A client has just been diagnosed with an allergic disorder and skin testing has been ordered. What instructions should the nurse give to the client about skin testing?
A) Avoid taking prescribed or over-the-counter antihistamine or cold preparations for at least 48 to 72 hours before testing.
B) Don't eat or drink anything for at least 8 hours before the test.
C) Take a shower with hot soapy water right before coming in for testing.
D) Avoid taking prescribed or over-the-counter medications for at least 48 to 72 hours before testing

Question

Quizplus · Accepted Answer

Antihistamines can interfere with skin testing results by preventing the skin from reacting to the allergens being tested, which could lead to a false negative result. Therefore, it's important to avoid antihistamines before the test.

A Client Has Just Been Diagnosed with an Allergic Disorder