Tag Archives: resistance

Duration of therapy in Community Acquired Pneumonia

18 Nov

While up on the medical unit I was asked by one of our hospitalists what the ideal duration of therapy for CAP is these days.  Is it 10-14 days?

Community –acquired pneumonia (CAP) is the most common infectious disease requiring hospitalization.  The optimal duration of antibiotic therapy for CAP has not been clearly defined.  Previous treatment recommendations for uncomplicated pneumonia ranged from 7 to 14 days and were mostly opinion-based.  I have been unable to find where or why the 7 -14 day durations were chosen.

A recent audit of 2003 patients found that the duration of antibiotic use had little relationship with patients response to treatment or initial severity.  Not surprisingly it also found that prolonged courses of antibiotics for CAP are common (1).

Shortening the duration of antibiotic therapy can potentially reduce antimicrobial use without putting the patient at risk.

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