Pradaxa, Flecainide, Mag 64. How should I take these 3 medicines on a daily basis twice a day. Can they be taken together ?? With or without Food? Ok to take Flecainide and Pradaxa together on an empty stomach? Also I have CKD stage 3. I have mild Afib I also am on oxygen at night. I am 76 years old. I feel great but somewhat confused on how I should be taking these medicines. Before or with food or together. TY