: D000480:Alkynes; D019380:Anti-HIV Agents / Q000009:adverse effects / Q000191:economics / Q000627:therapeutic use*; D048588:Benzoxazines; D003521:Cyclopropanes; D016527:Drug Costs; D004359:Drug Therapy, Combination; D015658:HIV Infections / Q000188:drug therapy* / Q000276:immunology / Q000821:virology; D017320:HIV Protease Inhibitors / Q000009:adverse effects / Q000191:economics / Q000627:therapeutic use*; D006801:Humans; D010078:Oxazines / Q000009:adverse effects / Q000191:economics / Q000627:therapeutic use*; D018894:Reverse Transcriptase Inhibitors / Q000009:adverse effects / Q000191:economics / Q000627:therapeutic use*; D016896:Treatment Outcome; D019562:Viral Load
chemical_list: D000480:Alkynes; D019380:Anti-HIV Agents; D048588:Benzoxazines; D003521:Cyclopropanes; D017320:HIV Protease Inhibitors; D010078:Oxazines; D018894:Reverse Transcriptase Inhibitors; C098320:efavirenz