Novel analytical method based on chemometric models applied to UV–Vis spectrophotometric data for simultaneous determination of Etoricoxib and Paracetamol in presence of Paracetamol impurities

Table 4 Quantitative determination of ETO and PCM in the dosage form by the proposed chemometric models

	Drug	PLS	ANN	MCR-ALS
Intacoxia-P tablet	Found % ± SD^a
	ETO	99.39 ± 1.070	98.14 ± 0.837	100.33 ± 1.039
	PCM	100.55 ± 0.817	100.84 ± 0.370	100.10 ± 1.016

^aAverage of three determinations of 3.6 µg mL⁻¹ for ETO, and 10 µg mL⁻¹ for PCM

ISSN: 2661-801X