I Am In The Process Of Changing Medications For My

I am in the process of changing medications for my A-Fib Problem - I have been on Metoprolol Succinate 75 mg. and Flecaninide Acetate 100 mg for about two years but CT scan was just done and the doctor wants to change medications for Afib. One of the ones suggested is Sotalol- whay is your opinion of that drug. What others are available for this condition? I am 72 years old and hae had this condition for about 6 - 8 years