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ZENODO
Doctoral thesis . 2024
License: CC BY
Data sources: ZENODO
ZENODO
Thesis . 2024
License: CC BY
Data sources: Datacite
ZENODO
Thesis . 2024
License: CC BY
Data sources: Datacite
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A NEW SIMPLE AND SENSITIVE RP-HPLC METHOD FOR THE SIMULTANEOUS ESTIMATION OF NORTRIPTYLINE AND PREGABALIN IN BULK AND TABLET DOSAGE FORM

Authors: Y.Gayathri*, K.Usha, Dr.L.Harikiran;

A NEW SIMPLE AND SENSITIVE RP-HPLC METHOD FOR THE SIMULTANEOUS ESTIMATION OF NORTRIPTYLINE AND PREGABALIN IN BULK AND TABLET DOSAGE FORM

Abstract

A rapid, precise, accurate, specific and simple RP-HPLC method was developed for the simultaneous estimation of Nortriptyline and Pregabalin in bulk and its combined pharmaceutical dosage form. A High performance liquidchromatograph WATERS, software: Empower 2, 2695 separation module, 996 PDA detector, using Phenomenex Luna C18 (4.6mm×250mm) 5 µm or equivalent column, with mobile phase composition of Methanol: Phosphate Buffer pH-3.0 (70:30v/v) was used. The flow rate of 1.0 ml min-1 and effluent was detected at 230 nm. The retention time of Nortriptyline and Pregabalin was found to be 1.870min and 2.499minutes respectively.Linearity was observed over concentration range of 10-50µg ml-1 for Nortriptyline and 16-80µg ml-1 for Pregabalin respectively. The accuracy of the proposed method was determined by recovery studies and the Nortriptyline was found to be 99.1% and Pregabalin was found to be 98.8% respectively. The proposed method isapplicable to routine analysis of Nortriptyline and Pregabalin in bulk and pharmaceutical formulations. The proposed method was validated for various ICHparameters like linearity, limit of detection, limits of quantification, accuracy, precision, range and specificity. Key Words: Nortriptyline, Pregabalin, RP-HPLC, Robustness and ICH Guidelines.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
Green