title: FDA approves new drug to treat dementia.
mesh_terms: D002800:Cholinesterase Inhibitors / Q000627:therapeutic use; D003704:Dementia / Q000188:drug therapy*; D017277:Drug Approval / Q000331:legislation & jurisprudence*; D006801:Humans; D010919:Placebos; D016032:Randomized Controlled Trials as Topic; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D002800:Cholinesterase Inhibitors; D010919:Placebos