Review Question - QID 214491

A 55-year-old man presents to the emergency department with severe epigastric pain that started 30 minutes ago. He states that it came on while he was cooking dinner, and he feels sweaty and weak. He has a past medical history of diabetes and hypertension. His temperature is 99.0°F (37.2°C), blood pressure is 174/105 mmHg, pulse is 103/min, respirations are 18/min, and oxygen saturation is 96% on room air. Physical exam reveals a normal S1/S2 and clear breath sounds bilaterally. An ECG is performed as seen in Figure A. Which of the following interventions is likely to have the greatest immediate mortality benefit in this patient?