Sotalol (hydrochloride) (Standard) is the analytical standard of Sotalol (hydrochloride). This product is intended for research and analytical applications. Sotalol hydrochloride (MJ 1999) is an orally active, non-selective beta-adrenergic receptor blocker. Sotalol hydrochloride is a potent antiarrhythmic agent that can be used for the research of pediatric arrhythmias. Sotalol hydrochloride blocks beta-receptors, and potassium KCNH2 channels. Antiepileptic Agent[1][2][3].