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72053

INTERACTION OF TEMAZEPAM WITH HYDROPHILIC MACROMOLECULES VI- PREPARATION, DISSOLUTION CHARACTERISTICS AND AGEING OF TEMAZEPAM SOLID DISPERSIONS

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Last updated: 25 Dec 2024

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Abstract

Temazepam solid dispersions were prepared using the solvent and the fusion methods with certain hydrophilic carriers including polyethylene glycol 6000 (PEG 6000),Murj 52, polyvinyl pyrrolidone 10000 (PVP 10000), and polyvinyl pyrrolidone 40000 (PVP 40000). It was found that the solvent method is preferable than the fusion method.           Thin layer chromatographic investigations revealed that three was no chemical degradation of the drug or the carriers through processing.           Infrared analysis revealed that there was no evidence for complexation between temazepam and the investigated carriers nor decomposition of the drug.           Differential scanning calorimetery (DSC) investigations illustrated that the drug present in the coprecipitates in the amorphous form in the fresh samples as well as the aged-ones. HPLC in the aged samples proved no drug degradation.

DOI

10.21608/bfsa.1989.72053

Authors

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Abdel Rahman

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Affiliation

Department of Industrial Pharmacy, Faculty of Pharmacy, Assiut University, Assiut, Egypt

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First Name

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Aboutaleb

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E.

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Department of Industrial Pharmacy, Faculty of Pharmacy, Assiut University, Assiut, Egypt

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First Name

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Mulley

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School of Pharmacy, Bradford University, England

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Ahmed

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M.

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Department of Industrial Pharmacy, Faculty of Pharmacy, Assiut University, Assiut, Egypt

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Volume

12

Article Issue

2

Related Issue

10952

Issue Date

1989-12-01

Receive Date

1989-02-06

Publish Date

1989-12-31

Page Start

175

Page End

194

Print ISSN

1110-0052

Online ISSN

3009-7703

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https://bpsa.journals.ekb.eg/article_72053.html

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https://bpsa.journals.ekb.eg/service?article_code=72053

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Original Article

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1,096

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Journal

Publication Title

Bulletin of Pharmaceutical Sciences Assiut University

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https://bpsa.journals.ekb.eg/

MainTitle

INTERACTION OF TEMAZEPAM WITH HYDROPHILIC MACROMOLECULES VI- PREPARATION, DISSOLUTION CHARACTERISTICS AND AGEING OF TEMAZEPAM SOLID DISPERSIONS

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Article

Created At

22 Jan 2023