A nurse knows of several patients who have achieved adequate control of their allergy symptoms using over-the-counter antihistamines. Antihistamines would be contraindicated in the care of which patient?

A) A patient who has previously been treated for tuberculosis
B) A pregnant woman at 30 weeks' gestation
C) A patient who is on estrogen-replacement therapy
D) A patient with a severe allergy to eggs


Ans: B
Feedback:
Antihistamines are contraindicated during the third trimester of pregnancy. Previous tuberculosis, hormone therapy, and food allergies do not contraindicate the use of antihistamines.

Nursing

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