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美托洛尔 (Ｍｅｔｏｐｒｏｌｏｌ)是一种选择性的第二代 β 受体阻滞剂 ,而卡维地洛 (Ｃａｒｖｅｄｉｏｌｏ)是一种无内在拟交感活性的非选择性的第三代 β 受体阻滞剂 ,同时具有α受体的阻滞作用 ,并且是一种强效自由基清除剂。卡维地洛已在一些大规模的临床试验中 ,试用于慢?
Metoprolol is a selective second-generation beta-blocker, and Carvediolo is a nonselective third-generation beta receptor that has no intrinsic sympathomimetic activity Blockers, while blocking the role of α receptors, and is a potent free radical scavenger. Carvedilol has been tested for slowness in some large-scale clinical trials