Which of the following is recommended after a barium enema to promote elimination of the contrast?

• A. Drink plenty of fluids
• B. Limit fluids for 24 hours
• C. Avoid fiber for 48 hours
• D. Take a sedative

Answer: (A)

After a radiologic study that uses barium, the goal is to help the contrast material pass through the GI tract promptly. Barium sulfate isn’t absorbed, but it can cling to the bowel and cause constipation or even impaction if not expelled. Drinking plenty of fluids helps hydrate the stool and accelerates the movement of the barium through the intestines, reducing discomfort and the risk of retention.

Limiting fluids would hinder elimination and increase the chance of constipation. Avoiding fiber isn’t necessary here, and while fiber usually supports bowel regularity, it isn’t the focus for expelling the contrast. A sedative isn’t indicated to promote elimination and could impair GI function or masking problems.