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Updated: Sep 29, 2026

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases
Published on: March 1, 2024
Rational use of antibiotics to treat respiratory tract infections
Thomas M File1, James A Hadley
1Department of Medicine, Summa Health System, Akron, OH, USA. filet@summa-health.org
Objectives:
To foster the appropriate use of antimicrobial agents for respiratory tract infections and to review factors that should help achieve this objective.
Study Design:
Review of evidence-based guidelines and recommendations for proper antibiotic drug use for respiratory tract infections.
Results And Conclusions:
Antibiotic drug overuse and inappropriate antibiotic drug selection are associated with increased drug resistance among respiratory pathogens (most notably, Streptococcus pneumoniae), possible progression to chronic disease, and increased treatment costs. Awareness of clinical manifestations that help differentiate viral from bacterial infection and the use of guidelines can promote the appropriate management of respiratory tract infections. Community-acquired pneumonia, acute bacterial rhinosinusitis, and selected cases of acute exacerbations of chronic bronchitis (50%) warrant antimicrobial therapy, whereas otitis media with effusion, acute bronchitis, and most rhinosinusitis are viral and do not require antibiotic therapy.
Insights
Antimicrobial overuse for respiratory infections fuels antibiotic resistance and costs. Guidelines and differentiating viral from bacterial infections promote appropriate antibiotic selection for conditions like pneumonia and sinusitis.
Area of Science:
- Infectious Diseases
- Pharmacology
- Public Health
Background:
- Antimicrobial resistance is a growing global health threat.
- Respiratory tract infections (RTIs) are frequently treated with antibiotics.
Purpose of the Study:
- To promote appropriate antimicrobial use for RTIs.
- To identify factors guiding judicious antibiotic selection.
Main Methods:
- Systematic review of evidence-based guidelines.
- Analysis of recommendations for antibiotic therapy in RTIs.
Main Results:
- Inappropriate antibiotic use increases resistance in pathogens like Streptococcus pneumoniae.
- Certain RTIs, including community-acquired pneumonia and acute bacterial rhinosinusitis, require antibiotics.
- Viral infections like acute bronchitis do not necessitate antibiotic treatment.
Conclusions:
- Differentiating viral from bacterial infections is crucial for appropriate management.
- Adherence to clinical guidelines can reduce antibiotic overuse.
- Judicious antibiotic selection minimizes resistance, chronic disease progression, and healthcare costs.
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