Q. A 32-year-old man presents to the emergency department complaining of cough and chest pain along with a high-grade fever, chills, and shortness of breath. The patient also reports a history of heavy alcohol use and reports being a smoker. On physical examination, he has a temperature of 101°F, blood pressure of 140/90 mmHg, heart rate of 90 beats per minute, and respiratory rate of 22 breaths per minute. He has bilateral crackles and decreased breath sounds over the lower lobes on chest auscultation. Abdominal examination shows hepatosplenomegaly. Lab Investigations reveal a white blood cell count of 13,950/?L with 70% neutrophils, and blood cultures are positive for Streptococcus pneumoniae. His chest x-ray shows bilateral infiltrates in the lower lobes. What is the appropriate treatment for this patient?