<s>[INST] I have lower left abdominal and back pain so severe over the counter pain medicine does not help. I experience vomiting and exhaustion and am sleeping abnormaly more often. I have regulaur bowel movements. I am slightly over weight. Please help! Do you have an suggestions what this could be? [/INST] Hello,I had gone through the case and found that this kind of pain might be due to renal stone if bowel movement is normal.So go for ultrasound of lower abdomen and urine test.After getting the proper diagnosis take treatment.Hope my answer will be effective for you. </s>