Defining optimal therapy for the thrombolysis-ineligible patient
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Updated: Aug 19, 2026

Prehospital Thrombolysis: A Manual from Berlin
Published on: November 26, 2013
1Division of Cardiology, Hahnemann University Hospital, Philadelphia, Pennsylvania 19102, USA. marc.cohen@tenethealth.com
Insights
Enoxaparin and tirofiban show excellent efficacy and safety for patients with ST-elevation myocardial infarction (STEMI) ineligible for reperfusion therapy. This combination offers a vital treatment option for acute coronary syndrome (ACS) patients who cannot undergo standard reperfusion procedures.
Area of Science:
- Cardiology
- Pharmacology
Background:
- Not all acute coronary syndrome (ACS) patients can receive reperfusion therapy due to late presentation or bleeding risks.
- Effective alternative treatments are crucial for patients with acute ST-elevation myocardial infarction (STEMI) who are ineligible for reperfusion.
- Low-molecular-weight heparin, specifically enoxaparin, has demonstrated superiority over unfractionated heparin in thrombolytic therapy adjuncts.
Purpose of the Study:
- To evaluate the efficacy and safety of enoxaparin in combination with tirofiban.
- To assess this combination therapy in STEMI patients ineligible for reperfusion therapy.
Main Methods:
- A clinical trial was conducted to assess enoxaparin plus tirofiban in STEMI patients.
- Blinded data from the entire patient cohort was analyzed.
Main Results:
- The combination therapy demonstrated excellent efficacy in the studied patient cohort.
- The treatment regimen also showed an excellent safety profile.
Conclusions:
- Enoxaparin combined with tirofiban presents a promising therapeutic option for STEMI patients unsuitable for reperfusion.
- This approach addresses a critical unmet need in managing specific acute coronary syndrome populations.
Abstract:
Not all patients presenting with acute coronary syndrome (ACS) are able to receive reperfusion therapy. These include patients who present late (after 12 h) or who have bleeding diathesis. Studies have found a number of factors affect the decision to reperfuse. Other treatment options are needed for those patients with acute ST-elevation myocardial infarction (STEMI). Low-molecular weight heparin, such as enoxaparin, now offers these patients the opportunity for successful intervention. Several clinical trials have determined its superiority over unfractionated heparin as an adjunct during thrombolytic therapy. Currently, a trial is underway to determine the effect of enoxaparin in combination with tirofiban in patients with STEMI ineligible for reperfusion therapy. Blinded data for the entire patient cohort shows excellent efficacy and safety in these patients.
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