Pharmacokinetics study of bio-adhesive tablet of Panax notoginseng saponins
2011

Improving the Bioavailability of Panax Notoginseng Saponins

Sample size: 6 publication Evidence: moderate

Author Information

Author(s): Feng Hanzhou, Chen Wei, Zhu Chunyan

Primary Institution: Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College

Hypothesis

The study aims to improve the bioavailability of Panax notoginseng saponins (PNS) through a bio-adhesive tablet formulation.

Conclusion

The bio-adhesive tablet significantly enhanced the bioavailability of PNS in beagle dogs, indicating its potential for better therapeutic effects.

Supporting Evidence

  • The bio-adhesive tablet formulation significantly increased the AUC for R1, Rg1, and Rb1.
  • Relative bioavailability after oral administration of bio-adhesive tablets was 204.53% for R1, 152.73% for Rg1, and 150.50% for Rb1.
  • The Tmax for R1, Rg1, and Rb1 was significantly increased after using the bio-adhesive tablet.

Takeaway

This study found a new way to make a medicine from a plant work better in the body by using a special type of tablet.

Methodology

The study used a liquid chromatography-tandem mass spectrometry (LC-MS/MS) method combined with solid-phase extraction to analyze PNS in the plasma of beagle dogs.

Potential Biases

Potential individual differences among the dogs could influence the pharmacokinetics results.

Limitations

The study was limited to a small sample size of six beagle dogs, which may not represent broader populations.

Participant Demographics

Six male beagle dogs, weighing 10-12 kg.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1755-7682-4-18

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