这个词是什么意思？
A cardioselective beta-1 adrenergic antagonist with little effect on the bronchial receptors. The drug has stabilizing and quinidine-like effects on cardiac rhythm, as well as weak inherent sympathomimetic action.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000070 · MeSH 2026。
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