However, patients with a prior MI may be at increased risk for experiencing another if they use either COX-2-selective inhibitor, the research indicates.

然而，研究显示如果心梗病人使用任何一个选择性COX - 2抑制剂都会增加再次心梗的几率。

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Vioxx is more selective, and Arcoxia is the most selective of all, blocking out Cox-2 while not affecting Cox-1.

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