Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study

A highly sensitive, rapid and rugged liquid chromatography-tandem mass spectrometry (LC-ESI-MS/MS) method was developed for reliable estimation of amantadine (AMD), an antiviral drug in human plasma. The analyte and internal standard (IS), amantadine-d6 (AMD-d6), were extracted from 200 µL plasma by...

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Main Authors: Abhaysingh Bhadoriya, Shivprakash Rathnam, Bhavesh Dasandi, Dharmesh Parmar, Mallika Sanyal, Pranav S. Shrivastav
Format: Article
Language:English
Published: Elsevier 2018-06-01
Series:Journal of Pharmaceutical Analysis
Online Access:http://www.sciencedirect.com/science/article/pii/S2095177917301156
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author Abhaysingh Bhadoriya
Shivprakash Rathnam
Bhavesh Dasandi
Dharmesh Parmar
Mallika Sanyal
Pranav S. Shrivastav
author_facet Abhaysingh Bhadoriya
Shivprakash Rathnam
Bhavesh Dasandi
Dharmesh Parmar
Mallika Sanyal
Pranav S. Shrivastav
author_sort Abhaysingh Bhadoriya
collection DOAJ
description A highly sensitive, rapid and rugged liquid chromatography-tandem mass spectrometry (LC-ESI-MS/MS) method was developed for reliable estimation of amantadine (AMD), an antiviral drug in human plasma. The analyte and internal standard (IS), amantadine-d6 (AMD-d6), were extracted from 200 µL plasma by solid phase extraction on Phenomenex Strata-X-C 33 µ cartridges. Chromatography was performed on Synergi™ Hydro-RP C18 (150 mm × 4.6 mm, 4 µm) analytical column using a mixture of acetonitrile and 10 mM ammonium formate, pH 3.0 (80:20, v/v) as the mobile phase. Detection and quantitation was done by multiple reaction monitoring in the positive ionization mode for AMD (m/z 152.1 → 135.1) and IS (m/z 158.0 → 141.1) on a triple quadrupole mass spectrometer. The assay was linear in the concentration range of 0.50–500 ng/mL with correlation coefficient (r2) ≥ 0.9969. The limit of detection of the method was 0.18 ng/mL. The intra-batch and inter-batch precisions were ≤ 5.42% and the accuracy varied from 98.47% to 105.72%. The extraction recovery of amantadine was precise and quantitative in the range of 97.89%–100.28%. IS-normalized matrix factors for amantadine varied from 0.981 to 1.012. The stability of AMD in whole blood and plasma was evaluated under different conditions. The developed method was successfully applied for a bioequivalence study with 100 mg of AMD in 32 healthy volunteers. The reproducibility of the assay was determined by reanalysis of 134 subject samples. Keywords: Amantadine, Amantadine-d6, LC–ESI-MS/MS, Sensitive, Bioequivalence study, Human plasma
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spelling doaj.art-02a59fbf2ebc42d3b7804080c763d23e2022-12-21T23:35:16ZengElsevierJournal of Pharmaceutical Analysis2095-17792018-06-0183202207Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence studyAbhaysingh Bhadoriya0Shivprakash Rathnam1Bhavesh Dasandi2Dharmesh Parmar3Mallika Sanyal4Pranav S. Shrivastav5Bioanalytical Department, Synchron Research Services Pvt. Ltd, 5th Floor, The Chambers, Sarkhej-Gandhinagar Highway, Bodakdev, Ahmedabad 380054, IndiaBioanalytical Department, Synchron Research Services Pvt. Ltd, 5th Floor, The Chambers, Sarkhej-Gandhinagar Highway, Bodakdev, Ahmedabad 380054, IndiaBioanalytical Department, Synchron Research Services Pvt. Ltd, 5th Floor, The Chambers, Sarkhej-Gandhinagar Highway, Bodakdev, Ahmedabad 380054, IndiaBioanalytical Department, Synchron Research Services Pvt. Ltd, 5th Floor, The Chambers, Sarkhej-Gandhinagar Highway, Bodakdev, Ahmedabad 380054, IndiaDepartment of Chemistry, St. Xavier's College, Navrangpura, Ahmedabad 380009, IndiaDepartment of Chemistry, School of Sciences, Gujarat University, Ahmedabad 380009, India; Correspondence author.A highly sensitive, rapid and rugged liquid chromatography-tandem mass spectrometry (LC-ESI-MS/MS) method was developed for reliable estimation of amantadine (AMD), an antiviral drug in human plasma. The analyte and internal standard (IS), amantadine-d6 (AMD-d6), were extracted from 200 µL plasma by solid phase extraction on Phenomenex Strata-X-C 33 µ cartridges. Chromatography was performed on Synergi™ Hydro-RP C18 (150 mm × 4.6 mm, 4 µm) analytical column using a mixture of acetonitrile and 10 mM ammonium formate, pH 3.0 (80:20, v/v) as the mobile phase. Detection and quantitation was done by multiple reaction monitoring in the positive ionization mode for AMD (m/z 152.1 → 135.1) and IS (m/z 158.0 → 141.1) on a triple quadrupole mass spectrometer. The assay was linear in the concentration range of 0.50–500 ng/mL with correlation coefficient (r2) ≥ 0.9969. The limit of detection of the method was 0.18 ng/mL. The intra-batch and inter-batch precisions were ≤ 5.42% and the accuracy varied from 98.47% to 105.72%. The extraction recovery of amantadine was precise and quantitative in the range of 97.89%–100.28%. IS-normalized matrix factors for amantadine varied from 0.981 to 1.012. The stability of AMD in whole blood and plasma was evaluated under different conditions. The developed method was successfully applied for a bioequivalence study with 100 mg of AMD in 32 healthy volunteers. The reproducibility of the assay was determined by reanalysis of 134 subject samples. Keywords: Amantadine, Amantadine-d6, LC–ESI-MS/MS, Sensitive, Bioequivalence study, Human plasmahttp://www.sciencedirect.com/science/article/pii/S2095177917301156
spellingShingle Abhaysingh Bhadoriya
Shivprakash Rathnam
Bhavesh Dasandi
Dharmesh Parmar
Mallika Sanyal
Pranav S. Shrivastav
Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study
Journal of Pharmaceutical Analysis
title Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study
title_full Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study
title_fullStr Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study
title_full_unstemmed Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study
title_short Sensitive and rapid determination of amantadine without derivatization in human plasma by LC–MS/MS for a bioequivalence study
title_sort sensitive and rapid determination of amantadine without derivatization in human plasma by lc ms ms for a bioequivalence study
url http://www.sciencedirect.com/science/article/pii/S2095177917301156
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