The elderly people with gas in their small intestine should be treated by the following methods: 1. medication, for small intestine flatulence can be treated by taking patchouli pills, mosapride and supplemental potassium ions, because small intestine flatulence in the elderly is often caused by intestinal paralysis or intestinal dysfunction, etc. 2. small intestine flatulence can be treated by means of exercise, generally the cause of intestinal flatulence is caused by small intestine peristaltic malfunction. The body will also increase intestinal movement through appropriate exercise, which can effectively discharge intestinal gas. 3, can also be handled through defecation and other means, generally daily defecation can effectively relieve intestinal flatulence, the habit of daily defecation can be a good treatment and prevention of small intestinal flatulence.