Analysis of potential genotoxic impurities in rabeprazole active pharmaceutical ingredient via Liquid Chromatography-tandem Mass Spectrometry, following quality-by-design principles for method development

2018 ◽  
Vol 149 ◽  
pp. 410-418 ◽  
Author(s):  
Katerina Iliou ◽  
Anđelija Malenović ◽  
Yannis L. Loukas ◽  
Yannis Dotsikas
2020 ◽  
Vol 12 (25) ◽  
pp. 3290-3295
Author(s):  
Mia Antolčić ◽  
Mislav Runje ◽  
Nives Galić

A liquid chromatography-tandem mass spectrometry (LC-MS/MS) method was used for quantification of four potential genotoxic impurities (PGIs) in the ceritinib active pharmaceutical ingredient.


2020 ◽  
Vol 58 (6) ◽  
pp. 1002-1009 ◽  
Author(s):  
Caroline Le Goff ◽  
Jordi Farre-Segura ◽  
Violeta Stojkovic ◽  
Patrice Dufour ◽  
Stéphanie Peeters ◽  
...  

AbstractHistorically, the determination of low concentration analytes was initially made possible by the development of rapid and easy-to-perform immunoassays (IAs). Unfortunately, typical problems inherent to IA technologies rapidly appeared (e.g. elevated cost, cross-reactivity, lot-to-lot variability, etc.). In turn, liquid chromatography tandem mass spectrometry (LC-MS/MS) methods are sensitive and specific enough for such analyses. Therefore, they would seem to be the most promising candidates to replace IAs. There are two main choices when implementing a new LC-MS/MS method in a clinical laboratory: (1) Developing an in-house method or (2) purchasing ready-to-use kits. In this paper, we discuss some of the respective advantages, disadvantages and mandatory requirements of each choice. Additionally, we also share our experiences when developing an in-house method for cortisol determination and the implementation of an “ready-to-use” (RTU) kit for steroids analysis.


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