LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study

A simple, sensitive, and accurate LC-MS/MS method was established and validated for the simultaneous quantification of dexmedetomidine, dezocine, and midazolam in rat plasma. Chromatographic separation was achieved on a C18 column (50 mm × 2.1 mm, 3 µm) using a mobile phase composed of water (contai...

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Main Authors: Wenjuan Cui, Qin Liu, Shan Xiong, Lujun Qiao
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Journal of Analytical Methods in Chemistry
Online Access:http://dx.doi.org/10.1155/2018/3184759
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author Wenjuan Cui
Qin Liu
Shan Xiong
Lujun Qiao
author_facet Wenjuan Cui
Qin Liu
Shan Xiong
Lujun Qiao
author_sort Wenjuan Cui
collection DOAJ
description A simple, sensitive, and accurate LC-MS/MS method was established and validated for the simultaneous quantification of dexmedetomidine, dezocine, and midazolam in rat plasma. Chromatographic separation was achieved on a C18 column (50 mm × 2.1 mm, 3 µm) using a mobile phase composed of water (containing 0.1% formic acid) and acetonitrile. The lower limits of quantification were 0.1, 0.1, and 0.2 ng/mL for dexmedetomidine, dezocine, and midazolam in rat plasma, respectively. The analytes were determined with selected reaction monitoring under positive ionization mode. The intra- and interday precision and accuracy were all within acceptable limits during the entire validation, and the stability of analytes was acceptable under various storage conditions. The validated method was successfully applied in pharmacokinetic studies of dexmedetomidine, dezocine, and midazolam following intravenous injection.
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publishDate 2018-01-01
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series Journal of Analytical Methods in Chemistry
spelling doaj-art-f94e3b4a61e84d329b87348ba1317f072025-02-03T07:23:55ZengWileyJournal of Analytical Methods in Chemistry2090-88652090-88732018-01-01201810.1155/2018/31847593184759LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic StudyWenjuan Cui0Qin Liu1Shan Xiong2Lujun Qiao3Intensive Care Unit, Shengli Oilfield Central Hospital, Dongying, Shandong 257034, ChinaIntensive Care Unit, Shengli Oilfield Central Hospital, Dongying, Shandong 257034, ChinaInstitute of Materia Medica, Shandong Academy of Medical Sciences, Jinan, Shandong 250062, ChinaIntensive Care Unit, Shengli Oilfield Central Hospital, Dongying, Shandong 257034, ChinaA simple, sensitive, and accurate LC-MS/MS method was established and validated for the simultaneous quantification of dexmedetomidine, dezocine, and midazolam in rat plasma. Chromatographic separation was achieved on a C18 column (50 mm × 2.1 mm, 3 µm) using a mobile phase composed of water (containing 0.1% formic acid) and acetonitrile. The lower limits of quantification were 0.1, 0.1, and 0.2 ng/mL for dexmedetomidine, dezocine, and midazolam in rat plasma, respectively. The analytes were determined with selected reaction monitoring under positive ionization mode. The intra- and interday precision and accuracy were all within acceptable limits during the entire validation, and the stability of analytes was acceptable under various storage conditions. The validated method was successfully applied in pharmacokinetic studies of dexmedetomidine, dezocine, and midazolam following intravenous injection.http://dx.doi.org/10.1155/2018/3184759
spellingShingle Wenjuan Cui
Qin Liu
Shan Xiong
Lujun Qiao
LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study
Journal of Analytical Methods in Chemistry
title LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study
title_full LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study
title_fullStr LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study
title_full_unstemmed LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study
title_short LC-MS/MS Method for Simultaneous Quantification of Dexmedetomidine, Dezocine, and Midazolam in Rat Plasma and Its Application to Their Pharmacokinetic Study
title_sort lc ms ms method for simultaneous quantification of dexmedetomidine dezocine and midazolam in rat plasma and its application to their pharmacokinetic study
url http://dx.doi.org/10.1155/2018/3184759
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