When giving dextromethorphan, the nurse understands that this drug suppresses the cough reflex by which mechanism of action?
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Question 2 of 5
During a routine checkup, a patient states that she is unable to take the prescribed antihistamine because of one of its most common adverse effects. The nurse suspects that which adverse effect has been bothering this patient?
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Question 3 of 5
A gardener needs a decongestant because of sinus problems and asks the nurse whether he should take an oral form or a nasal spray. Which of these is a benefit of orally administered decongestants?
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Question 4 of 5
A patient is taking guaifenesin as part of treatment for a sinus infection. Which instruction will the nurse include during patient teaching?
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Question 5 of 5
The nurse will instruct patients about a possible systemic effect that may occur if excessive amounts of topically applied adrenergic nasal decongestants are used. Which systemic effect may occur?
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