Diabetes management for endoscopy
Diabetic patients should be investigated early in the morning, preferably first on
the list where possible.
- Patients on insulin:
- OGD
- Take insulin as normal the day prior to examination
- Omit Breakfast and morning insulin on the day of examination
- Test blood glucose regularly
- Give 50% of usual morning insulin with a light snack on completion of examination
- Resume normal insulin regime with next main meal
- Colonoscopy
- During bowel prep reduce insulin dosage by 50%
- Test blood glucose regularly
- Give 50% of morning dose of insulin with snack immediately after examination
- Resume usual insulin regime with next main meal and extra snack at bedtime
- OGD
- Patients on oral hypoglycaemic agents:
- Take medication as normal until the day of examination
- Omit morning dose of medication
- Test glucose regularly
- Restart tablets with first meal