[Chinese experts suggestions on the application of esmolol injections in patients with arrhythmia]

β-receptor blocker is the cornerstone for the treatment of many cardiovascular diseases. Esmolol, an ultra-short-acting intravenous β-receptor blocker, is characterized with rapid onset of action, a fast metabolism process and convenience in adjusting its effect. It is an important drug in the treatment of acute arrhythmia. By blocking sympathetic excitation, esmolol has other multiple effects, such as negative inotropic action, negative chronotropic action, lowering blood pressure etc. Relative contraindications of its application may occur in clinical practice. Thus, it is of great necessity to master the indications and contraindications for the standard prescriptions and rational administration of the drug.