Daptomycin should not be used to treat pneumonia because it is inactivated by pulmonary surfactant.

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Multiple Choice

Daptomycin should not be used to treat pneumonia because it is inactivated by pulmonary surfactant.

Explanation:
Daptomycin is a calcium-dependent lipopeptide that disrupts the Gram-positive bacterial membrane and is highly active against MRSA and VRE. It is approved for complicated skin and soft tissue infections and for bacteremia, including right-sided endocarditis. However, pulmonary surfactant inactivates daptomycin, preventing it from reaching or killing bacteria in the lungs. Because of this, it should not be used to treat pneumonia. Other contexts like bacteremia, skin and soft tissue infections, or endocarditis are appropriate for daptomycin, but pneumonia is not due to the surfactant-driven inactivation.

Daptomycin is a calcium-dependent lipopeptide that disrupts the Gram-positive bacterial membrane and is highly active against MRSA and VRE. It is approved for complicated skin and soft tissue infections and for bacteremia, including right-sided endocarditis. However, pulmonary surfactant inactivates daptomycin, preventing it from reaching or killing bacteria in the lungs. Because of this, it should not be used to treat pneumonia. Other contexts like bacteremia, skin and soft tissue infections, or endocarditis are appropriate for daptomycin, but pneumonia is not due to the surfactant-driven inactivation.

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