The aim of this study is to study synergistic effect of eplerenone as Selective aldosterone receptor antagonist with amiodarone compared with amiodarone only in reducing recurrence of atrial fibrillation in patient with structural heart disease
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1-patients are currently on eplerenone or spironolactone 2-hyperkalemia 3-impaired renal function(if CrCl <50ml/min or serum creatinine>2 mg/dl) 4-patient on beta blocker and calcium channel blocker (non- dihydropyridine) 5-prosthetic valve 6-severe mitral stenosis 7-thyroid dysfunction 8-WPW 9-severe liver disease 10-persistent or permanent AF 11-pregnancy or breast feeding 12-LV EF<50% 13-known hypersensitivity or drug reaction to amiodarone 14-acute coronary syndrome 15-refusal of consent