Table 3.

Determination of PAR and PHE in its dosage form and application of standard addition technique using the proposed CZE method.

	PAR*	PHE*
Tylenol® sinus **	98.17 ± 0.79	100.19 ± 0.80
Recovery of standard added %**	101.03 ± 0.86	100.07 ± 0.92

^*Found % ± SD.

^**Average of three determinations.