High-dose levofloxacin in community-acquired pneumonia: a randomized, open-label study
Jin Hwa Lee1, Seo Woo Kim, Ji Hye Kim
1Department of Internal Medicine, School of Medicine, Ewha Womans University, Seoul, Korea.
Clinical Drug Investigation
|July 7, 2012
Summary
High-dose levofloxacin demonstrated comparable clinical and microbiological efficacy to combination therapy for community-acquired pneumonia (CAP). This single-agent approach offers a safe and effective alternative for CAP treatment.
Area of Science:
- Infectious Diseases
- Pharmacology
- Clinical Medicine
Background:
- Community-acquired pneumonia (CAP) conventionally treated with combination therapy (β-lactam/macrolide).
- High-dose levofloxacin serves as an alternative single-agent therapy for CAP, effective against atypical pathogens.
Purpose of the Study:
- To compare the clinical efficacy and safety of high-dose levofloxacin versus combination therapy (ceftriaxone and azithromycin) for CAP treatment.
Main Methods:
- Phase IV, prospective, randomized, open-label trial with 40 CAP patients.
- Experimental group: Levofloxacin 750 mg IV daily.
- Control group: Ceftriaxone 2.0 g IV daily + Azithromycin 500 mg PO for 3 days.
Main Results:
- Clinical success rate was 94% for levofloxacin vs. 84% for combination therapy (p > 0.05).
- Microbiological success and adverse events were similar between groups.
- 36 of 40 enrolled patients completed the study.
Conclusions:
- Single-agent, high-dose levofloxacin shows excellent efficacy and comparable safety to ceftriaxone plus azithromycin for CAP.
- Further large-scale trials are needed to confirm these findings.
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