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Fluconazole Prophylaxis for the Prevention of Candidiasis in Premature Infants: A Meta-analysis Using Patient-level
Jessica E Ericson1, David A Kaufman2, Stephen D Kicklighter3
1Department of Pediatrics, Penn State College of Medicine, Hershey, Pennsylvania.
Insights
Fluconazole prophylaxis effectively prevents invasive candidiasis (IC) and Candida colonization in premature infants. This treatment is safe and does not increase antifungal resistance, offering a vital protective measure for vulnerable newborns.
Area of Science:
- Neonatal Medicine
- Infectious Diseases
- Pharmacology
Background:
- Invasive candidiasis (IC) poses a significant threat to premature infants, leading to sepsis, mortality, and long-term neurodevelopmental deficits.
- Preventing IC in very low birth weight infants is a critical clinical concern, with fluconazole emerging as a key prophylactic agent.
Purpose of the Study:
- To evaluate the efficacy and safety of fluconazole prophylaxis in preventing invasive candidiasis in premature infants.
- To assess the impact of fluconazole on Candida colonization, mortality, and the development of fluconazole resistance.
Main Methods:
- Systematic review and aggregated analysis of randomized, placebo-controlled trials of fluconazole prophylaxis in US-based premature infants.
- Comparison of key endpoints including IC or death, IC, death, Candida colonization, and antifungal resistance between fluconazole and placebo groups.
- Evaluation of clinical and laboratory safety parameters in both treatment arms.
Main Results:
- Fluconazole prophylaxis significantly reduced the odds of IC or death (OR 0.48), IC (OR 0.20), and Candida colonization (OR 0.28) compared to placebo.
- The incidence of adverse clinical and laboratory events was comparable between infants receiving fluconazole and those on placebo.
- No statistically significant difference in fluconazole resistance was observed between the groups.
Conclusions:
- Fluconazole prophylaxis demonstrates significant efficacy in reducing invasive candidiasis and Candida colonization in premature infants.
- The safety profile of fluconazole prophylaxis is favorable, with no increase in adverse events compared to placebo.
- Fluconazole prophylaxis does not appear to impact the development of antifungal resistance in Candida isolates.
Background:
Invasive candidiasis (IC) is an important cause of sepsis in premature infants and is associated with a high risk of death and neurodevelopmental impairment. Prevention of IC has become a major focus in very low birth weight infants, with fluconazole increasingly used as prophylaxis.
Methods:
We identified all randomized, placebo-controlled trials evaluating fluconazole prophylaxis in premature infants conducted in the United States. We obtained patient-level data from the study investigators and performed an aggregated analysis. The occurrence of each endpoint in infants who received prophylaxis with fluconazole vs placebo was compared. Endpoints evaluated were IC or death, IC, death, Candida colonization, and fluconazole resistance among tested isolates. Safety endpoints evaluated included clinical and laboratory parameters.
Results:
Fluconazole prophylaxis reduced the odds of IC or death, IC, and Candida colonization during the drug exposure period compared with infants given placebo: odds ratios of 0.48 (95% confidence interval [CI], .30-.78), 0.20 (95% CI, .08-.51), and 0.28 (95% CI, .18-.41), respectively. The incidence of clinical and laboratory adverse events was similar for infants who received fluconazole compared with placebo. There was no statistically significant difference in the proportion of tested isolates that were resistant to fluconazole between the fluconazole and placebo groups.
Conclusions:
Fluconazole prophylaxis is effective and safe in reducing IC and Candida colonization in premature infants, and has no impact on resistance.
