What Is The Treatment For Severe Pain In Ankle Due To Nerve Damage?

hello ive had 6 operations on my right ankle 4 replaceents done and they didn t work so they had to fuse it 2 times now and the ankle so so bad with nerve damage that i take on the average 6 t4s aday and that dosnt help with the pain im just wondering iof theres anything eles that can be done because its really starting to drive me nuts the pain that is