Frontiers Probiotic prophylaxis to prevent ventilator associated pneumonia in children on mechanical ventilation: A randomized double blind clinical trial VAP Bundle Ventilator Associated Pneumonia Ventilator Associated Pneumonia ( VAP) is a lung infection that occurs in patients who are on mechanical ventilation for more than 48 hours. A VAP bundle is a set of The New VAP Prevention Guidelines and the Importance of Oral Care Pediatric Ventilator Associated Pneumonia (VAP) Prevention Bundle: 5 Years Later American Journal of Infection Control