How do i stop the pain from my back?

Sciatica: https://www.webmd.com/back-pain/sciatica-pain-relief-options#1 Sounds like Sciatica and go see primary care to get evaluated to make sure no alarming red flags such as bowel or bladder incontinence,etc.The primary care can pick the appropriate treatmenst,medications-steroids,muscle relaxers,pain meds,NSAIDS, and referral to physical therapy,pain mangement or orthopedics.