The present invention relates to a method for the prevention or treatment of thrombotic, embolic and/or hemorrhagic disorders, such as cerebral infarction (stroke) or myocardial infarction, by administering levosimendan or its metabolite (II) or any of their pharmaceutically acceptable salts to a mammal in need of such treatment.本發明是有關於預防或治療血栓形成性、栓塞性、及/或出血性病症(例如大腦梗塞(中風)或心肌梗塞)之方法,係將左西孟坦(levosimendan)或其代謝物(II)或其等任何醫藥上可接受的鹽,投予需要該等治療的哺乳動物。