How can I feel better ?

I had an accident 4weeks ago at work which resulted in 24 stitches to head and pain in neck pain and back which I've still got pain in back when will it getter better cant home at home doing nothing I'm living off painkillers feel like I could cry at any time feel so down and I can't seem to pick myself up and now I've got Pain in arm and now eczema on hands Which I have never suffered with !! I was just feeling a bit better after the loss of my mom last year And now life is one big struggle my doctor is no help don't no wat do x