A 72-year-old female with a history of hypertension and nonvalvular atrial fibrillation comes to the emergency department with acute onset of right-sided weakness and aphasia. Her current medications include amlodipine, dronedarone, and rivaroxaban. The patient's blood pressure is 185/95 mm Hg. Noncontrast head CT reveals a left-sided intracerebral hemorrhage (ICH) with a volume of 20 mL.

Which of the following is the most appropriate next step in management for this patient?