I Have Pain That Starts At Hip And Radiates Through

I have pain that starts at hip and radiates through the top of my thigh and through my knee and on down to my. Outer calve all on left side, X-ray shows no hip issues only moderate arthritis maybe sciatica I have a couple disks issues a few years ago no surgery just exercise. Pain is there everyday up too 4 naproxen a day doesn't touch it take then like tic tacs I'm 51 male thoughts?