Research Article

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

Figure 3

HPLC-PDA chromatogram of (A) atenolol 25 μg/mL and (B) trimetazidine 25 μg/mL in urine sample.