Spectrophotometric Method for Determination of Five 1,4-Dihydropyridine Drugs Using <i>N</i>-Bromosuccinimide and Indigo Carmine Dye

<table>Chemical structure of the investigated 1,4-DHP drugs.</table>

International Journal of Spectroscopy

Figure 1: Spectrophotometric Method for Determination of Five 1,4-Dihydropyridine Drugs Using <i>N</i>-Bromosuccinimide and Indigo Carmine Dye 