Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin

Isopropoxy benzene guanidine (IBG) is a novel substituted benzene guanidine analogue with antibacterial activity against multidrug-resistant bacteria. However, the bioavailability of IBG is not optimal due to its finite aqueous solubility, thus hampering its potential therapeutic exploitation. In th...

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Main Authors: Yixing Lu, Liuye Yang, Wanying Zhang, Shiting Xie, Feifei Zhao, Xianfeng Peng, Zonghua Qin, Dongping Zeng, Zhenling Zeng
Format: Article
Language:English
Published: Taylor & Francis Group 2022-12-01
Series:Drug Delivery
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/10717544.2022.2118400
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author Yixing Lu
Liuye Yang
Wanying Zhang
Shiting Xie
Feifei Zhao
Xianfeng Peng
Zonghua Qin
Dongping Zeng
Zhenling Zeng
author_facet Yixing Lu
Liuye Yang
Wanying Zhang
Shiting Xie
Feifei Zhao
Xianfeng Peng
Zonghua Qin
Dongping Zeng
Zhenling Zeng
author_sort Yixing Lu
collection DOAJ
description Isopropoxy benzene guanidine (IBG) is a novel substituted benzene guanidine analogue with antibacterial activity against multidrug-resistant bacteria. However, the bioavailability of IBG is not optimal due to its finite aqueous solubility, thus hampering its potential therapeutic exploitation. In this study, we prepared IBG/hydroxypropyl-β-CD (IBG/HP-β-CD) complex, and characterized it by differential scanning calorimetry, Fourier transform infrared spectroscopy, powder X-ray diffraction, and scanning electron microscopy. Physicochemical characterization indicated that the crystal morphology of IBG transformed into an amorphous state, thus forming IBG/HP-β-CD inclusion complexes. Complexation with HP-β-CD significantly improve the aqueous solubility, pharmaceutical properties, absorption, and bioavailability of IBG.
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spelling doaj.art-1e7c918289a148abbf762031c21916052022-12-22T04:02:50ZengTaylor & Francis GroupDrug Delivery1071-75441521-04642022-12-012912824283010.1080/10717544.2022.2118400Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrinYixing Lu0Liuye Yang1Wanying Zhang2Shiting Xie3Feifei Zhao4Xianfeng Peng5Zonghua Qin6Dongping Zeng7Zhenling Zeng8Guangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaGuangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaGuangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaGuangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaGuangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaGuangzhou Insighter Biotechnology Co., Ltd, Guangzhou, ChinaGuangzhou Insighter Biotechnology Co., Ltd, Guangzhou, ChinaGuangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaGuangdong Provincial Key Laboratory of Veterinary Pharmaceutics Development and Safety Evaluation, National Risk Assessment Laboratory for Antimicrobial Resistance of Animal Original Bacteria, College of Veterinary Medicine, South China Agricultural University, Guangzhou, ChinaIsopropoxy benzene guanidine (IBG) is a novel substituted benzene guanidine analogue with antibacterial activity against multidrug-resistant bacteria. However, the bioavailability of IBG is not optimal due to its finite aqueous solubility, thus hampering its potential therapeutic exploitation. In this study, we prepared IBG/hydroxypropyl-β-CD (IBG/HP-β-CD) complex, and characterized it by differential scanning calorimetry, Fourier transform infrared spectroscopy, powder X-ray diffraction, and scanning electron microscopy. Physicochemical characterization indicated that the crystal morphology of IBG transformed into an amorphous state, thus forming IBG/HP-β-CD inclusion complexes. Complexation with HP-β-CD significantly improve the aqueous solubility, pharmaceutical properties, absorption, and bioavailability of IBG.https://www.tandfonline.com/doi/10.1080/10717544.2022.2118400Isopropoxy benzene guanidinehydroxypropyl-β-cyclodextrindissolutionbioavailabilitypharmacokinetics
spellingShingle Yixing Lu
Liuye Yang
Wanying Zhang
Shiting Xie
Feifei Zhao
Xianfeng Peng
Zonghua Qin
Dongping Zeng
Zhenling Zeng
Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin
Drug Delivery
Isopropoxy benzene guanidine
hydroxypropyl-β-cyclodextrin
dissolution
bioavailability
pharmacokinetics
title Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin
title_full Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin
title_fullStr Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin
title_full_unstemmed Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin
title_short Enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl-β-cyclodextrin
title_sort enhancement of the oral bioavailability of isopropoxy benzene guanidine though complexation with hydroxypropyl β cyclodextrin
topic Isopropoxy benzene guanidine
hydroxypropyl-β-cyclodextrin
dissolution
bioavailability
pharmacokinetics
url https://www.tandfonline.com/doi/10.1080/10717544.2022.2118400
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