Development and validation of HPLC method for the estimation of Escitalopram oxalate in tablets.


Volume :

2

Issue :

1

Abstract :

A simple, specific, robust, accurate and precise isocratic HPLC method has been developed and subsequently validated for simultaneous determination of escitalopram (ESP) in pharmaceutical dosage forms. Kromosil (250x4.6)mm 5µ with flow rate of 1ml/ min by using JASCO PU-1580 and UV/VIS JASCO UV-1570 at 238 nm. The separation was carried out using a mobile phase consisting of acetonitrile, methanol and 5mM ammonium acetate buffer (pH 3.0) in the ratio 30:20:50 respectively. The retention time for escitaloparm was found to be 5.36 minutes respectively. The correlation coefficient was found to be 0.9997 (ESP). The mean percentage recovery was found to be 101.86 respectively. The % estimation of the drugs was found near to 100 % representing the accuracy in the method. The proposed method was also validated and applied for the analysis of drugs in tablet formulation.
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