A nurse is providing care for a patient who suffered extensive burns to his extremities during a recent industrial accident.
Topical lidocaine gel has been ordered to be applied to the surfaces of all his burns in order to achieve adequate pain control. When considering this order, the nurse should be aware that
A) intravenous lidocaine may be preferable to topical application.
B) lidocaine must be potentiated with another anesthetic in order to achieve pain control.
C) pain relief is unlikely to be achieved due to the destruction of nerve endings in the burn site.
D) there is a risk of systemic absorption of the lidocaine through the patient's traumatized skin.
Question 2
A 70-year-old woman is starting on an acidic drug. The nurse is aware that food and nutrient intake can affect drug excretion by changing the urinary pH. About which of the following will the nurse question the patient concerning her diet?
A) The intake of sodium
B) The amount of meat and vegetables
C) The use of grapefruit
D) The intake of foods high in protein