A Patient with Eye Pain Is Scheduled for Slit-Lamp Testing

A patient with eye pain is scheduled for slit-lamp testing. What pre-procedure teaching does the nurse provide to the patient?

A) Your eyes may be anesthetized during the test
B) Take nothing by mouth for four hours before the test
C) Take an over-the-counter analgesic before the test
D) Restrict intake to less than two cups of fluid before the test