The 88 year old client with atrial fibrillation is on digoxi…

The 88 year old client with atrial fibrillation is on digoxin 0.125 mg per day without any adverse drug reactions. The client has already tried other medications for managing the atrial fibrillation but was switched to digoxin due to side effects from the other medications. Using the Beers criteria as a guide, what is your assessment of the use of digoxin?