Patrick, I so appreciate your question at this time as I too have Afib and have been postponing my much-needed colonoscopy due to the effects of electrocytes with the prep! Most afibbers avoid anything that would trigger an episode that could end with a trip to the ER! Again, thank you for your question, as I too got answers that I have needed. I will ask for the GoLytely and drink plenty of Coby katcannon - AFIBBERS FORUM