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Related Experiment Videos

[Study on index for formulation optimization of sustained or controlled released dosage forms].

Yan-long Hong1, Yi Feng, De-sheng Xu

  • 1Shuguang Hospital, Shanghai University of Traditional Chinese Medicine, China.

Zhongguo Zhong Yao Za Zhi = Zhongguo Zhongyao Zazhi = China Journal of Chinese Materia Medica
|March 22, 2006
PubMed
Summary

In vitro release is a key quality control index for solid dosage forms. This review examines its use in optimizing sustained and controlled-release formulations in China since 1999.

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Area of Science:

  • Pharmaceutical Sciences
  • Drug Delivery Systems
  • Quality Control

Background:

  • In vitro release is a critical quality control index for solid dosage forms.
  • It is essential for evaluating bioequivalence and optimizing drug formulations.
  • This index is particularly important for sustained or controlled-release dosage forms.

Purpose of the Study:

  • To review the application of in vitro release as an index for formulation optimization.
  • To analyze its role in the quality control of sustained and controlled-release dosage forms in China.
  • To examine the use of similarity factor and deviation in this context since 1999.

Main Methods:

  • Literature review of studies on in vitro release in China since 1999.
  • Analysis of the application of in vitro release as a quality control index.

Related Experiment Videos

  • Evaluation of the use of similarity factor and deviation in formulation optimization.

    • Main Results:

    • In vitro release is widely applied in the formulation optimization of sustained and controlled-release dosage forms.
    • Similarity factor and deviation are important parameters used in these studies.
    • The review highlights trends and applications in China over the specified period.

    Conclusions:

    • In vitro release testing is a vital tool for developing and controlling sustained and controlled-release dosage forms.
    • The application of similarity factor and deviation aids in formulation optimization and quality assessment.
    • Continued research and application of these methods are crucial for pharmaceutical development.