Soudi, A. T., O. G. Hussein, E. S. Elzanfaly, H. E. Zaazaa, and M. A. Kawy, "Simultaneous determination of phenazopyridine HCl and trimethoprim in presence of phenazopyridine HCl impurity by univariate and multivariate spectrophotometric methods - Quantification of phenazopyridine HCl impurity by univariate methods", Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, vol. 239, pp. 1-8, 2020.
Soudi, A. T., O. G. Hussein, E. S. Elzanfaly, H. E. Zaazaa, and M. A. Kawy, "Stability Indicating TLC–Densitometric Method for Determination of Alcaftadine in Presence of its Degradation Products and Dosage form Preservatives", Research Journal of Pharmacy and Technology, vol. 13, issue 11, pp. 5171-5176, 2020.
Soudi, A. T., O. G. Hussein, E. S. Elzanfaly, H. E. Zaazaa, and M. A. Kawy, "Potentiometric Method to Determine Montelukast Sodium in its Tablets with In-line Monitoring of its Dissolution Behaviour", Analytical & Bioanalytical Electrochemistry, vol. 12, issue 4, pp. 502-516, 2020.
Boltia, S. A., A. T. Soudi, E. S. Elzanfaly, and H. E. Zaazaa, "Simultaneous Determination of Paracetamol, Orphenadrine citrate, and Caffeine Ternary Mixture by Different Spectrophotometric Methods", JOURNAL OF APPLIED SPECTROSCOPY, vol. 86, issue 4, 2019.
Boltia, S. A., A. T. Soudi, E. S. Elzanfaly, and H. E. Zaazaa, "Analytical Eco-Scale for Assessing the Greenness of a Developed Potentiometric Method for Lomefloxacin Hydrochloride Determination in its Different Dosage Forms, Plasma, and Dissolution Medium", Journal of AOAC International, vol. 102, issue 3, pp. 794-800, 2019.
Boltia, S. A., A. T. Soudi, E. S. Elzanfaly, and H. E. Zaazaa, "Development and Greenness Evaluation of a Potentiometric Method for Lomefloxacin Hydrochloride Determination in Urine and Establishment of Cumulative Excretion Pattern", Journal of The Electrochemical Society, vol. 166, issue 2, pp. B141-B146, 2019.
Boltia, S. A., A. T. Soudi, E. S. Elzanfaly, and H. E. Zaazaa, "Simultaneous Quantification of Chlorpheniramine, Phenylephrine, Guaifenesin in Presence of Preservatives with Detection of Related Substance Guaiacol in their Cough Syrup by RP-HPLC and TLC-Densitometric Methods", Journal of Chromatographic Science, vol. 57, issue 6, pp. 552–559, 2019.
Zaazaa, H. E., E. S. Elzanfaly, A. T. Soudi, and M. Y. Salem, "Development and validation of an ultraperformance liquid chromatography method coupled with tandem mass spectrometry for determination of alizapride in human plasma", RSC Advances, vol. 5, pp. 76377–76382, 2015.
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