[Acute coronary syndrome (without ST-elevation)]
H-J Rupprecht1, S Genth-Zotz, W Jungmair
1II. Medizinische Klinik und Poliklinik, Johannes-Gutenberg-Universität Mainz, Langenbeckstrasse 1, 55131 Mainz, Germany.
Insights
Initiate antithrombotic therapy for acute coronary syndrome without ST-segment elevation using aspirin and clopidogrel, alongside heparin anticoagulation. Continue aspirin lifelong and clopidogrel for nine months, with an invasive strategy for high-risk patients.
Area of Science:
- Cardiology
- Pharmacology
Context:
- Management of acute coronary syndrome (ACS) without ST-segment elevation.
- Critical need for effective antithrombotic and anticoagulation strategies.
Purpose:
- To outline optimal antithrombotic and anticoagulation regimens for non-ST-elevation ACS.
- To define duration of therapy and indications for invasive procedures.
Summary:
- Initiate therapy with aspirin (100 mg/day) and clopidogrel (75 mg/day), plus unfractionated or low molecular weight heparin.
- Consider GP IIb/IIIa receptor blockers (e.g., Abciximab, Eptifibatide, Tirofiban) upfront or before percutaneous coronary intervention (PCI).
- Chronic therapy includes lifelong aspirin and at least nine months of clopidogrel; invasive strategy recommended for high-risk patients within 48 hours.
Impact:
- Provides evidence-based guidelines for managing non-ST-elevation ACS.
- Aims to reduce thrombotic events and improve patient outcomes.
- Informs clinical decision-making regarding medication and procedural choices.
Abstract:
Antithrombotic therapy in acute coronary syndrome without ST-segment elevation should be initiated with aspirin 100 mg/day (loading dose 250-500 mg) and Clopidogrel 75 mg/day (loading dose 300 mg). In addition, anticoagulation with unfractionated heparin or low molecular weight heparin should be started. A GP IIb/IIIa receptor blocker can be given either upfront (Eptifibatide/Tirofiban) or directly in the cathlab preceding PCI (Abciximab). Aspirin should be given in the chronic phase lifelong, Clopidogrel for at least nine months. An invasive strategy is recommended in high-risk patients within 48 hours.
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