Hello Dr Last Five Years I Have So Much Back

Hello Dr last five years I have so much back pain,shoulder pain and chest pain I see Dr so many times but pain not gone after that I did endoscopy then Dr find what I have problem. Large hiatus hernia Dr tell me need surgery 12.04.16 I finished surgery but still have pain Dr gave me digen syrup and wholesale sodium 20mg for three month he ask me to take I can take daily this medicine please answer? Thank u