Tirofiban

Eptifibatide
- Mechanism of action:
- GP IIb/IIIa Receptor Antagonists
- Dosage:
- (double bolus): 180-mcg/kg IV bolus, then 2 mcg/kg/min; a second 180-mcg/kg bolus is administered 10 min after the first bolus
- In patients with CrCl <50 mL/min, reduce infusion by 50%
- Avoid in patients on hemodialysis
- PK:
- Onset of action: Within 1 minutes of bolus administration
- Elimination half-life: 2.5 hours
- Adverse Effects:
- Dyspnea, hypotension, headache, bleeding
- Clinical Pearls & Practical Considerations:
- It should be discontinued at least 2 hours prior to surgery or other invasive procedures.
AHA STEMI Guidelines- GP IIb/IIIa Receptor Antagonists Prior to PCI
Drug | Recommendation | LOE | COE |
Abciximab | 0.25-mg/kg IV bolus, then 0.125 mcg/kg/min (maximum 10 mcg/min) (No longer on the market in the US) | IIa | A |
Tirofiban | (high-bolus dose): 25-mcg/kg IV bolus, then 0.15 mcg/kg/min ● In patients with CrCl <30 mL/min, reduce infusion by 50% | IIa | B |
Eptifibatide | (double bolus): 180-mcg/kg IV bolus, then 2 mcg/kg/min; a second 180-mcg/kg bolus is administered 10 min after the first bolus •In patients with CrCl <50 mL/min, reduce infusion by 50% •Avoid in patients on hemodialysis | IIa | B |
Pre-catheterization laboratory administration of IV GP IIb/IIIa receptor antagonist | IIb | B | |
Intracoronary abciximab 0.25-mg/kg bolus (No longer on the market in the US) | IIb | B |