Acute Eosinophilic Pneumonia Secondary to Daptomycin.

Daptomycin is an antimicrobial agent with activity against gram-positive bacteria that is usually reserved for severe infections. Acute eosinophilic pneumonia (AEP) is an increasingly rare side effect that can manifest after its use. Our patient is a 79-year-old male who was admitted for a left total knee arthroplasty infection.