Oral thrombin inhibitors in specific situations Review article
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Abstract
For many years, vitamin K antagonists (VKA) were the only effective oral anticoagulants to prevent and treat thromboembolism. However, their clinical use is limited by many drug interactions, necessity of monitoring and a narrow therapeutic window. The pharmacological response is also unpredictable and highly variable among patients. What is more, the uncorrect use of these drugs may cause haemorrhagic or thromboembolic complications. Recently strongly developing group of drugs are novel oral anticoagulants (NOAC). They are deprived of some of the adverse effects of the VKA with the same effectiveness in prevention of thromboembolism complications. One of this drugs is dabigatran which is reversible, selective thrombin blocker without direct impact on other coagulation factors. In spite of using dabigatran for some time, there exist some clinical situations which require special attention during its use. It concerns hemorrhagic complications as well as procedures in case of their appearance. Similarly, one should remember about necessity of carrying on therapy carefully in case of patients during intraoperative period or patients with liver or kidney function disorders. The aim of this article is to present a proper way of conducting dabigatran therapy in clinical situations mentioned above.
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