Ashraf, A., G. A. Sedik, B. A. El-Zeany, and Y. Rostom, "Smart green spectrophotometric estimation and content uniformity testing of chlorphenoxamine HCl and caffeine in bulk forms and combined pharmaceutical formulation ", Scientific Reports, vol. 15, issue 1, pp. 9482, 2025.
Nabil, N., G. A. Sedik, H. E. Zaazaa, and S. S. El-Mosallamy, "Innovative green stability-indicating HPLC method coupled with fluorescence detection for determination of antidiabetic agent canagliflozin", Talanta Open, vol. 11, pp. 100436, 2025.
Mahmoud, A. M., N. A. El-Ragehy, M. A. Hegazy, S. A. Tawfik, and G. A. Sedik, "Electrochemical sensor doped with core-shell structured molecularly imprinted polymer proposed for therapeutic drug monitoring of trazodone hydrochloride", Talanta Open, vol. 11, pp. 100406, 2025.
Nabil, N., S. S. El-Mosallamy, H. E. Zaazaa, and G. A. Sedik, "Sustainable Potentiometric Sensors for Determination of Irinotecan in Different Matrices and in The Presence of Co Administrated Drugs", Journal of the Electrochemical Society, vol. 172 (3), pp. 03750, 2025.
El kalla, R. A., N. S. Ghoniem, H. E. Zaazaa, A. E. E. Gendy, and G. A. Sedik, "Eco-friendly HPLC method for analysis of dipyrone and hyoscine in different matrices with biomonitoring", Scientific Reports, vol. 14, pp. 21775, 2024.
Ashraf, A., B. A. El-Zeany, G. A. Sedik, Y. Rostom, and N. B. ElDin, "Novel Green Screen-Printed Potentiometric Sensor for Monitoring Antihistamine Drug Chlorphenoxamine HCl in Various Matrices", Journal of The Electrochemical Society, vol. 171 077519, 2024.
Ashraf, A., N. B. ElDin, Y. Rostom, B. A. El‑Zeany, and G. A. Sedik, "Novel RP‑HPLC–DAD approach for simultaneous determination of chlorphenoxamine hydrochloride and caffeine with their related substances", BMC Chemistry, vol. 18:133, 2024.
Soliman, S. S., A. M. Mahmoud, M. R. Elghobashy, H. E. Zaazaa, and G. A. Sedik, "Eco-friendly electrochemical sensor for determination of conscious sedating drug “midazolam’’ based on Au-NPs@Silica modified carbon paste electrode", Talanta, vol. 267 , pp. 125238, 2024.
El-Ragehy, N. A., M. A. Hegazy, S. A. Tawfik, and G. A. Sedik, "Validated chromatographic methods for the simultaneous determination of a ternary mixture of sulfacetamide sodium and two of its official impurities; sulfanilamide and dapsone", Acta Chromatographica, vol. 34, issue 4, pp. 377 - 385, 2022.