Simultaneous Determination of Atenolol and Nifedipine by Using Spectrophotometric Method with Multivariate Calibration and HPLC Method Implementing “Design of Experiment”

Inas Abdallah^1,2*, Ahmed Ibrahim¹, Noha Ibrahim², Mohamed Rizk³ and Shereen Tawakkol³

¹Department of Pharmaceutical Sciences, School of Pharmacy, University of Maryland, Baltimore, MD, USA

²Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Misr International University, Cairo, Egypt

³Department of Analytical Chemistry, Faculty of Pharmacy, Helwan University, Cairo, Egypt