Suppression Of Atrial Fibrillation With Ranolazine After Cardiac Surgery

Ranolazine 1000mg (2-500mg tablets) twice daily. Starting 2 days prior to surgery, morning of surgery and up to 14 days post operative depending when the breathing tube is removed from the patient post operative. If intolerant to the study drug due to adverse effects or the patient is started on diltiazem or verapamil post operative then the dose will be reduced to 500mg (1-500mg tablet) twice daily

Placebo 1000mg (2-500mg tablets) twice daily. Starting 2 days prior to surgery, morning of surgery and up to 14 days post operative depending when the breathing tube is removed from the patient post operative. If intolerant to the study drug due to adverse effects or the patient is started on diltiazem or verapamil post operative then the dose will be reduced to 500mg (1-500mg tablet) twice daily