Recent advances in nanoparticle formulation of oleanolic acid
2011

Advances in Oleanolic Acid Nanoparticle Formulation

publication Evidence: moderate

Author Information

Author(s): Chen Meiwan, Zhong Zhangfeng, Tan Wen, Wang Shengpeng, Wang Yitao

Primary Institution: State Key Laboratory of Quality Research in Chinese Medicine, Institute of Chinese Medical Sciences, University of Macau, Macao SAR, China

Hypothesis

Nanoparticulate drug delivery systems can enhance the bioavailability and clinical applications of oleanolic acid.

Conclusion

Nanoparticulate drug delivery systems improve the dissolution rate and bioavailability of oleanolic acid, making it more feasible for clinical use.

Supporting Evidence

  • Oleanolic acid has anti-inflammatory, antitumor, antiviral, hepatoprotective, and antihyperlipidemic effects.
  • Nanoparticulate drug delivery systems can enhance the solubility and stability of oleanolic acid.
  • Solid lipid nanoparticles showed high encapsulation efficiency and improved drug release profiles.
  • Nanosuspensions of oleanolic acid demonstrated better solubility and faster dissolution rates compared to crude drug powder.
  • Liposomes prepared with oleanolic acid showed improved pharmacokinetics in rats.

Takeaway

Scientists are finding new ways to deliver a natural medicine called oleanolic acid using tiny particles, which helps it work better in the body.

Methodology

The article reviews various nanoparticulate drug delivery systems and their effects on the formulation of oleanolic acid.

Digital Object Identifier (DOI)

10.1186/1749-8546-6-20

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication