In this lesson, you'll learn a bit about the adrenergic system and how it relates to the names and functions of various cardioselective and non-cardioselective beta blockers. 2017-10-23 This video introduces What are Cardioselective Beta Blockers,and give a simple description of Cardioselective Beta Blockers.hope it can be helpful with you. Cardioselective beta blockers without intrinsic sympathomimetic activity (ISA) include atenolol, metoprolol, bisoprolol, and practolol. Those Cardioselective beta blockers with intrinsic sympathomimetic activity (ISA) include celiprolol, acebutolol, and xamoterol. Beta blockers, also known as beta-adrenergic blocking agents, are a class of medication widely prescribed for the treatment of high blood pressure and cardiac arrhythmias. Les béta-bloquants constituent une famille hétérogène d’antagonistes compétitifs spécifiques des récepteurs ß-adrénergiques, d’utilité majeure dans le traitement des maladies cardio-vasculaires. Beta-adrenergic blocking agents prevent stimulation of the beta-1 adrenergic receptors at the nerve endings of the sympathetic nervous system and therefore decrease the activity of the heart. Beta blockers, also called beta-adrenergic receptor antagonists, are prescription medications used primarily in the treatment and prevention of cardiovascular disease, including heart attacks, high blood pressure and arrhythmia. Also, recent large observational studies provide some evidence that concomitant long-term use of inhaled antimuscarinic agents or beta agonists along with cardioselective beta blockers actually reduces mortality rates and the risk of exacerbations in patients with COPD (54,55). Beta blockers, also called beta-adrenergic blocking agents, b-blockers or beta antagonists, are medications used for a variety of cardiovascular conditions.