Ventilator associated pneumonia: mechanisms, an appraisal of current therapies and the role for inhaled antibiotics in prevention and treatment Respiratory Medicine Efficacy of antibiotic prophylaxis against ventilator associated pneumonia ScienceDirect Ventilator associated pneumonia (VAP) is a type of pneumonia that develops at least 48 hours after a patient was intubated and placed on the mechanical ventilator. It's a preventable lung infection that can VAP PREVENTION BUNDLE Prophylaxis of Ventilator Associated Pneumonia CHEST