• If you have abdominal pain which suddenly changes in its location.
• Intestinal obstruction or perforation (a hole in the intestines).
• Gas that occurs regularly many times per month or gas that has persisted for several months.
• Gas or bloating that is severe or debilitates you.
• Gas or bloating that is happening more frequently over time.
• Gas that is accompanied by fatigue, diarrhea, constipation, weight loss, or other symptoms.