Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer

<b>Background/Objectives</b>: Orally disintegrating film (ODF) is prepared using water-soluble polymers as film-forming agents. To improve mechanical and disintegration properties, some polymers need to be blended with others. This study aimed to investigate the utility of hydroxypropyl...

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Main Authors: Yoshiko Takeuchi, Fumika Hayakawa, Hirofumi Takeuchi
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Pharmaceutics
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Online Access:https://www.mdpi.com/1999-4923/17/1/84
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author Yoshiko Takeuchi
Fumika Hayakawa
Hirofumi Takeuchi
author_facet Yoshiko Takeuchi
Fumika Hayakawa
Hirofumi Takeuchi
author_sort Yoshiko Takeuchi
collection DOAJ
description <b>Background/Objectives</b>: Orally disintegrating film (ODF) is prepared using water-soluble polymers as film-forming agents. To improve mechanical and disintegration properties, some polymers need to be blended with others. This study aimed to investigate the utility of hydroxypropyl cellulose (HPC) and hydroxypropyl methyl cellulose (HPMC) as blend film-forming components for ODFs. <b>Methods</b>: Placebo ODFs were prepared using polymer mixtures with blend ratios ranging from 20% to 80% HPC with HPMC. Mechanical properties, including tensile strength, elastic modulus, elongation at break, and folding endurance, as well as disintegration times, were evaluated. Additionally, blend films incorporating donepezil hydrochloride (DH) as a model active pharmaceutical ingredient (API) were prepared and assessed to determine their mechanical properties and disintegration behavior. <b>Results</b>: Blend films were successfully formed using HPMC/HPC solutions. The 40/60 and 20/80 HPMC/HPC blends exhibited the lowest mechanical strength and elongation, whereas blends containing more than 40% HPC demonstrated shorter disintegration times. Films with DH were successfully formed, though the addition of DH reduced tensile strength and elongation. The decline in mechanical properties was mitigated in HPMC/HPC blend films. Our results, including DSC and FTIR results, led us to conclude that the HPMC/HPC blend films were micro-immiscible, but they were macro-miscible when the amount of the minor component was sufficiently small. <b>Conclusions</b>: HPMC/HPC blends in appropriate ratios are effective as film-forming polymers for ODFs. The addition of DH impacts the mechanical properties, but the decline is less pronounced when using HPMC/HPC blends.
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spelling doaj-art-a73ee8886baa4e7ca306e2d48d4c2e7e2025-01-24T13:45:53ZengMDPI AGPharmaceutics1999-49232025-01-011718410.3390/pharmaceutics17010084Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend PolymerYoshiko Takeuchi0Fumika Hayakawa1Hirofumi Takeuchi2Laboratory of Advanced Pharmaceutical Process Engineering, Gifu Pharmaceutical University, 5-6-1 Mitahora-Higashi, Gifu 502-8585, JapanLaboratory of Advanced Pharmaceutical Process Engineering, Gifu Pharmaceutical University, 5-6-1 Mitahora-Higashi, Gifu 502-8585, JapanLaboratory of Advanced Pharmaceutical Process Engineering, Gifu Pharmaceutical University, 5-6-1 Mitahora-Higashi, Gifu 502-8585, Japan<b>Background/Objectives</b>: Orally disintegrating film (ODF) is prepared using water-soluble polymers as film-forming agents. To improve mechanical and disintegration properties, some polymers need to be blended with others. This study aimed to investigate the utility of hydroxypropyl cellulose (HPC) and hydroxypropyl methyl cellulose (HPMC) as blend film-forming components for ODFs. <b>Methods</b>: Placebo ODFs were prepared using polymer mixtures with blend ratios ranging from 20% to 80% HPC with HPMC. Mechanical properties, including tensile strength, elastic modulus, elongation at break, and folding endurance, as well as disintegration times, were evaluated. Additionally, blend films incorporating donepezil hydrochloride (DH) as a model active pharmaceutical ingredient (API) were prepared and assessed to determine their mechanical properties and disintegration behavior. <b>Results</b>: Blend films were successfully formed using HPMC/HPC solutions. The 40/60 and 20/80 HPMC/HPC blends exhibited the lowest mechanical strength and elongation, whereas blends containing more than 40% HPC demonstrated shorter disintegration times. Films with DH were successfully formed, though the addition of DH reduced tensile strength and elongation. The decline in mechanical properties was mitigated in HPMC/HPC blend films. Our results, including DSC and FTIR results, led us to conclude that the HPMC/HPC blend films were micro-immiscible, but they were macro-miscible when the amount of the minor component was sufficiently small. <b>Conclusions</b>: HPMC/HPC blends in appropriate ratios are effective as film-forming polymers for ODFs. The addition of DH impacts the mechanical properties, but the decline is less pronounced when using HPMC/HPC blends.https://www.mdpi.com/1999-4923/17/1/84orally disintegrating filmblend of polymershydroxypropyl cellulosehydroxypropyl methylcelluloseFTIRDSC
spellingShingle Yoshiko Takeuchi
Fumika Hayakawa
Hirofumi Takeuchi
Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer
Pharmaceutics
orally disintegrating film
blend of polymers
hydroxypropyl cellulose
hydroxypropyl methylcellulose
FTIR
DSC
title Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer
title_full Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer
title_fullStr Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer
title_full_unstemmed Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer
title_short Formulation Design of Orally Disintegrating Film Using Two Cellulose Derivatives as a Blend Polymer
title_sort formulation design of orally disintegrating film using two cellulose derivatives as a blend polymer
topic orally disintegrating film
blend of polymers
hydroxypropyl cellulose
hydroxypropyl methylcellulose
FTIR
DSC
url https://www.mdpi.com/1999-4923/17/1/84
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