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Published on: October 12, 2012
Low molecular weight heparins: a valuable tool in the treatment of acute coronary syndromes
1Department of Cardiology, University Hospital, Uppsala, Sweden.
Insights
For acute coronary syndrome, combining aspirin with heparin therapy for at least six days is recommended. Low molecular weight heparins offer convenient outpatient treatment with proven benefits for high-risk patients.
Area of Science:
- Cardiology
- Pharmacology
Background:
- Acute coronary syndrome (ACS) requires effective antithrombotic therapy.
- Standard heparin, low molecular weight heparin (LMWH), and aspirin are established treatments.
Purpose of the Study:
- To evaluate the role of heparin and aspirin in ACS management.
- To highlight the benefits of LMWH in long-term ACS treatment.
Main Methods:
- Review of current antithrombotic agents for ACS.
- Analysis of treatment duration and monitoring requirements for heparins.
Main Results:
- Combined aspirin and heparin therapy for at least 6 days is advised for ACS patients.
- LMWH offers high bioavailability and prolonged half-life, simplifying outpatient management.
- Long-term LMWH therapy shows potential benefits, especially for high-risk individuals.
Conclusions:
- Combined aspirin and heparin therapy is a cornerstone in initial ACS treatment.
- LMWH provides a practical and effective option for both acute and long-term management of ACS.
- Extended treatment with LMWH may improve outcomes by addressing the resolving nature of ACS lesions.
Abstract:
Standard heparin, low molecular weight heparin and aspirin are at present the only antithrombotic agents of proven value in the initial treatment of patients with an acute coronary syndrome. The combined use of aspirin and one of the heparins for at least 6 days should be considered for all such patients. With their high bio-availability after subcutaneous injection and prolonged half-life, low molecular weight heparins simplify short-term treatment in the acute phase and enable long-term therapy to be maintained on an outpatient basis without the need for repeated laboratory monitoring of anticoagulant effects. Such long-term therapy would appear to be beneficial, at least in high-risk patients, in the light of increasing evidence that the underlying lesion in acute coronary syndromes resolves over a period of weeks or months.
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