title: FDA approves first drug in new treatment category.
mesh_terms: D017277:Drug Approval / Q000331:legislation & jurisprudence*; D023581:HIV Fusion Inhibitors / Q000627:therapeutic use; D015658:HIV Infections / Q000188:drug therapy; D006801:Humans; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D023581:HIV Fusion Inhibitors