ACE-ARB, CRF A-FI. ACE and ARB in chronic renal failure can be administered together. However will have no therapeutic effect on chronic atrial fibrillation. For arterial hypertension with chronic renal failure you will require to switch one of the current HPT med to a beta blocker. Such as Sotalol 80 mg twice a day (minimal dose), and have BP controlled twice a day, adjust as . Have you ever underwent cardio-versi.