Macrolides in Children With Community-Acquired Pneumonia: Panacea or Placebo?
Christopher C Blyth1,2, Jeffrey S Gerber3
1School of Medicine, University of Western Australia, Crawley.
Abstract:
Pneumonia, most often caused by a respiratory virus, is common in childhood. Mycoplasma pneumoniae also is detected frequently, particularly in older children in the era of pneumococcal conjugate vaccination. Despite recommendations for β-lactam antibiotics, macrolide antibiotics, including erythromycin, clarithromycin, and azithromycin, are prescribed frequently to children with acute lower respiratory infection. However, the significance of detecting "atypical" pathogens, including M pneumoniae, in children remains contentious. Considering the potential for antibacterial and anti-inflammatory activities of macrolides, our understanding of the role of these drugs in acute and chronic infections and in inflammatory conditions is changing. Some observational data have revealed improved outcomes in adults and children with pneumonia who are prescribed macrolides, although its widespread use has led to increases in macrolide resistance in Streptococcus pneumoniae and M pneumoniae. Clinical trials to define the role of macrolides in pediatric acute respiratory infection must be prioritized.
Insights
Macrolide antibiotics are frequently given to children with pneumonia, but their benefit is unclear. Increased resistance in bacteria like Mycoplasma pneumoniae is a concern, necessitating further clinical trials for pediatric respiratory infections.
Area of Science:
- Pediatrics
- Infectious Diseases
- Pharmacology
Background:
- Pneumonia is a common childhood illness, often viral, but Mycoplasma pneumoniae is also frequently detected in older children.
- Macrolide antibiotics are commonly prescribed for pediatric acute lower respiratory infections despite ongoing debate about the significance of atypical pathogens.
- The antibacterial and anti-inflammatory properties of macrolides suggest potential benefits, but their role in pediatric respiratory infections requires clarification.
Purpose of the Study:
- To evaluate the role and impact of macrolide antibiotic use in children diagnosed with pneumonia.
- To address the contentious issue of detecting atypical pathogens, such as Mycoplasma pneumoniae, in pediatric respiratory infections.
- To highlight the need for clinical trials to define the precise role of macrolides in pediatric acute respiratory infections.
Main Methods:
- This study is a review of current literature and observational data regarding macrolide use in pediatric pneumonia.
- Analysis of prescribing patterns for macrolide antibiotics in children with acute lower respiratory infections.
- Examination of data on the clinical outcomes associated with macrolide prescription in pediatric pneumonia.
Main Results:
- Observational data suggest improved outcomes in some adults and children with pneumonia treated with macrolides.
- Widespread macrolide use has contributed to increased resistance in key pathogens, including Streptococcus pneumoniae and Mycoplasma pneumoniae.
- The clinical significance of detecting atypical pathogens like M pneumoniae in pediatric pneumonia remains debated.
Conclusions:
- The role of macrolides in treating pediatric pneumonia, especially concerning atypical pathogens, requires further investigation.
- Increased macrolide resistance is a significant concern linked to their frequent prescription in children.
- Prioritizing clinical trials is essential to establish evidence-based guidelines for macrolide use in pediatric acute respiratory infections.
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