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.
Brevibloc is a cardioselective beta1 receptor blocker and a class II antiarrhythmic drug with rapid onset and a short period of action. Brevibloc decreases the rate and the force of the heart contractions by inhibiting the sympathetic nervous system beta-adrenergic receptors. Brevibloc has the active ingredient Esmolol Hydrochloride and belongs to the category of medications the Cardioselective beta-blockers, Group II antiarrhythmics.