A patient is seen in a hospital clinic for chronic cough and…

A patient is seen in a hospital clinic for chronic cough and fever. The physician suspects community-acquired pneumonia due to Haemophilus influenzae. The patient is prescribed an antibiotic and sent home. Which of the following antibacterial agents would be most appropriate for this patient?

You are called to the emergency room to evaluate an otherwis…

You are called to the emergency room to evaluate an otherwise healthy 18-year-old female whose chief complaints are fever, malaise, and difficulty breathing. As you enter the room, the physician informs you that he suspects community-acquired pneumonia. The most likely causative agent would be _____.

A patient you are caring for in the ICU has been diagnosed w…

A patient you are caring for in the ICU has been diagnosed with pneumonia caused by Staphylococcus aureus. She was given a course of methicillin but has NOT shown any clinical or microbiological improvement. The most appropriate drug to treat her condition is _____.