Esmolol is a beta 1-selective (cardioselective) adrenergic receptor blocking agent. Esmolol is used for the rapid control of ventricular rate. Esmolol may also be used for purposes other than those listed in this medication guide.
Esmolol is a medicine available by prescription from a doctor. It is indicated for control of rapid heartbeat or abnormal heart rhythms. It may also be used to control blood pressure. Esmolol belongs to a class of medicines known as beta-blockers. It reduces the workload on the heart while also helping the heart to beat more regularly.