Rapid Determination of Ranitidine in Human Plasma by Liquid Chromatography-Tandem Mass Spectrometry and Its Application to a Clinical Pharmacokinetic Study
查看参考文献25篇
文摘
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A rapid and sensitive assay based on high performance liquid chromatography-tandem mass spectrometry (LC-MS/MS)was developed for the determination of ranitidine(RAN)in human plasma with codeine as internal standard(IS).After protein precipitation with acetonitrile,the analyte and IS were separated on a Zorbax SB-Aq C18 column(150 mm×4.6 mm i.d.,5μm)eluted with a mobile phase consisting of methanol/acetonitrile/10 mmol/L ammonium acetate containing 1%formic acid(pH=2.4)(volume ratio 12.5:12.5:75)at a flow rate of 1.0 mL/min.Detection was performed by electrospray ionization in the positive ion mode followed by the multiple reaction monitoring(MRM)of the transitions of RAN at m/z 315.1→176.3 and of IS at m/z 300.1→165.1.The method was linear over a concentration range of 1―1000 ng/mL(r=0.9991)with a lower limit of quantitation(LLOQ)of 1 ng/mL and a limit of detection(LOD)of 0.3 ng/mL.Accuracy as relative error was from-0.01%to-1.7%and intra-day and inter-day precisions as relative standard deviation were≤8.9%and≤5.5%,respectively.The method was successfully applied to a pharmacokinetic study of ranitidine,getting a single oral dose(160 mg)to healthy volunteers |
来源
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Chemical Research in Chinese Universities
,2010,26(6):910-914 【核心库】
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关键词
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Ranitidine
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Pharmacokinetics
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Human plasma
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Protein precipitation
;
LC-MS/MS
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地址
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1.
Research Center for Drug Metabolism,College of Life Science,Jilin University, Changchun, 130021
2.
School of Pharmacy,University of Otago, New Zealand, Dunedin
3.
Second Clinical Hospital Affiliated to the Chinese Medical University, Shenyang, 110004
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语种
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英文 |
文献类型
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研究性论文 |
ISSN
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1005-9040 |
学科
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化学 |
基金
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国家863计划
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国家自然科学基金
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文献收藏号
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CSCD:4093582
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