A patient begins using timolol [Timoptic] to treat primary open-angle glaucoma (POAG). The nurse gives a dose and notes that the patient develops shortness of breath. The nurse assesses the patient and auscultates wheezes in both lungs
The nurse will ask this patient about a history of which condition? a. Asthma
b. Atrioventricular heart block
c. Pulmonary hypertension
d. Sinus bradycardia
A
Timolol is a beta blocker and can precipitate bronchoconstriction when absorbed systemically. Patients with asthma will develop shortness of breath and wheezing. These symptoms are not associated with AV block, pulmonary hypertension, or sinus bradycardia.
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