- A coronary vasodilator that also has a weak action to reduce platelet aggregation; commonly used in place of exercise for studies of myocardial contractility.
* * *di·pyr·i·dam·ole (')dī-.pir-ə-'dam-.ȯl, -.ōl n a drug C24H40N8O4 used as a coronary vasodilator see PERSANTINE
* * *n.a drug that dilates the blood vessels of the heart and reduces platelet aggregation. It is given by mouth to prevent thrombosis around prosthetic heart valves. It may cause headache, stomach upsets, and dizziness. Trade name: Persantin.
* * *di·py·rid·a·mole (di″pĭ-ridґə-mōl) a platelet aggregation inhibitor and coronary vasodilator used to prevent thromboembolism associated with mechanical heart valves, in the treatment of transient ischemic attacks, as a prophylactic adjunct in the prevention of myocardial reinfarction, and as a diagnostic aid adjunct in myocardial perfusion imaging; administered orally or intravenously.
Medical dictionary. 2011.