枳实具有显著的升高血压和增强心肌收缩力的作用。其有效成分主要为对羟福林和N-甲基酪胺,前者直接作用于肾上腺素能受体,后者则通过释放体内儿茶酚胺而间接发挥作用。临床应用证明,枳实注射液对各种原因引起的休克均有一定的疗效和明显的优点。但据动物实验观察,枳实注射液在较大剂量时,偶尔引起室性早搏、房室传导阻滞等心律失常, Citrus aurantium has a significant role in raising blood pressure and enhancing myocardial contractility. The active ingredient is mainly for the oxyfortine and N-methyl tyramine, the former directly on the adrenergic receptor, the latter indirectly through the release of catecholamines and indirectly. Clinical application shows that Zhishi injection on a variety of causes of shock have a certain effect and significant advantages. However, animal experiments show that, Zhishi injection at higher doses, occasionally caused by ventricular premature beats, atrioventricular block and other arrhythmias,