Review Question - QID 109198

A 59-year-old man presents accompanied by his wife with nausea and dizziness. He is unsure when his symptoms started, but they have been affecting him for “a while.” It began as episodes of “unsteadiness” that progressed to a feeling of “spinning.” He cannot tell if his symptoms change with position but reports that if he does not lie down he will become nauseous. He also has worsening hearing loss worse on his right side. The patient’s medical history is significant for hypertension, alcohol use disorder, and chronic obstructive pulmonary disease. His medications include aspirin, amlodipine, and fluticasone-salmeterol. He drinks a glass of red wine every night with dinner and smokes a cigar on the weekends. His temperature is 98.6°F (37°C), blood pressure is 135/91 mmHg, pulse is 72/min, and respirations are 12/min. Examination shows delayed horizontal nystagmus. Which of the following is the most appropriate treatment for this patient's condition?