i am currently being treated for neuropathic pain, sciatica like symptoms chonically painful, nothing shows up on mri s, until I explore options of pain pump, or electronic circuit positioned in spinal fluid, I am currently at a lose, I have tried anticonvulscents to change the message to brain, side effects too much, had taken lyrica in the past, with good results but effected memory. currently taking Norspan (three days) no effect as yet, I have been told that Fentonyl patches are better than Norspan less addictive, I am at my wits end, I am 69 years of age, work part time in drug and alcohol, any feedback would be great, thanks.