Had a shot for lower, right side back pain on Wednesday.  Still have pain.  Also pain has spread to middle, lower Back to about 3 inches above waist.  At the same time I have had a constant stomach pain for the last 2 1/2 days.  It started the same time the back pain spread to the middle.Mike nicosia
Hi Dear, Welcome to Chat Doctor. Understanding your concern. As per your query you have pain in abdomen, waist and back . Well there can be many reasons for symptoms you mention in query like pre-menstrual syn Chat Doctor.  I would suggest you to consult gastroenterologist for proper examination. Doctor may order ultrasound, endoscopy, stool test and take history to check the direction of radiating pain. Doctor my prescribe omeprazole , laxative, anti inflammatory or may recommend surgical removal OD appendix. Doctor may also refer you to nephrologist for kidney problem. For now eat healthy and take ibuprofen or acetaminophen for pain and apply warm compresses. Hope your concern has been resolved. Get Well Soon. Best Wishes,