<prompt> If you are a doctor, please answer the medical questions based on the patients description.i fell down steps and landed on the right side of my back 4 days ago. It was sore, but yesterday I sneezed and now I have a shiftingpopping on my back right side accompanied by real sharp pains when I move a certain way, sneeze, or cough. Did I break something? Should I got to the E.R. or Dr.? Thanks!  <response>: Hello welcome to ChatDoctoractually you have developed SPASM OF BACK MUSCLES which is causing pain and stiffness...kindly take following treatment for 1 week - 1 TABLET IBUPROFEN three times a day2 TABLET CHLORZOXAZONE three times a day3 if pain is very severe you can have INJECTION THIOCOLCHICOSIDE intramuscularly twice daily for 3 days4 HOT FOMENTATION twice daily in the region of pain5 avoid Chat Doctor. E DISC PROLAPSE and consult an orthopedic with your MRI REPORTSregardsChatDoctor 