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研究对象为101例心房颤动或扑动伴心室率>140次/分、或室上速男性患者。每4~6分钟快速静脉注射维拉帕米盐酸盐2.5或5mg一次,连续心电图监护,直至恢复窦性心律、心室率<120次/分或较用药前慢40
The subjects were 101 patients with atrial fibrillation or flutter with ventricular rate> 140 beats / min or supraventricular tachycardia in men. Rapid intravenous injection of verapamil hydrochloride 2.5 or 5 mg once every 4 to 6 minutes followed by continuous ECG monitoring until sinus rhythm is restored, ventricular rate <120 beats / min or slower than before treatment 40