11. It is a Class III antiarrhythmic agent, whereas procainamide is a Class Ia antiarrhythmic drug. 12. It is a Class III antiarrhythmic agent, whereas procainamide is a Class Ia antiarrhythmic drug. 13. It exerts class III antiarrhythmic action. 14. It has antihypertensive and antiarrhythmic effects. 15. "' Isoxaprolol "'is an adrenergic antagonist with antiarrhythmic and antihypertensive properties. 16. For diseases of the heart rate or rhythm, a number of different antiarrhythmic agents are used. 17. This combination of atrial fibrillation and WPW is considered dangerous, and most antiarrhythmic drugs are contraindicated. 18. Antiarrhythmic medications can reduce the frequency of ICD therapies, but have disappointing efficacy and side effects.19. Tricyclic antidepressants, class I antiarrhythmics , or anticonvulsants are the drugs of choice for neuropathic pain. 20. Sotalol, in particular, has additional antiarrhythmic properties and prolongs action potential duration through potassium channel blockade.