title: I recently had cardiac symptoms and high troponin levels in my blood. Prior to a coronary angiogram, I was given an intravenous dose of heparin and now take 12.5 milligrams of metoprolol, a beta-blocker, twice a day. I bleed a lot and bruise when I have a cut or contusion. Why is this?
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use; D001241:Aspirin / Q000009:adverse effects; D005343:Fibrinolytic Agents / Q000009:adverse effects*; D006470:Hemorrhage / Q000139:chemically induced*; D006493:Heparin / Q000009:adverse effects; D006801:Humans; D009203:Myocardial Infarction / Q000517:prevention & control*
chemical_list: D000319:Adrenergic beta-Antagonists; D005343:Fibrinolytic Agents; D006493:Heparin; D001241:Aspirin