Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections

The aim of this study was to improve the treatment of <i>Candida albicans</i> biofilms through the use of nystatin solid dispersions developed using maltodextrins as a hyperosmotic carrier. Characterization studies by differential scanning calorimetry, X-ray diffraction, dissolution stud...

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Main Authors: Carlos Benavent, Carlos Torrado-Salmerón, Santiago Torrado-Santiago
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Pharmaceuticals
Subjects:
Online Access:https://www.mdpi.com/1424-8247/14/5/397
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author Carlos Benavent
Carlos Torrado-Salmerón
Santiago Torrado-Santiago
author_facet Carlos Benavent
Carlos Torrado-Salmerón
Santiago Torrado-Santiago
author_sort Carlos Benavent
collection DOAJ
description The aim of this study was to improve the treatment of <i>Candida albicans</i> biofilms through the use of nystatin solid dispersions developed using maltodextrins as a hyperosmotic carrier. Characterization studies by differential scanning calorimetry, X-ray diffraction, dissolution studies, and particle size analysis were performed to evaluate changes in nystatin crystallinity. Antifungal activity and anti-biofilm efficacy were assessed by microbiological techniques. The results for nystatin solid dispersions showed that the enhancement of antifungal activity may be related to the high proportions of maltodextrins. Anti-biofilm assays showed a significant reduction (more than 80%) on biofilm formation with SD-N:MD [1:6] compared to the nystatin reference suspension. The elaboration process and physicochemical properties of SD-N:MD [1:6] could be a promising strategy for treatment of Candida biofilms.
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spelling doaj.art-1c2905a3efd34a89a95ab2b5c83d5e8d2023-11-21T16:39:13ZengMDPI AGPharmaceuticals1424-82472021-04-0114539710.3390/ph14050397Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm InfectionsCarlos Benavent0Carlos Torrado-Salmerón1Santiago Torrado-Santiago2Department of Pharmaceutics and Food Technology, Faculty of Pharmacy, Complutense University, Plaza Ramón y Cajal s/n, 28040 Madrid, SpainDepartment of Pharmaceutics and Food Technology, Faculty of Pharmacy, Complutense University, Plaza Ramón y Cajal s/n, 28040 Madrid, SpainDepartment of Pharmaceutics and Food Technology, Faculty of Pharmacy, Complutense University, Plaza Ramón y Cajal s/n, 28040 Madrid, SpainThe aim of this study was to improve the treatment of <i>Candida albicans</i> biofilms through the use of nystatin solid dispersions developed using maltodextrins as a hyperosmotic carrier. Characterization studies by differential scanning calorimetry, X-ray diffraction, dissolution studies, and particle size analysis were performed to evaluate changes in nystatin crystallinity. Antifungal activity and anti-biofilm efficacy were assessed by microbiological techniques. The results for nystatin solid dispersions showed that the enhancement of antifungal activity may be related to the high proportions of maltodextrins. Anti-biofilm assays showed a significant reduction (more than 80%) on biofilm formation with SD-N:MD [1:6] compared to the nystatin reference suspension. The elaboration process and physicochemical properties of SD-N:MD [1:6] could be a promising strategy for treatment of Candida biofilms.https://www.mdpi.com/1424-8247/14/5/397solid dispersionnystatinamorphous formmaltodextrinbiofilms<i>Candida albicans</i>
spellingShingle Carlos Benavent
Carlos Torrado-Salmerón
Santiago Torrado-Santiago
Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections
Pharmaceuticals
solid dispersion
nystatin
amorphous form
maltodextrin
biofilms
<i>Candida albicans</i>
title Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections
title_full Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections
title_fullStr Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections
title_full_unstemmed Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections
title_short Development of a Solid Dispersion of Nystatin with Maltodextrin as a Carrier Agent: Improvements in Antifungal Efficacy against <i>Candida</i> spp. Biofilm Infections
title_sort development of a solid dispersion of nystatin with maltodextrin as a carrier agent improvements in antifungal efficacy against i candida i spp biofilm infections
topic solid dispersion
nystatin
amorphous form
maltodextrin
biofilms
<i>Candida albicans</i>
url https://www.mdpi.com/1424-8247/14/5/397
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