Abciximab plus heparin versus bivalirudin: ISAR-REACT-4 Objective: Study: Population: Endpoint: to evaluate the efficacy of abciximab plus heparin versus bivalirudin in patients with non-ST-elevation MI undergoing PCI multicenter double-blind randomized controlled trial patients with non-ST segment elevation MI undergoing PCI composite death, re-MI, urgent TVR or major bleeding at 30 days Abciximab plus heparin versus bivalirudin: ISAR-REACT-4 Abciximab plus heparin versus bivalirudin: ISAR-REACT-4 Abciximab plus heparin versus bivalirudin: ISAR-REACT-4 Conclusion abciximab plus heparin was associated with similar major adverse events as bivalirudin. The major bleeding rate was lower with bivalirudin. Kastrati NEJM 2011;365:1980-9