Inhaled Antimicrobials for Ventilator-Associated Pneumonia: Practical Aspects
Garyphallia Poulakou1, Dimitrios K Matthaiou2, David P Nicolau3
1Fourth Department of Internal Medicine and Infectious Diseases Unit, Athens National and Kapodistrian University, Medical School, Attikon University General Hospital of Athens, 1 Rimini St, 12462, Athens, Greece. gpoul@med.uoa.gr.
Drugs
|July 26, 2017
Summary
Inhaled antibiotics are effective for mechanically ventilated patients with lower respiratory tract infections. Optimizing nebulizer technology and procedural checklists ensures safe and effective drug delivery to the lungs.
Area of Science:
- Pulmonary Medicine
- Critical Care Medicine
- Pharmacology
Background:
- Inhaled antibiotics are increasingly used for cystic fibrosis pulmonary infections.
- This approach is being extended to mechanically ventilated, critically ill patients with lower respiratory tract infections.
- Effective delivery requires control over particle size and minimizing drug loss in the ventilator circuit.
Purpose of the Study:
- To review the practical aspects of inhaled antibiotic delivery in mechanically ventilated patients.
- To highlight the importance of nebulizer technology and procedural standardization for optimal outcomes.
Main Methods:
- Review of current nebulizer technologies (jet, ultrasonic, vibrating mesh).
- Discussion of critical procedural steps: patient preparation, drug administration, and post-procedure monitoring.
- Emphasis on optimizing ventilator settings and circuit management during nebulization.
Main Results:
- Vibrating mesh nebulizers offer optimal particle size for lung deposition.
- Novel drug-device combinations achieve high drug concentrations in alveoli.
- Standardized procedures and checklists are crucial for safe and effective delivery, minimizing adverse events like bronchoconstriction.
Conclusions:
- Optimized nebulizer technology and meticulous procedural adherence are key for inhaled antibiotic efficacy in critically ill, ventilated patients.
- Development of operational checklists is recommended to ensure consistent and safe administration.
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