Mr Jackson is a 65 year old male who is found to have an irregular pulse at his recent blood pressure check. A subsequent ECG confirms a diagnosis of Atrial Fibrillation (AF). Past medical history includes Ischaemic Heart Disease and you have a lengthy discussion about commencing drug treatment for his AF. He is usually fit and well and plays golf three times a week. Mr Jackson has a friend who takes Digoxin for AF and asks why he cannot have this medication prescribed also.
Which one of the following statements about Digoxin is least correct?