I am experiening extreme fatigue and am beginning to fall asleep when I sit down and am quiet for a few moments. I am taking 1200 mg of gabapentin for my serious neuropathy problem. Medication for gurd, a-fib, and high blood pressure. I am 89 and can wallk, shower, dress myself, never smoked or drank alcohol. I have had quadruple bypass and am on my 6th pacemaker.