Hegazy MA - Search Results

1

Comparative Chemometric Manipulations of UV-Spectrophotometric Data for the Efficient Resolution and Determination of Overlapping Signals of Cyclizine and Its Impurities in Its Pharmaceutical Preparations.

Fares MY, Abdelwahab NS, Hegazy MA, Abdelrahman MM, El-Sayed GM. Fares MY, et al. Among authors: hegazy ma. J AOAC Int. 2022 Dec 22;106(1):228-238. doi: 10.1093/jaoacint/qsac113. J AOAC Int. 2022. PMID: 36124959

2

Determination of cimetidine, famotidine, and ranitidine hydrochloride in the presence of their sulfoxide derivatives in pure and dosage forms by high-performance thin-layer chromatography and scanning densitometry.

Kelani KM, Aziz AM, Hegazy MA, Farrah LA. Kelani KM, et al. Among authors: hegazy ma. J AOAC Int. 2002 Sep-Oct;85(5):1015-20. J AOAC Int. 2002. PMID: 12374397

3

Spectrophotometric and chemometric determination of hydrochlorothiazide and spironolactone in binary mixture in the presence of their impurities and degradants.

Hegazy MA, Metwaly FH, Abdelkawy M, Abdelwahab NS. Hegazy MA, et al. Drug Test Anal. 2010 May;2(5):243-51. doi: 10.1002/dta.125. Drug Test Anal. 2010. PMID: 20468012

4

Validated chromatographic methods for determination of hydrochlorothiazide and spironolactone in pharmaceutical formulation in presence of impurities and degradants.

Hegazy MA, Metwaly FH, Abdelkawy M, Abdelwahab NS. Hegazy MA, et al. J Chromatogr Sci. 2011 Feb;49(2):129-35. doi: 10.1093/chrsci/49.2.129. J Chromatogr Sci. 2011. PMID: 21223638

5

Quantitative analysis of the cholesterol-lowering drugs ezetimibe and simvastatin in pure powder, binary mixtures, and a combined dosage form by spectrophotometry, chemometry, and high-performance column liquid chromatography.

Lotfy HM, Aboul Alamein AM, Hegazy MA. Lotfy HM, et al. Among authors: hegazy ma. J AOAC Int. 2010 Nov-Dec;93(6):1844-55. J AOAC Int. 2010. PMID: 21313811

6

A novel spectral resolution and simultaneous determination of multicomponent mixture of Vitamins B1, B6, B12, Benfotiamine and Diclofenac in tablets and capsules by derivative and MCR-ALS.

Hegazy MA, Abdelwahab NS, Fayed AS. Hegazy MA, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2015 Apr 5;140:524-33. doi: 10.1016/j.saa.2014.12.108. Epub 2015 Jan 20. Spectrochim Acta A Mol Biomol Spectrosc. 2015. PMID: 25645231

7

Chromatographic Analysis of a Multicomponent Mixture of B1, B6, B12, Benfotiamine, and Diclofenac; Part I: HPLC and UPLC Methods for the Simultaneous Quantification of These Five Components in Tablets and Capsules.

Fayed AS, Hegazy MA, Wahab NS. Fayed AS, et al. Among authors: hegazy ma. J AOAC Int. 2016 Nov 1;99(6):1513-1521. doi: 10.5740/jaoacint.16-0023. Epub 2016 Oct 1. J AOAC Int. 2016. PMID: 27697097

8

Chromatographic Study of Azintamide in Bulk Powder and in Pharmaceutical Formulation in the Presence of Its Degradation Form.

Hegazy MA, Hassanain WA, Abdel Fattah LE, El-Fatatry HM. Hegazy MA, et al. J AOAC Int. 2017 Mar 1;100(2):422-428. doi: 10.5740/jaoacint.16-0049. Epub 2016 Nov 15. J AOAC Int. 2017. PMID: 28118567

9

Novel Pure Component Contribution Algorithm (PCCA) and UHPLC Methods for Separation and Quantification of Amlodipine, Valsartan, and Hydrochlorothiazide in Ternary Mixture.

Mowaka S, Hegazy MA, Lotfy HM, Mohamed EH. Mowaka S, et al. Among authors: hegazy ma. J AOAC Int. 2017 May 1;100(3):692-699. doi: 10.5740/jaoacint.16-0195. Epub 2016 Dec 21. J AOAC Int. 2017. PMID: 28118578

10

Study of gliquidone degradation behavior by high-performance thin-layer chromatography and ultra-performance liquid chromatography methods.

Abdelwahab NS, Elsaady MT, Korany AG, Hegazy MA. Abdelwahab NS, et al. Among authors: hegazy ma. Biomed Chromatogr. 2017 Dec;31(12). doi: 10.1002/bmc.4025. Epub 2017 Aug 3. Biomed Chromatogr. 2017. PMID: 28618049

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