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Published on: April 22, 2022
[Comparision study pharmacokinetics of different source cinnamon acid].
Wen-Lan Li1, Xiao-Dong Whang, Yu-Bin Ji
1Center of Research on Life Sciences and Environmental Sciences, Harbin University of Commerce Harbin 150076, China. lwldzd@163.com
Summary
This study quantifies cinnamon acid's presence in rabbit blood serum after administration of cinnamon acid, cinnamon, and Jingui Shenqi pills using RP-HPLC. Pharmacokinetic analysis revealed a two-compartment model for cinnamon acid.
Area of Science:
- Pharmacology and Pharmacokinetics
- Analytical Chemistry
Background:
- Cinnamon and its derivatives are used in traditional medicine.
- Understanding the pharmacokinetic profile of active compounds is crucial for efficacy.
Purpose of the Study:
- To determine the serum concentration of cinnamon acid in rabbits.
- To analyze the pharmacokinetic activities of cinnamon acid, cinnamon, and Jingui Shenqi pills.
Main Methods:
- Rabbits were administered cinnamon acid, cinnamon, or Jingui Shenqi pills.
- Serum samples were analyzed using reversed-phase high-performance liquid chromatography (RP-HPLC).
- Pharmacokinetic parameters were calculated using the 3p87 software.
Main Results:
- A linear range for cinnamon acid detection was established from 0.06-15 µg/mL with high linearity (r = 0.9997).
- The lowest detectable concentration of cinnamon acid was 0.054 µg/mL.
- The pharmacokinetic process of cinnamon acid in rabbits followed a two-compartment model.
Conclusions:
- RP-HPLC provides a sensitive and specific method for detecting cinnamon acid in rabbit serum.
- The determined pharmacokinetic parameters elucidate the absorption, distribution, metabolism, and excretion patterns of cinnamon acid in rabbits.
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