An African-American Patient Who Is Being Treated with a Thiazide

An African-American patient who is being treated with a thiazide diuretic for chronic hypertension reports blurred vision and shortness of breath. The provider notes a blood pressure of 185/115. What is the recommended action for this patient?

A) Add a beta blocker to the patient's regimen.
B) Admit to the hospital for evaluation and treatment.
C) Increase the dose of the thiazide medication.
D) Prescribe a calcium channel blocker.