UPLC-MS/MS method for fluconazole determination in plasma and its application in Mexican patients with candidaemia.
Bioanalysis
; : 1-9, 2024 Sep 05.
Article
en En
| MEDLINE
| ID: mdl-39234918
ABSTRACT
Aim:
An accurate and fast ultra-high performance liquid chromatography coupled with tandem mass spectrometry analytical method was developed and validated for quantifying fluconazole levels in human plasma according to the US FDA guidelines.Materials &methods:
A simple protein precipitation by acetonitrile was employed for the sample preparation. The chromatographic separation was carried out using isocratic elution of water (0.1% formic acid) and acetonitrile on an Acquity ultra-high performance liquid chromatography HSS T3 column. Samples from ten adult patients diagnosed with candidemia who received fluconazole treatment were analyzed.Results &conclusion:
The method demonstrated excellent linearity and stability within the 1-50 µg/ml range (r2 >0.999). The intraday and interday precision were determined with coefficient of variation values ranging from 1.4 to 4.38% and 2.8 to 6.6%, respectively. This rapid and selective method has successfully analyzed 27 plasma samples. The straightforward sample preparation in a single step and the reduced analysis time make this method suitable for adult patients with candidemia, leading to improved clinical outcomes.
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Texto completo:
1
Base de datos:
MEDLINE
País/Región como asunto:
Mexico
Idioma:
En
Revista:
Bioanal. (Online)
/
Bioanalysis
/
Bioanalysis (Online)
Año:
2024
Tipo del documento:
Article