Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting

Amira Mohsen Ghoneim,1 Mina Ibrahim Tadros,2 Ahmed Adel Alaa-Eldin3 1Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmaceutical Sciences and Pharmaceutical Industries, Future University in Egypt (FUE), New Cairo, Egypt; 2Department of Pharmaceutics and Industrial Pharmacy,...

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Main Authors: Ghoneim AM, Tadros MI, Alaa-Eldin AA
Format: Article
Language:English
Published: Dove Medical Press 2019-12-01
Series:International Journal of Nanomedicine
Subjects:
Online Access:https://www.dovepress.com/spray-dried-silica-xerogel-nanoparticles-as-a-promising-gastroretentiv-peer-reviewed-article-IJN
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author Ghoneim AM
Tadros MI
Alaa-Eldin AA
author_facet Ghoneim AM
Tadros MI
Alaa-Eldin AA
author_sort Ghoneim AM
collection DOAJ
description Amira Mohsen Ghoneim,1 Mina Ibrahim Tadros,2 Ahmed Adel Alaa-Eldin3 1Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmaceutical Sciences and Pharmaceutical Industries, Future University in Egypt (FUE), New Cairo, Egypt; 2Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt; 3Department of Pharmaceutics, College of Pharmaceutical Sciences and Drug Manufacturing, Misr University for Science & Technology (MUST), 6th of October City, EgyptCorrespondence: Mina Ibrahim TadrosDepartment of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Kasr El-Aini St, Cairo 11562, EgyptTel +002-01223620458Email mina.tadros@pharma.cu.edu.eg; mina_ebrahim@yahoo.comPurpose: The current work aimed to develop spray-dried silica xerogel nanoparticles (SXNs) as a gastroretentive carrier for the dual delivery of chlorambucil (CHL) and granisetron hydrochloride (GR). As a low-density system, it was proposed to float over gastric fluids; allowing for the retention of CHL in the acidic medium where it is more stable while ensuring the solubility of GR.Methods: Silica xerogels were developed by sol-gel process, using Tetraethyl orthosilicate (TEOS) water and acetic acid, followed by spray drying. SXNs were evaluated for particle size, zeta potential, entrapment efficiency (EE%), CHL and GR release after 1 hr (P1h) and after 8 hrs (P8h). The best achieved system (SXN4) was evaluated for morphology, pore diameter, total porosity, bulk density, wetting time, floating characteristics. Furthermore, the pharmacokinetics of the loaded drugs were evaluated in rats; relative to an aqueous CHL suspension containing GR.Results: SXN4 system had the highest desirability (0.69); showing spherical nanoparticles (181.63 nm), negative zeta potential (−5.18 mV), promising EE% of 59.39% and 73.94% (for CHL and GR, respectively) and sustained CHL and GR release profiles characterized by low P1h (22.75% and 30.74%) and high P8h (60.36% and 99.33%), respectively. It had a mean pore diameter of 8.622 nm, a total porosity of 62.27%, a bulk density of 0.605 g/mL, a wetting time of 292 sec, zero lag time and a floating duration of at least 8 h.Conclusion: The prolongation in the mean residence time (MRT(0-∞)) and the promotion of the relative oral bioavailabilities of both drugs could unravel the potential of this system for the management of chemotherapy-induced nausea and vomiting.Keywords: chlorambucil, granisetron hydrochloride, silica xerogel nanoparticles, low density, gastroretentive
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spelling doaj.art-72632e0629074c5bb77775901a39e9de2022-12-21T20:30:29ZengDove Medical PressInternational Journal of Nanomedicine1178-20132019-12-01Volume 149619963050269Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and VomitingGhoneim AMTadros MIAlaa-Eldin AAAmira Mohsen Ghoneim,1 Mina Ibrahim Tadros,2 Ahmed Adel Alaa-Eldin3 1Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmaceutical Sciences and Pharmaceutical Industries, Future University in Egypt (FUE), New Cairo, Egypt; 2Department of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Cairo, Egypt; 3Department of Pharmaceutics, College of Pharmaceutical Sciences and Drug Manufacturing, Misr University for Science & Technology (MUST), 6th of October City, EgyptCorrespondence: Mina Ibrahim TadrosDepartment of Pharmaceutics and Industrial Pharmacy, Faculty of Pharmacy, Cairo University, Kasr El-Aini St, Cairo 11562, EgyptTel +002-01223620458Email mina.tadros@pharma.cu.edu.eg; mina_ebrahim@yahoo.comPurpose: The current work aimed to develop spray-dried silica xerogel nanoparticles (SXNs) as a gastroretentive carrier for the dual delivery of chlorambucil (CHL) and granisetron hydrochloride (GR). As a low-density system, it was proposed to float over gastric fluids; allowing for the retention of CHL in the acidic medium where it is more stable while ensuring the solubility of GR.Methods: Silica xerogels were developed by sol-gel process, using Tetraethyl orthosilicate (TEOS) water and acetic acid, followed by spray drying. SXNs were evaluated for particle size, zeta potential, entrapment efficiency (EE%), CHL and GR release after 1 hr (P1h) and after 8 hrs (P8h). The best achieved system (SXN4) was evaluated for morphology, pore diameter, total porosity, bulk density, wetting time, floating characteristics. Furthermore, the pharmacokinetics of the loaded drugs were evaluated in rats; relative to an aqueous CHL suspension containing GR.Results: SXN4 system had the highest desirability (0.69); showing spherical nanoparticles (181.63 nm), negative zeta potential (−5.18 mV), promising EE% of 59.39% and 73.94% (for CHL and GR, respectively) and sustained CHL and GR release profiles characterized by low P1h (22.75% and 30.74%) and high P8h (60.36% and 99.33%), respectively. It had a mean pore diameter of 8.622 nm, a total porosity of 62.27%, a bulk density of 0.605 g/mL, a wetting time of 292 sec, zero lag time and a floating duration of at least 8 h.Conclusion: The prolongation in the mean residence time (MRT(0-∞)) and the promotion of the relative oral bioavailabilities of both drugs could unravel the potential of this system for the management of chemotherapy-induced nausea and vomiting.Keywords: chlorambucil, granisetron hydrochloride, silica xerogel nanoparticles, low density, gastroretentivehttps://www.dovepress.com/spray-dried-silica-xerogel-nanoparticles-as-a-promising-gastroretentiv-peer-reviewed-article-IJNchlorambucil – granisetron hydrochloride – silica xerogel nanoparticles – low density – gastroretentive.
spellingShingle Ghoneim AM
Tadros MI
Alaa-Eldin AA
Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting
International Journal of Nanomedicine
chlorambucil – granisetron hydrochloride – silica xerogel nanoparticles – low density – gastroretentive.
title Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting
title_full Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting
title_fullStr Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting
title_full_unstemmed Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting
title_short Spray-Dried Silica Xerogel Nanoparticles as a Promising Gastroretentive Carrier System for the Management of Chemotherapy-Induced Nausea and Vomiting
title_sort spray dried silica xerogel nanoparticles as a promising gastroretentive carrier system for the management of chemotherapy induced nausea and vomiting
topic chlorambucil – granisetron hydrochloride – silica xerogel nanoparticles – low density – gastroretentive.
url https://www.dovepress.com/spray-dried-silica-xerogel-nanoparticles-as-a-promising-gastroretentiv-peer-reviewed-article-IJN
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