A patient is ordered polyethylene glycol 17 g PO daily. The container states: mix 17 g with 4 oz of water. How many mL of water should be used per serving?

The container instructions state to mix 17 g with 4 oz of water. 1 ounce (oz) = 30 mL 4 oz × 30 mL = 120 mL So, 120 mL of water should be used per serving.