Which Teaching Should the Nurse Provide About Intradermal Skin Testing

Which teaching should the nurse provide about intradermal skin testing to a patient with possible allergies?

A) "Do not eat anything for about 6 hours before the testing."
B) "Take an oral antihistamine about an hour before the testing."
C) "Plan to wait in the clinic for 20 to 30 minutes after the testing."
D) "Reaction to the testing will take about 48 to 72 hours to occur."

Correct Answer:

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