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Nystatin prophylaxis in immunocompromised children
1Pharmacy Department, Hospital for Sick Children, Toronto, Ontario, Canada.
Insights
Nystatin offers minimal benefit for fungal prophylaxis in cancer patients, failing to prevent disseminated infections. Alternative antifungal agents may be more effective for these high-risk individuals.
Area of Science:
- Mycology
- Hematology
- Oncology
- Bone Marrow Transplantation
Background:
- Hematology/oncology/bone marrow transplantation patients are at high risk for invasive fungal infections.
- Fungal prophylaxis is crucial in immunocompromised patient populations.
- Nystatin is a commonly considered antifungal agent for prophylaxis.
Purpose of the Study:
- To evaluate the efficacy of nystatin for fungal prophylaxis in hematology/oncology/bone marrow transplantation patients.
- To determine if nystatin reduces the incidence of disseminated fungal infections in this cohort.
Main Methods:
- Review of existing literature on nystatin use for fungal prophylaxis.
- Analysis of studies comparing nystatin with placebo or no therapy.
- Assessment of nystatin's impact on fungal colonization and invasive infections.
Main Results:
- Nystatin showed little to no benefit over no therapy in preventing disseminated fungal infections.
- Nystatin significantly reduced multiple-site fungal colonization and persistent oropharyngeal cultures.
- The study did not find nystatin effective in preventing invasive fungal infections.
Conclusions:
- Nystatin provides limited benefit for fungal prophylaxis in immunocompromised patients.
- Alternative antifungal agents like ketoconazole, fluconazole, itraconazole, or amphotericin B may offer better protection.
- Further research comparing nystatin with other antifungals is warranted.
Abstract:
In conclusion, the use of nystatin for fungal prophylaxis in hematology/oncology/bone marrow transplantation patients appears to convey little or no benefit over no therapy. Nystatin treatment significantly reduced the frequency of multiple-site colonization and of persistently positive oropharyngeal cultures, but was not able to prevent the occurrence of disseminated fungal infections. Other antifungal agents (e.g., ketoconazole, fluconazole, itraconazole, oral or intravenous amphotericin B) may be of benefit. Studies comparing nystatin with other agents are available in the literature but are beyond the scope of this review.
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