Parameters                                                      DDRD                                   HDDR   MEH DF MET MEH DF MET Calibration range   2-24 μgml-1 4-25 μgml-1 1-24 μgml-1 2-25 μgml-1 2-25 μgml-1 1-24 μgml-1 Slope   0.1155 0.5161 395.23 0.0281 0.0624 162.22 Intercept   -.0212 0.1515 -2.0476 -0.0043 0.0039 -2.1817   Correlation coefficient 0.9999 0.9997 0.9999 0.9999 0.9999 0.9999   Accuracy 99.96 99.45 99.98 100.02 100.17 100.00 Precision Repeatability   0.689 1.231 1.058 0.897 1.210 1.223   Intermediate precision 0.987 1.241 1.230 0.909 1.290 1.112

Table 2: Analytical parameters of the proposed methods for determination of Mebeverine HCl, Diloxanide Furoate and Metronidazole.