My sympathies for I truly understand you. I've been suffering with sciatica and back pain for many years now. I've been able to stay off pain meds thanks to a very good chiropractor I see regularly. Also the Williams Flexion Exercises help a lot to release the pain of pinched sciatic nerves! Below is a link if you don't already know what that is. Hope you get well soon! ?
Williams Flexion Exercises - Wikipedia