Antihistamines, Decongestants, Antitussives, and Expectorants

A patient is taking guaifenesin as part of treatment for a sinus infection. Which instruction will the nurse include during patient teaching?

A. Increase fluid intake to help loosen and liquefy secretions.

B. Report clear-colored sputum to the prescriber.

C. Avoid driving a car or operating heavy machinery because of the sedating effects.

D. Report symptoms that last longer than 2 days.

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