Improving the Bioavailability of Panax Notoginseng Saponins
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)
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