Telithromycin, but not montelukast, increases the plasma concentrations and effects of the cytochrome P450 3A4 and 2C8 substrate repaglinide.

Author: BackmanJanne T, KajosaariLauri I, NeuvonenPertti J, NiemiMikko

Paper Details 
Original Abstract of the Article :
The antidiabetic repaglinide is metabolized by cytochrome P450 (CYP) 2C8 and CYP3A4. Telithromycin, an antimicrobial agent, inhibits CYP3A4 in vitro and in vivo. Montelukast, an antiasthmatic drug, is a potent inhibitor of CYP2C8 in vitro. We studied the effects of telithromycin, montelukast, and th...See full text at original site
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引用元:
https://doi.org/10.1016/j.clpt.2005.11.002

データ提供:米国国立医学図書館(NLM)

Telithromycin and Repaglinide: A Journey Through the Desert of Drug Interactions

The desert of drug interactions is a complex and often unpredictable landscape, where the effects of one medication can be amplified or diminished by the presence of another. This research explores the interaction between telithromycin, an antimicrobial agent, and repaglinide, an antidiabetic medication, revealing the crucial role of cytochrome P450 (CYP) enzymes in drug metabolism. It's like studying the different types of plants and animals in the desert, understanding how their interactions influence the overall ecosystem.

Navigating the Desert of Metabolism

The study found that telithromycin significantly increased the plasma concentrations and effects of repaglinide by inhibiting CYP3A4, a key enzyme involved in repaglinide's metabolism. It's like observing how a drought can impact the growth of certain plants, while others thrive in the arid conditions. Understanding these interactions is crucial for preventing unintended consequences and ensuring optimal drug efficacy.

Finding the Right Path

This research highlights the importance of considering potential drug interactions when prescribing medications, especially for patients taking multiple drugs. It's like navigating a desert with a careful eye for the terrain, ensuring the safe passage of our caravan by understanding the potential challenges ahead. By recognizing these interactions, healthcare providers can make informed decisions and tailor treatment plans to ensure the best possible outcomes for their patients.

Dr.Camel's Conclusion

This study provides valuable insights into the complex interactions between telithromycin and repaglinide, emphasizing the importance of considering drug interactions when prescribing medications. It's a reminder that the desert of drug metabolism is filled with hidden complexities and that understanding these interactions is crucial for navigating this terrain safely and effectively, ensuring a smooth and successful journey for all involved.
Date :
  1. Date Completed 2006-04-04
  2. Date Revised 2021-12-03
Further Info :

Pubmed ID

16513447

DOI: Digital Object Identifier

10.1016/j.clpt.2005.11.002

Related Literature

SNS
PICO Info
in preparation
Languages

English

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