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Impact of 'targeted' fluconazole prophylaxis for preterm neonates: efficacy of a highly selective approach?
A Martin1, A Pappas, M Lulic-Botica
1Division of Neonatology, Department of Pediatrics, Wayne State University, Detroit, MI, USA.
Insights
Targeted intermittent fluconazole prophylaxis (FP) significantly reduced invasive candidiasis rates in high-risk preterm infants. This strategy proved effective in preventing serious fungal infections in vulnerable newborns.
Area of Science:
- Neonatal Medicine
- Infectious Diseases
- Pharmacology
Background:
- Invasive candidiasis is a serious complication in preterm infants, particularly those receiving broad-spectrum antibiotics.
- Identifying effective prophylactic strategies is crucial for improving outcomes in high-risk neonatal populations.
Purpose of the Study:
- To assess the efficacy of targeted intermittent fluconazole prophylaxis (FP) in reducing invasive candidiasis among high-risk preterm infants.
- To evaluate the impact of this targeted approach on specific neonatal intensive care unit (NICU) morbidities.
Main Methods:
- An observational pre-post cohort study involving 524 preterm infants (birth weight <1500g, <6 weeks old).
- Targeted FP (3 mg/kg) was administered to infants receiving >2 days of broad-spectrum antibiotics with at least one additional risk factor for invasive candidiasis.
- Data on invasive candidiasis rates and other morbidities were compared between periods with and without targeted FP.
Main Results:
- Invasive candidiasis incidence decreased significantly from 15.3% to 6.2% during the FP period.
- However, the FP period saw significantly longer durations of parenteral nutrition, central line use, and higher rates of necrotizing enterocolitis.
- FP was given to 31.3% of eligible infants, with a median of 4 doses over 7 days.
Conclusions:
- Targeted intermittent fluconazole prophylaxis is effective in reducing invasive candidiasis rates in a select group of high-risk preterm infants.
- While effective for fungal infection prevention, careful monitoring for potential adverse effects on other neonatal morbidities is warranted.
Objective:
The objective of this study was to evaluate the efficacy of targeted intermittent fluconazole prophylaxis (FP) to high-risk preterm (PT) infants.
Study Design:
Observational pre-post cohort study (n=524). Targeted FP (3 mg kg(-1)) was administered to PT infants (birth weights <1500 g and <6 weeks of age) who received broad-spectrum antibiotics for more than 2 days and had at least one additional risk factor for invasive candidiasis during the antibiotic administration period.
Result:
Invasive candidiasis decreased significantly from 15.3 to 6.2% during the FP period. Duration of parenteral nutrition (15.5 vs 19.2 days), central line (12.7 vs 15.8 days) and necrotizing enterocolitis rates (7 vs 9.5%) were significantly higher in the FP period. FP was administered to 89 (31.3%) infants; the median (range) number of doses was four (1 to 24) and duration was 7 (1 to 38) days.
Conclusion:
In the current study, targeted intermittent FP to a selected population of PT infants was efficacious in reducing the rate of invasive candidiasis, compared with historical controls.
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