What are Group II antiarrhythmics? Group II antiarrhythmics: Beta-blockers. These work by blocking sympathetic nervous system stimulation to the heart, thereby reducing the …

Feb 28, 2024 · Class II Antiarrhythmic Class IIa (Beta-blockers): These agents inhibit beta-adrenergic activation of adenylate cyclase and reduce intracellular cAMP levels, resulting in …

Please note that many of the drugs comprising the first five listed classes have considerable overlap in their pharmacologic properties. Antiarrhythmic drug classes: Class I - Sodium …

Class II, beta blockers: These drugs slow down the heart rate, often by blocking hormones such as adrenaline. Examples include acebutolol, atenolol, bisoprolol, metoprolol , nadolol and …

Antiarrhythmic agents are a diverse group of medicines that are used in the treatment of cardiac arrhythmias (abnormal heart rates or rhythms). Cardiac arrhythmias occur when there is a …

The five main classes in the Vaughan Williams classification of antiarrhythmic agents are: Class I agents interfere with the sodium (Na +) channel. Class II agents are anti-sympathetic nervous …

Jul 21, 2023 · Class 2 antiarrhythmics are used in the management of atrial fibrillation, atrial flutter, supraventricular tachycardia, and ventricular arrhythmias. Adverse effects include …

Many of these drugs have mechanisms of action that are shared with drugs found in multiple classes. For example, amiodarone, a Class III antiarrhythmic, also has sodium and calcium …

Class II: Class II drugs are beta-blockers, which affect predominantly slow-channel tissues (sinoatrial [SA] and atrioventricular [AV] nodes), where they decrease rate of automaticity, …

Oct 27, 2020 · Class II: Beta Blockers. Acebutalol / Atenolol / Bisoprolol / Carvedilol / Esmolol / Metoprolol / Nebivolol / Propranolol-Weak AAD for AFib, mostly used for rate control or with …