Question: The nurse has a routine prescription to administer an injection of phytonadione (vitamin K) to the newborn. Before giving the medication, the nurse explains to the client that this medication will: The nurse has a routine prescription to administer an injection of phytonadione (vitamin K) to the newborn. Before giving the medication, the nurse explains to the client that this medication will: Prevent clotting abnormalities in the newborn. Prevent vitamin deficiency of fat-soluble vitamins. Stimulate the liver to produce vitamin K. Supplement the infant, because breast milk and formula are low in vitamin K.