The first study, a database analysis, found an increase in cardiac events in patients taking clopidogrel and a PPI.A second study, called CREDO, found no adverse effects from the combination.

• 第一项研究是一项数据库分析，发现同时服用吡氯格雷和PPI药物的患者心血管系统发病增加，另一项称作CREDO的研究没发现联合用药有副作用。