The objective of the present study was to develop asimple, precise and accurate reversed-phase HPLC method and subsequent validation of the
same as per the ICH guidelines. The present study deals with the estimation by RP HPLC of two different drug components pseudoephedrine
hydrochloride (PSE) and cetirizine hydrochloride (CET) present in a tablet formulation.
The chromatographic separation of PSE and CET was done using phosphate buffer al