尽管奎尼丁具有众所周知的副作用和危险性,但在临床上有更安全的抗心律失常药物以前,仍将继续用于预防心律失常的反复发作。医师在决定应用奎尼丁时必须权衡奎尼丁所致猝死与不用奎尼丁的危险性。正如本文将指出的,在用奎尼丁终止心房颤动或 Although quinidine has well-known side effects and risks, it will continue to be used to prevent recurrent arrhythmias until clinically safer antiarrhythmic drugs are available. When deciding to use quinidine, physicians must weigh the risk of sudden death from quinidine and the absence of quinidine. As will be pointed out in this article, termination of atrial fibrillation with quinidine or