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A Package of Established Analytical Tools to Investigate the Solid-State Alteration of Lipid-Based Excipients
Published on: August 9, 2022
Formulation of fast release glibenclamide liquid and semi-solid matrix filled capsules
Saly Galal1, Magda El-Massik, Ossama Abdallah
1Department of Pharmaceutics, Faculty of Pharmacy, University of Alexandria, Egypt. magdaelmassik@yahoo.com
Abstract:
The ability of liquid and semi-solid matrix (SSM) filling capsule technology to improve the dissolution rate of glibenclamide (GBD) was investigated. Semiquantitative estimation of GBD solubility in various vehicles was carried out. Tetraglycol was found to be the most efficient solubilizer. GBD was formulated in different concentrations as solutions in tetraglycol or tetraglycol/ PEG 6000 blend and as suspensions in SSM composed of Gelucire 44/14 as a base. Dissolution rate studies revealed that the release profiles of GBD from capsule formulations containing the drug in concentrations up to 3.5% (m/m) were comparable.
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