Thrombolytic:

Noun 1. thrombolytic - a kind of pharmaceutical that can break up clots blocking the flow of blood to the heart muscle
clot buster, thrombolytic agent
pharmaceutical - drug or medicine that is prepared or dispensed in pharmacies and used in medical treatment
Activase, tissue plasminogen activator - a thrombolytic agent (trade name Activase) that causes fibrinolysis at the site of a blood clot; used in treating acute myocardial infarction