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Dissolution rate studies on Acetaminophen tablets.

A Ahmed1, S A Ali, F Hassan

  • 1Department of Pharmaceutics, Faculty of Pharmacy, University of Karachi.

Pakistan Journal of Pharmaceutical Sciences
|January 18, 2006
PubMed
Summary
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Tablet hardness and disintegrants significantly impact Acetaminophen dissolution rates. However, Veegum-containing tablets showed no effect of hardness on drug release, indicating its unique properties.

Area of Science:

  • Pharmaceutical Technology
  • Drug Delivery Systems
  • Formulation Science

Background:

  • Acetaminophen is a widely used analgesic.
  • Tablet dissolution rate is critical for drug bioavailability.
  • Tablet hardness can affect drug release profiles.

Purpose of the Study:

  • To investigate the influence of various disintegrants on Acetaminophen tablet dissolution.
  • To evaluate the effect of tablet hardness on dissolution rates.
  • To identify if specific disintegrants alter the impact of hardness on dissolution.

Main Methods:

  • Formulation of Acetaminophen tablets with different disintegrants.
  • Testing dissolution rates at varying tablet hardness levels.
  • Comparative analysis of dissolution profiles based on formulation and hardness.

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Main Results:

  • Dissolution rate was significantly affected by both disintegrants and tablet hardness for most formulations.
  • Tablets formulated with Veegum as the disintegrant exhibited no significant change in dissolution rate with varying hardness.
  • This suggests Veegum's unique interaction within the tablet matrix.

Conclusions:

  • Disintegrant choice and tablet hardness are crucial parameters in Acetaminophen tablet development.
  • Veegum demonstrates a distinct characteristic, mitigating the effect of hardness on dissolution.
  • Further research into Veegum's mechanism could optimize tablet formulations.