Mahmoud, A. M., M. T. Ragab, N. K. Ramadan, N. A. El-Ragehy, and B. A. El-Zeany, "Design of Solid-contact Ion-selective Electrode with Graphene Transducer Layer for the Determination of Flavoxate Hydrochloride in Dosage Form and in Spiked Human Plasma", Electroanalysis, vol. 32, pp. 2803 – 2811, 2020.
El-Ragehy, N. A., N. K. Ramadan, M. T. Ragab, and B. A. El-Zeany, "RP-HPLC Method for the Simultaneous Determination of a Quaternary Mixture of Propyphenazone, Flavoxate HCl and Two of Their Official Impurities with Dissolution Profiling of Their Tablets", Journal of AOAC INTERNATIONAL, vol. 103 , issue 4, pp. 958–965, 2020.
Ragab, M. T., M. A. K. El-Rahman, N. K. Ramadan, N. A. El-Ragehy, and B. A. El-Zeany, "Novel potentiometric application for the determination of pantoprazole sodium and itopride hydrochloride in their pure and combined dosage form", Talanta, vol. 138, pp. 28-35, 2015.
Ramadan, N. K., N. A. El-Ragehy, M. T. Ragab, and B. A. El-Zeany, "Simultaneous determination of a binary mixture of pantoprazole sodium and itopride hydrochloride by four spectrophotometric methods", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. 137, pp. 463-470, 2015.