Publications

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2000
M.Amer, M., A. A. Mostafa, and H. E. Zaazaa, "Stability- indicating procedures for the determination of floctafenine in the presence of its alkaline-degradation product", Egypt J. Pharm. Sci. , pp. 45-58, 2000.
M.Amer, M., A. A. Mostafa, and H. E. Zaazaa, "Stability- indicating procedures for the determination of tiaprofenic acid in the presence of its photo-degradation products", Egypt J. Pharm. Sci. , vol. 41-42, pp. 25-44, 2000.
2005
and Mohamed Abdelkawy, Sawsan M.Amer, H. L. H. Z. M. E., "Determination of atenolol, chlorothalidone and amiloride in combinations", Bull.Fac.Pharm.Cairo Univ., vol. 43, issue 2, pp. 51-63, 2005.
2006
Kawy, M. A., S. M.Amer, H. M. Lotfy, and H. E. Zaazaa, "Simple spectrophotometric analysis of benzapril hydrochloride or valsartan in combined pharmaceutical dosages with hydrochlorothiazide", Bull.Fac.Pharm.Cairo Univ. , vol. 44, pp. 25-32, 2006.
Kawy, M. A., S. M.Amer, H. M. Lotfy, and H. E. Zaazaa, "Spectrofluorimetric determination of bisoprolol fmerate and valsartan in tablets and spiked plasma", Egypt J. Pharm. Sci. , vol. 47, pp. 107-116, 2006.
2007
Ramadan, N. K., and H. E. Zaazaa, "Membrane Electrodes for Determination of Some b-Blocker Drugs", JOURNAL OF AOAC INTERNATIONAL, vol. 90, issue 4, 2007.
Kawy, M. A., S. M.Amer, H. M. Lotfy, and H. E. Zaazaa, "Simultaneous determination of bisoprolol fumarate and hydrochlorothiazide in tablets by derivative spectrophotometry and densitometry", Egypt J. Pharm. Sci., vol. 48, pp. 53-67, 2007.
2008
E.Zaazaa, H., S. S. Abbas, M. Abdelkawy, and M. M. Abdelrahman, "Determination of dropropizine in presence of oxidative degradate by four different techniques", Bull.Fac.Pharm.Cairo Univ., vol. 46, issue 1, pp. 191-204, 2008.
Kawy, M. A., S. M.Amer, H. M. Lotfy, and H. E. Zaazaa, "Stability indicating methods for the determination of etofibrate in the presence of its alkaline-induced degradation products", Bull.Fac.Pharm.Cairo Univ., vol. 46, issue 2, pp. 1-11, 2008.
2009
Zaazaaa, H. E., S. S. Abbas, M. Abdelkawy, and M. M. Abdelrahman, "Spectrophotometric and spectrodensitometric determination of Clopidogrel Bisulfate with kinetic study of its alkaline degradation", Talanta, vol. 78, pp. 874–884, 2009.
S.Abbas, S., H. E.Zaazaa, M. R.El-Ghobashy, Y. M.Fayez, and S. A.Fattah, "Stability indicating methods for determination of nafronyl oxalate", Analytical Chemistry: An Indian Journal, vol. 8, issue 4, pp. 613-620, 2009.
Abbas, S. S., H. E. - S. Zaazaa, M. R. El-Ghobashy, M. R. El-Ghobashy, and S. A. Fattah, "Stability indicating methods for determination of ziprasidone hydrochloride", Analytical Chemistry: An Indian Journal, 2009.
2010
El-Ghobashy, M. R., and H. E. Zaazaa, "Membrane electrodes for determination of two antihypertensive drugs in pharmaceutical formulations of either single or binary mixtures and in biological fluids", Drug Discoveries & Therapeutics. , vol. 4, issue 3, pp. 217-222, 2010.
Abbas, S. S., H. E. Zaazaa, M. Abdelkawy, and M. M. Abdelrahman, "Spectrophotometric determination of isopropamide Iodide and trifluoperazine hydrochloride in presence of trifluoperazine oxidative degradate", Drug Test. Analysis , vol. 2, pp. 168–181, 2010.
2011
Ramadan, N. K., H. E. Zaazaa, and H. A. Merey, "Microsized Graphite Sensors for Potentiometric Determination of Cyclobenzaprine Hydrochloride in Pure Powder, Tablets, and Plasma", Journal of AOA C International, vol. 94, issue 6, pp. 1807-1814, 2011.
Ali, N. W., H. E. Zaazaa, M. Abdelkawy, and M. A. Magdy, "Simultaneous Determination of Paracetamol and Diphenhydramine Hydrochloride in Presence of Paracetamol Degradation Product", Pharmaceutica Analytica Acta, vol. 2, issue 9, pp. 2-9, 2011.
2012
Abbas, S. S., H. E. Zaazaa, M. R. El-Ghobashy, Y. M. Fayez, and S. A. Fattah, "Application of Membrane-Selective Electrodes for the Determination of Naftidrofuryl Oxalate in the Presence of Its Alkaline Degradant in Tablets and Plasma", Portugaliae Electrochimica Acta , vol. 30, issue 3, pp. 177-188, 2012.
Emara, S., M. Kamal, G. Hadad, H. ZaaZaa, and M. A. Kawi, "BACK-FLUSH COLUMN-SWITCHING TECHNIQUE FOR ON-LINE SAMPLE CLEANUP AND ENRICHMENT TO DETERMINE GUAIPHENESIN IN HUMAN SERUM", Journal of Liquid Chromatography & Related Technologies, vol. 35, pp. 15-27, 2012.
Zaazaa, H. E., S. S. Abbas, H. A. M. Essam, and M. G. El-Bardicy, "Comparative Study of Different Plasticized Membrane Electrodes for the Stability-indicative Determination of Torsemide", Portugaliae Electrochimica Acta , vol. 30, issue 5, pp. 335-350, 2012.
W.Ali, N., H. A. ZaaZaa, M. Abdelkawy, and M. A. Magdy, "Simultaneous HPTLC and RP-HPLC methods for determination of bumadizone in the presence of its alkaline-induced degradation product", Biomed. Chromatogr., vol. 26, pp. 1143-1149, 2012.
S.Abbas, S., H. E.Zaazaa, M. R.El-Ghobashy, Y. M.Fayez, and S. A.Fattah, "Stability indicating methods for determination of Naftidrofuryl Oxalate", Analytical Chemistry: An Indian Journal, vol. 11, issue (11,12), pp. [329-334], 2012.
W.Ali, N., S. S. Abbas, H. E. - S. Zaazaa, M. MohamedAbdelrahmana, and M. A. Kawy, "Validated stabilityindicatingmethodsfordetermination of nitazoxanideinpresenceofitsdegradationproducts", Journal ofPharmaceuticalAnalysis, vol. 2, issue 2, pp. 104-115, 2012.
2013
Elzanfaly, E. S., H. E. Zaazaa, and H. A. Merey, "Ion Selective Phosphotungestate and β-cyclodextrin Based Membrane Electrodes for Stability-Indicating Determination of Midodrine Hydrochloride", Acta Chim. Slov, vol. 60, issue 2, pp. 256–262, 2013.
Emara, S., H. ZaaZaa, and M. A. Kawy, "A RAPID, SENSITIVE AND ENVIRONMENTALLY FRIENDLY ON-LINE SOLID PHASE EXTRACTION USING PROTEINCOATED μ;-BONDAPAK CYANIDE SILICA PRE-COLUMN FOR CHROMATOGRAPHIC DETERMINATION OF PARACETAMOL IN HUMAN SERUM", Journal of Liquid Chromatography & Related Technologies, vol. 36, issue 10, pp. 1297-1311, 2013.