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Formulation design of a novel fast-disintegrating tablet
Takao Mizumoto1, Yoshinori Masuda, Takeshi Yamamoto
1Pharmaceutical Research and Development Labs., Astellas Pharma Inc., 180 Ozumi, Yaizu, Shizuoka 425-0072, Japan. takao.mizumoto@jp.astellas.com
International Journal of Pharmaceutics
|November 1, 2005
Summary
A new fast-disintegrating tablet offers a user-friendly dosage form for the elderly. Particle modification and a conditioning process enhance tablet hardness while maintaining rapid disintegration for drug delivery.
Area of Science:
- Pharmaceutical Sciences
- Materials Science
Background:
- Aging populations necessitate user-friendly dosage forms for elderly patients.
- Traditional tablets can pose challenges for geriatric patients regarding swallowing and administration.
- Fast-disintegrating tablets offer an alternative, but often lack sufficient hardness.
Purpose of the Study:
- To develop a novel fast-disintegrating tablet formulation suitable for the elderly.
- To achieve sufficient tablet hardness without compromising rapid disintegration properties.
- To create a formulation manufacturable using standard pharmaceutical equipment.
Main Methods:
- Particle modification of low-compressibility saccharides by coating and granulating with high-compressibility saccharides.
- Utilizing high-compressibility saccharides in an amorphous state as binder solutions.
- Implementing a post-compression conditioning process to induce crystallization and enhance tablet hardness.
Main Results:
- Successfully created a fast-disintegrating tablet with improved compressibility and sufficient hardness.
- The conditioning process induced a crystal change, strengthening inter-particle adhesion.
- Achieved desired tablet hardness while preserving fast disintegration times.
Conclusions:
- The developed fast-disintegrating tablet is a viable and user-friendly dosage form for the elderly.
- Particle modification and a specific conditioning process are key to enhancing tablet properties.
- This formulation can accommodate a wide range of drugs for geriatric administration.