Preparación, Caracterización y Evaluación in vitro de dispersiones sólidas aceclofenaco

Autores/as

  • Dua Kamal Department of Pharmaceutical Technology, Faculty of Medicine & Health Sciences, International Medical University, Bukit Jalil, Kuala Lumpur, Malaysia-57000
  • Kavita Pabreja Vellore Institute of Technology, Vellore, Tamilnadu, India
  • MV Ramana Vellore Institute of Technology, Vellore, Tamilnadu, India

Palabras clave:

aceclofenaco, urea, manitol, PVP, PVP / VA-64

Resumen

El objetivo de la presente investigación fue estudiar el efecto de diversos vehículos solubles en agua comourea, manitol, PVP y PVP / VA-64 en disolución in vitro de aceclofenaco de dispersiones sólidas.Aceclofenaco dispersiones sólidas binarias (SD) con diferentes cargas de fármaco se prepararon usando elde fusión o el método de fusión. En disolución in vitro de fármaco puro, mezclas físicas y dispersiones sólidasse llevaron a cabo. dispersión sólida de aceclofenaco con las cuatro portadores (urea, manitol, PVP yPVP / VA-64) mostró un considerable aumento de la velocidad de disolución en comparación con la mezcla físicay puro de drogas en 0,1 N HCl, pH 1,2 y tampón fosfato, pH, 7,4. Las dispersiones sólidas que contienen PVPmostraron que la tasa de disolución máxima en comparación con la formulación que contiene urea, manitol yPVP / VA-64. naturaleza amorfa del fármaco en dispersión sólida fue confirmada por electrónica de barridomicroscopía y una disminución de la entalpía de fusión de drogas en dispersión sólida en comparación con el fármaco puro.espectroscopía y calorimetría diferencial de barrido estudios FT-IR indicaron que no hubo interacción entreaceclofenaco y portadores de dispersiones sólidas en estado sólido. mejora la reacción se atribuye adisminución de la cristalinidad del fármaco y a la humectación, la formación eutéctica y el efecto de la solubilizaciónportador de las dispersiones sólidas de aceclofenaco. En conclusión, la disolución de aceclofenaco puede serrealzado por el uso de varios vehículos hidrófilos como la urea, manitol, PVP y PVP / VA-64.

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Publicado

2010-03-20

Cómo citar

1.
Kamal D, Pabreja K, Ramana M. Preparación, Caracterización y Evaluación in vitro de dispersiones sólidas aceclofenaco. Ars Pharm [Internet]. 20 de marzo de 2010 [citado 23 de abril de 2024];51(1):57-76. Disponible en: https://revistaseug.ugr.es/index.php/ars/article/view/4846

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