A Patient with a History of Benign Prostatic Hyperplasia Is

A patient with a history of benign prostatic hyperplasia is admitted to the unit. The patient is taking multiple medications, including terazosin [Hytrin]. During the evening rounds, the patient begins to complain of dizziness and nasal congestion. Upon assessment, the patient is somnolent and has a blood pressure of 101/42 mm Hg. The nurse is correct to suspect:

A) priapism.
B) sinus infection.
C) allergic reaction.
D) adverse effects.