A Simple and Improved HPLC-PDA Method for Simultaneous Estimation of Fexofenadine and Pseudoephedrine in Extended Release Tablets by Response Surface Methodology

Table 5

Model summary for transformed responses.

Model		adj	pred
PSU versus ACN, MeOH	98.59%	97.59%	93.49%	4.10%
FEX versus ACN, MeOH	98.17%	96.86%	82.33%	14.53%
versus ACN, MeOH	97.22%	95.23%	82.56%	12.67%