can nsaids cause stomach problems?
Gastrointestinal (GI) Problems NSAIDs can cause nausea, heartburn, vomiting, gas, belly pain, diarrhea or constipation. More serious stomach problems include ulcers and bleeding in the GI tract. Call your doctor right away if you have severe abdominal pain; a black, tarry bowel movement; or see any blood in your stool.