Combining solubilization and controlled release strategies to prepare pH-sensitive solid dispersion loaded with albendazole: in vitro and in vivo studies
2024

New Albendazole Formulation Improves Solubility and Drug Delivery

Sample size: 16 publication 10 minutes Evidence: high

Author Information

Author(s): Su Dehai, Bai Mingyang, Wei Chaoqun, Long Xiangyang, Liu Xuezhen, Shen Xiangguang, Ding Huanzhong

Primary Institution: Guangdong Key Laboratory for Veterinary Drug Development and Safety Evaluation, College of Veterinary Medicine, South China Agricultural University (SCAU), Guangzhou, China

Hypothesis

Can a pH-sensitive solid dispersion of albendazole enhance its solubility and controlled release in the gastrointestinal tract?

Conclusion

The new formulation significantly increases albendazole's solubility and improves its targeted delivery to the cecum and colon without increasing peak plasma concentrations.

Supporting Evidence

  • ABZ-pHs-SD increased the solubility of albendazole in water by 3.15 times.
  • The formulation effectively prevented drug release in acidic environments.
  • Compared to commercial formulations, ABZ-pHs-SD showed significantly lower Cmax and higher Tmax in vivo.
  • Drug concentrations in the cecum and colon were significantly higher for ABZ-pHs-SD compared to commercial formulations.

Takeaway

Researchers created a new way to deliver a medicine called albendazole that helps it dissolve better and reach the right part of the body without causing too much medicine in the blood.

Methodology

The study involved preparing a solid dispersion of albendazole using specific excipients and testing its solubility, release profile, and pharmacokinetics in rats.

Limitations

The study primarily focused on in vitro and in vivo results in rats, which may not fully translate to other species or clinical settings.

Participant Demographics

Male SD rats, 280±20g

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.3389/fvets.2024.1522856

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