Determination of Atenolol and Trimetazidine in Pharmaceutical Tablets and Human Urine Using a High Performance Liquid Chromatography-Photo Diode Array Detection Method

Table 6

Application of the proposed method in standard solution on pharmaceutical tablets.

Pharmaceutical Preparations	Blokium® tablets			Metacardia® tablets
	Taken (μg/mL)	Found (μg/mL)	Recovery	Taken (μg/mL)	Found (μg/mL)	Recovery
	5.00	4.87	97.44	5.00	4.73	94.54
	10.00	9.60	95.97	10.00	9.74	97.40
	30.00	28.63	95.42	30.00	28.50	95.05
	50.00	47.50	95.01	50.00	49.15	98.30
	75.00	71.67	95.56	75.00	71.24	94.99
	100.00	95.27	95.27	100.00	95.36	95.36
Mean			95.78			95.94
SD			0.88			1.53
SE			0.36			0.63
RSD			0.91			1.60
Variance			0.77			2.34

Average of three determinations.