What To Do For Severe Back Pain And Pain Through Out The Body?

sir, i am gayathri 39 years old, my height is 5.3,weight is 60, s1 disc shows mild posyerior bulge causing thecal sac compression , bilateral mild neural foraminal narrowing, no evidence compression of the exiting nerve root.ol suggest me what to do?having severe hammering back pain,left leg pain ,lefe kneepain,left ankle pain and left toe pain,the pain is severe,i having pain when i am standing,sitting and also walking,i could not lie down straighly becose of the pain,having 24 ours severe pain.my left elbows are also paining.pl suggest me