i have suffered from central pain for 13 years- my right half of my body- feet to scalp. Cause, damage to left thalamus from multiple strokes. i've used neurontin, tramadol, and strong painkillers, but the pain rages on. still work, and stress, movement increases pain. is this drug any better than the two mentioned ? i badly need some relief.the overlaying illness is Wegener's Granulomtosis. name Max