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Published on: March 4, 2017
Antifungal prophylaxis for the prevention of neonatal candidiasis?
Michael J O'Grady1, Eugene M Dempsey
1Department of Paediatrics and Newborn Medicine, Coombe Women's Hospital, Dublin, Republic of Ireland.
Insights
Antifungal prophylaxis is used by a majority of clinicians caring for very low birth weight (VLBW) neonates in the UK and Ireland. However, practices vary due to differing views on invasive fungal disease rates and lack of clear guidelines.
Area of Science:
- Neonatal Medicine
- Infectious Diseases
- Pharmacology
Background:
- Randomized trials indicate antifungal prophylaxis can reduce Candida infections in high-risk very low birth weight (VLBW) neonates.
- The current use of antifungal prophylaxis in the UK and Ireland is not well-documented.
Purpose of the Study:
- To determine the extent and patterns of antifungal prophylaxis use in VLBW neonates in the UK and Ireland.
- To understand the rationale behind current practices in antifungal prophylaxis for VLBW infants.
Main Methods:
- A postal questionnaire was sent to neonatologists in the UK and Ireland who care for VLBW infants.
- Data collected included prophylactic agents, dosing, duration, and reasons for use or non-use.
Main Results:
- The response rate was 55% (125/228).
- 53% of respondents reported using antifungal prophylaxis, with oral nystatin and intravenous fluconazole being common first-line agents.
- Common indications included antibiotic use (68%) and low birth weight (50%).
Conclusions:
- A slight majority of clinicians routinely use antifungal prophylaxis for VLBW neonates.
- Variations in practice may stem from differing perceptions of invasive fungal disease incidence, absence of established guidelines, and concerns about antifungal resistance.
Background:
Randomized controlled trials suggest that prophylactic administration of antifungal agents reduce the rate of colonization and invasive Candida infection in a subgroup of high-risk very low birth weight (VLBW) neonates. The extent of antifungal prophylaxis use in the United Kingdom and Ireland is unknown.
Methods:
A postal questionnaire was administered to neonatologists practicing in the United Kingdom and Ireland caring for VLBW infants. Information was requested on the prophylactic agents used, dosing schedules and duration of therapy. The rationale for reported practices was also ascertained.
Results:
The response rate was 55% (125/228). Antifungal prophylaxis use was reported by 66 (53%) respondents. First-line agents utilized included oral nystatin (53%) and intravenous fluconazole (41%). The most frequent indications for antifungal prophylaxis included antibiotic administration in 45 (68%) and decreased birth weight in 33 (50%) respondents. The majority of respondents who did not use antifungal prophylaxis felt that the perceived rate of invasive fungal disease within their unit was not high enough to justify its use.
Conclusions:
A small majority of clinicians caring for VLBW neonates routinely use antifungal prophylaxis. This reflects the wide variation in the incidence of invasive disease, lack of guidelines supporting a role for prophylaxis and concerns related to emergence of resistant strains.
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