Enalapril 10 mg every morning
Admit to the medical floor
Send blood for a complete blood count and electrolytes
Supplemental oxygen 10 L/min via nasal cannula
Ibuprofen 400 mg every 4 to 6 hours PRN for temperature greater than 100.5°F (38.0°C)
Continuous pulse oximetry
Vital signs every 4 hours
Chest X-ray now