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Items: 39

1.

Effect of Oxygen Flow on Aerosol Delivery From a Nebulizer With a Holding Chamber.

Sarhan RM, Elberry AA, Abdelwahab NS, Rabea H, Salem MN, Abdelrahim ME.

Respir Care. 2019 Aug 6. pii: respcare.06639. doi: 10.4187/respcare.06639. [Epub ahead of print]

PMID:
31387895
2.

Inhaled salbutamol from aerolizer and diskus at different inhalation flows, inhalation volume and number of inhalations in both healthy subjects and COPD patients.

Boshra MS, Almeldien AG, Eldin RS, Elberry AA, Abdelwahab NS, Salem MN, Rabea H, Abdelrahim MEA.

Exp Lung Res. 2019 Apr - May;45(3-4):84-91. doi: 10.1080/01902148.2019.1621408. Epub 2019 Jun 1.

PMID:
31155973
4.

Different stability-indicating chromatographic methods for specific determination of paracetamol, dantrolene sodium, their toxic impurities and degradation products.

Abdelwahab NS, Abdelrahman MM, Boshra JM, Taha AA.

Biomed Chromatogr. 2019 Sep;33(9):e4598. doi: 10.1002/bmc.4598. Epub 2019 Jul 3.

PMID:
31108565
5.

Baclofen impurities: Facile synthesis and novel environmentally benign chromatographic method for their simultaneous determination in baclofen.

Elagawany M, Farid NF, Elgendy B, Abdelmomen EH, Abdelwahab NS.

Biomed Chromatogr. 2019 Sep;33(9):e4579. doi: 10.1002/bmc.4579. Epub 2019 Jun 2.

PMID:
31077429
6.

Determination of sofosbuvir with two co-administered drugs; paracetamol and DL-methionine by two chromatographic methods. Application to a pharmacokinetic study.

Fares MY, Abdelwahab NS, Abdelrahman MM, Abdel-Rahman HM.

Bioanalysis. 2019 Mar;11(5):349-364. doi: 10.4155/bio-2018-0191. Epub 2019 Mar 15.

PMID:
30873855
7.

Green chromatographic method for analysis of some anti-cough drugs and their toxic impurities with comparison to conventional methods.

Abdelaleem EA, Abdelwahab NS.

Saudi Pharm J. 2018 Dec;26(8):1185-1191. doi: 10.1016/j.jsps.2018.07.007. Epub 2018 Jul 25.

8.

HPTLC-Densitometric Method for Determination of Ascorbic Acid, Paracetamol and Guaifenesin in Presence of Their Toxic Impurities.

Abdelwahab NS, Abdelaleem EA, Abdelrahman MM.

J Chromatogr Sci. 2019 Feb 1;57(2):149-155. doi: 10.1093/chromsci/bmy096.

PMID:
30364978
9.

Total emitted dose of salbutamol sulphate at different inhalation flows and inhalation volumes through different types of dry powder inhalers.

Boshra MS, Almeldien AG, Salah Eldin R, Elberry AA, Abdelwahab NS, Nabil Salem M, Rabea H, Abdelrahim MEA.

Exp Lung Res. 2018 May - Jun;44(4-5):211-216. doi: 10.1080/01902148.2018.1489015. Epub 2018 Oct 22.

PMID:
30346848
10.

Simultaneous Determination of Thalidomide and Dexamethasone in Rat Plasma by Validated HPLC and HPTLC With Pharmacokinetic Study.

Abdelwahab NS, Ali NW, Zaki MM, Sharkawi SMZ, Abdelkawy MM.

J Chromatogr Sci. 2019 Feb 1;57(2):130-138. doi: 10.1093/chromsci/bmy094.

PMID:
30272138
11.

Efficient UPLC and CE methods for the simultaneous determination of azelastine hydrochloride and its genotoxic impurity.

Abdelwahab NS, Farid NF, Elagawany M, Abdelmomen EH.

Biomed Chromatogr. 2018 Nov;32(11):e4346. doi: 10.1002/bmc.4346. Epub 2018 Aug 20.

PMID:
30045415
12.

Effect of a Nebulizer Holding Chamber on Aerosol Delivery.

Sarhan RM, Elberry AA, Abdelwahab NS, Rabea H, Salem MN, Abdelrahim ME.

Respir Care. 2018 Sep;63(9):1125-1131. doi: 10.4187/respcare.06061. Epub 2018 May 22.

PMID:
29789412
13.

Determination of flutamide and two major metabolites using HPLC-DAD and HPTLC methods.

Abdelwahab NS, Elshemy HAH, Farid NF.

Chem Cent J. 2018 Jan 25;12(1):4. doi: 10.1186/s13065-018-0372-y.

14.

Stability-Indicating UPLC and TLC-Densitometric Methods for Determination of Benztropine Mesylate and Its Carcinogenic Degradation Product.

Fares MY, Abdelwahab NS, Abdelrahman MM, Abdel-Rahman HM.

J Chromatogr Sci. 2017 Oct 1;55(9):961-968. doi: 10.1093/chromsci/bmx056.

PMID:
29048492
15.

Quantitative Determination of Synthesized Genotoxic Impurities in Nifuroxazide Capsules by Validated Chromatographic Methods.

Abdelwahab NS, Ali NW, Zaki MM, Abdelkawy M, El-Saadi MT.

J AOAC Int. 2018 Mar 1;101(2):385-393. doi: 10.5740/jaoacint.17-0015. Epub 2017 Jul 31.

PMID:
28762331
16.

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.

Biomed Chromatogr. 2017 Dec;31(12). doi: 10.1002/bmc.4025. Epub 2017 Aug 3.

PMID:
28618049
17.

Three New Methods for Resolving Ternary Mixture with Overlapping Spectra: Comparative Study.

Abdelwahab NS, Mohamed MA.

Chem Pharm Bull (Tokyo). 2017;65(6):558-565. doi: 10.1248/cpb.c17-00132.

18.

Different Chromatographic Methods for Simultaneous Determination of Mefenamic Acid and Two of Its Toxic Impurities.

Morcoss MM, Abdelwahab NS, Ali NW, Elsaady MT.

J Chromatogr Sci. 2017 Aug 1;55(7):766-772. doi: 10.1093/chromsci/bmx034.

PMID:
28498911
19.

Different Spectrophotometric and Chromatographic Methods for Determination of Mepivacaine and Its Toxic Impurity.

Abdelwahab NS, Fared NF, Elagawany M, Abdelmomen EH.

J AOAC Int. 2017 Sep 1;100(5):1392-1399. doi: 10.5740/jaoacint.16-0322. Epub 2017 Feb 21.

PMID:
28330526
20.
21.

Different Spectrophotometric and TLC-Densitometric Methods for Determination of Mesalazine in Presence of Its Two Toxic Impurities.

Morcoss MM, Abdelwahab NS, Ali NW, Elsaady MT.

Chem Pharm Bull (Tokyo). 2016;64(9):1268-74. doi: 10.1248/cpb.c16-00143.

22.

Stability-Indicating TLC-Densitometric and HPLC Methods for the Simultaneous Determination of Piracetam and Vincamine in the Presence of Their Degradation Products.

Ahmed AB, Abdelrahman MM, Abdelwahab NS, Salama FM.

J AOAC Int. 2016 Nov 1;99(6):1490-1498. doi: 10.5740/jaoacint.16-0164. Epub 2016 Aug 27.

PMID:
27569579
23.

Stability-Indicating HPTLC Method for Studying Stress Degradation Behavior of Sulbutiamine HCl.

Farid NF, Abdelwahab NS.

J Chromatogr Sci. 2016 Apr;54(4):609-17. doi: 10.1093/chromsci/bmv226. Epub 2016 Jan 11.

24.

A comparative study of ICH validated novel spectrophotometric techniques for resolving completely overlapping spectra of quaternary mixtures.

Ali NW, Abdelwahab NS, Abdelkawy M, Emam AA.

Spectrochim Acta A Mol Biomol Spectrosc. 2016 Feb 5;154:114-122. doi: 10.1016/j.saa.2015.10.037. Epub 2015 Oct 24.

PMID:
26519919
25.

Validated RP-HPLC and TLC-Densitometric Methods for Analysis of Ternary Mixture of Cetylpyridinium Chloride, Chlorocresol and Lidocaine in Oral Antiseptic Formulation.

Abdelwahab NS, Ali NW, Abdelkawy M, Emam AA.

J Chromatogr Sci. 2016 Mar;54(3):318-25. doi: 10.1093/chromsci/bmv144. Epub 2015 Sep 12.

PMID:
26363491
26.

Two different spectrophotometric determinations of potential anticancer drug and its toxic metabolite.

Farid NF, Abdelwahab NS.

Spectrochim Acta A Mol Biomol Spectrosc. 2015 Jun 15;145:360-367. doi: 10.1016/j.saa.2015.03.009. Epub 2015 Mar 6.

PMID:
25795610
27.

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.

Spectrochim Acta A Mol Biomol Spectrosc. 2015 Apr 5;140:524-33. doi: 10.1016/j.saa.2014.12.108. Epub 2015 Jan 20.

PMID:
25645231
28.

Validated chromatographic methods for simultaneous determination of tolfenamic acid and its major impurities.

Abdelwahab NS, Ali NW, Zaki MM, Abdelkawy M.

J Chromatogr Sci. 2015 Apr;53(4):484-91. doi: 10.1093/chromsci/bmu071. Epub 2014 Jul 12.

PMID:
25016532
29.

Simultaneous determination of methocarbamol and Ibuprofen by first derivative synchronous fluorescence spectroscopic method in their binary mixture and spiked human plasma.

Abdelwahab NS, Abdelrahman MM.

J Fluoresc. 2014 Jan;24(1):129-35. doi: 10.1007/s10895-013-1276-9. Epub 2013 Aug 3.

PMID:
23912962
31.
32.

Validated stability indicating TLC-densitometric method for the determination of diacerein.

Ali NW, Abdelwahab NS, Abdelkawy M, Emam AA.

J Chromatogr Sci. 2014 Jan;52(1):5-11. doi: 10.1093/chromsci/bms197. Epub 2012 Dec 20.

PMID:
23258391
33.

Two spectrophotometric methods for simultaneous determination of some antihyperlipidemic drugs.

Abdelwahab NS, El-Zeiny BA, Tohamy SI.

J Pharm Anal. 2012 Aug;2(4):279-284. doi: 10.1016/j.jpha.2012.02.002. Epub 2012 Feb 21.

34.

Stability-indicating TLC-densitometric method for simultaneous determination of paracetamol and chlorzoxazone and their toxic impurities.

Abdelaleem EA, Abdelwahab NS.

J Chromatogr Sci. 2013 Feb;51(2):187-91. doi: 10.1093/chromsci/bms125. Epub 2012 Jul 26.

PMID:
22843763
36.
37.

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.

Drug Test Anal. 2010 May;2(5):243-51. doi: 10.1002/dta.125.

PMID:
20468012
38.

Stability-indicating methods for determination of tiapride in pure form, pharmaceutical preparation, and human plasma.

Metwally FH, Abdelkawy M, Abdelwahab NS.

J AOAC Int. 2007 Nov-Dec;90(6):1554-65.

PMID:
18193732
39.

Application of spectrophotometric, densitometric, and HPLC techniques as stability indicating methods for determination of Zaleplon in pharmaceutical preparations.

Metwally FH, Abdelkawy M, Abdelwahab NS.

Spectrochim Acta A Mol Biomol Spectrosc. 2007 Dec 31;68(5):1220-30. Epub 2007 Jan 30.

PMID:
17353143

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