Skilled nurse teach caregiver A bolus feeding is an amount of formula given over a short period of time. Feeding syringe: Connect the feeding syringe to the end of the PEG tube. Pour the correct amount of formula into the syringe. Hold the syringe up high. Formula will flow into the PEG tube. The syringe plunger may be used to gently push the last of the formula through the PEG tube. Caregiver always need to flush your PEG tube before and after each use with 100 ML H2OD