title: Study: treatment reduces risk of heart attack by 70 percent.
mesh_terms: D004359:Drug Therapy, Combination; D006801:Humans; D000960:Hypolipidemic Agents / Q000627:therapeutic use*; D009203:Myocardial Infarction / Q000517:prevention & control*; D009525:Niacin / Q000627:therapeutic use*; D019821:Simvastatin / Q000627:therapeutic use*
chemical_list: D000960:Hypolipidemic Agents; D009525:Niacin; D019821:Simvastatin