Topic Explanation:
The forum topic is about a user's upcoming GI Esophagus Pharynx procedure involving barium, and they are concerned about the effects on their ileostomy and the possibility of severe dehydration due to the fasting requirement.

Replies - Advice and Insights:
- Barium can cause nausea and diarrhea in some individuals with ostomy.
- Drinking plenty of water before and after the procedure can help minimize the potential side effects of barium.
- The amount of barium consumed may vary, with some individuals mentioning drinking multiple glasses or one bottle of contrast.
- It's important to communicate with the testing personnel about potential side effects and carry spare ostomy supplies, as barium can pass through the system quickly.
- Some individuals have different procedures or protocols for similar tests, so it's essential to follow the specific instructions provided by the healthcare provider.

Additional Insights:
- Some individuals have different experiences with their procedures, and it's important to stay informed about the specific protocols recommended by healthcare providers.
- Carrying spare ostomy supplies discreetly can be beneficial, and it's helpful to communicate with testing personnel about potential side effects.

End of Condensed Discussion