Search Results - "Samir, Ebtihal"

Green sensitive spectrofluorimetric determination of pemetrexed as antineoplastic drug: Application in pharmaceutical dosage forms and spiked human plasma by Salem, Hesham, Samir, Ebtihal, Galal, Mariam, Hussien, Maha, Abdelaziz, Amany

“…A recent antineoplastic medication is pemetrexed, this medicine is now being developed and produced on a large scale, thus approaches for quality control are…”
Get full text

Determination of cefotaxime, cefoperazone, ceftazidime and cefadroxil using surface plasmon resonance band of silver nanoparticles by Salem, Hesham, Samir, Ebtihal

“…The aim of this work is to evaluate simple, sensitive, effective and validated procedures for the determination of cefotaxime, cefoperazone, ceftazidime and…”
Get full text

Potential repurposed SARS-CoV-2 (COVID-19) infection drugs by Abuo-Rahma, Gamal El-Din A, Mohamed, Mamdouh F. A, Ibrahim, Tarek S, Shoman, Mai E, Samir, Ebtihal, Abd El-Baky, Rehab M

“…The global outbreak of COVID-19 viral infection is associated with the absence of specific drug(s) for fighting this viral infection. About 10 million people…”
Get full text

Resonance Rayleigh scattering and spectrofluorimetric approaches for the selective determination of rupatadine using erythrosin B as a probe: application to content uniformity test by Almahri, Albandary, Abdel‐Lateef, Mohamed A., Samir, Ebtihal, Derayea, Sayed M., El Hamd, Mohamed A.

“…In this study, spectrofluorimetric and resonance Rayleigh scattering techniques were applied for the first time for determination of rupatadine through two…”
Get full text

Green innovative fluorescence approach for the feasible and reliable assay of thiol-containing drugs; captopril as a model by Derayea, Sayed M, Nagy, Dalia M, Badr El-Din, Khalid M, Attia, Tamer Z, Samir, Ebtihal, Mohamed, Abobakr A, Hamad, Ahmed A

“…In the present study, a novel spectrofluorimetric approach was designed for the analysis of captopril as a thiol-containing compound. The approach is based on…”
Get full text

Xanthene based resonance Rayleigh scattering and spectrofluorimetric probes for the determination of cyclobenzaprine: Application to content uniformity test by Abdel-Lateef, Mohamed A., Almahri, Albandary, Derayea, Sayed M., Samir, Ebtihal

“…In this work, a resonance Rayleigh scattering technique and a spectrofluorimetric technique were applied to the quantification of cyclobenzaprine through two…”
Get full text

Spectrofluorimetric determination of tapinarof via Zn (II) complexation and assessment of its topical dosage application by Salem, Hesham, Abdelmajed, Mahmoud A., Madian, Hoda, Emad, Nadeen, Osama, Sara, Ata, Amir, Samir, Ebtihal

“…Topical tapinarof is used to treat plaque psoriasis (a skin disease in which red and scaly patches form are appeared on some areas of the body). The goal of…”
Get full text

In Vitro Antimycobacterial Activity and Physicochemical Characterization of Diaryl Ether Triclosan Analogues as Potential InhA Reductase Inhibitors by Ibrahim, Tarek S, Taher, Ehab S, Samir, Ebtihal, M Malebari, Azizah, Khayyat, Ahdab N, Mohamed, Mamdouh F A, Bokhtia, Riham M, AlAwadh, Mohammed A, Seliem, Israa A, Asfour, Hani Z, Alhakamy, Nabil A, Panda, Siva S, Al-Mahmoudy, Amany M M

“…Two sets of diphenyl ether derivatives incorporating five-membered 1,3,4-oxadiazoles, and their open-chain aryl hydrazone analogs were synthesized in good…”
Get full text

Microenvironment improvement protocol for the sensitive spectrofluorimetric determination of an hepatitis C virus antiviral (Simeprevir): application to human plasma by Derayea, Sayed M., A. El Hamd, Mohamed, Ali, Sayed, Samir, Ebtihal

“…Simeprevir (SPV) is a powerful antihepatitis C virus agent that was newly introduced into the pharmaceutical market. We here established and validated an easy,…”
Get full text

A review on the use of fluorescamine as versatile and convenient analytical probe by Derayea, Sayed M., Samir, Ebtihal

“…•The use of fluorescamine (FSA) as an analytical reagent was reviewed.•The mechanism of the fluorescence probing was illustrated.•The major techniques…”
Get full text

Integrated spectroscopic approaches for the facile one pot quantification of olanzapine in pharmaceutical formulation and spiked human plasma by Samir, Ebtihal, Derayea, Sayed M, Badr-eldin, Khaled M., Madian, Huda, Hamad, Ahmed Abdulhafez

“…[Display omitted] •Two spectroscopic methods were reported for olanzapine assay using erythrosine B as a probe.•The procedure does not include complex steps in…”
Get full text

Corrigendum to “Spectrofluorimetric first derivative synchronous approach for determination of olanzapine and samidorphan used for treatment of schizophrenia in pharmaceutical formulations and human plasma” [Spectrochim. Acta A: Mol. Biomol. Spectrosc. 274 (2022) 121105] by Salem, Hesham, Samir, Ebtihal, Mazen, Dina Z., Madian, Hoda, Elkhateeb, Alshimaa E., Elaraby, Manar, Rasekh, Manar I., Gamal, Aliaa

Get full text

A comprehensive review on the utility of resonance Rayleigh scattering in pharmaceutical analysis; with emphasis on nanostructure role in analyte probing by Derayea, Sayed M, Abdel-Lateef, Mohamed A., Mohammed, Bassam S, Hamad, Ahmed A, Samir, Ebtihal

“…[Display omitted] •This article represents an overview of the use of resonance Rayleigh scattering in pharmaceutical analysis.•The RRS sensing approaches and…”
Get full text

A feasible fluorimetric approach anchored in diaryl pyrrolone derivative for the facile analysis of milnacipran in tablets; evaluation of the method greenness by Derayea, Sayed M, Madian, Hoda, Samir, Ebtihal, Hamad, Ahmed A, Badr El-Din, Khaled M.

“…[Display omitted] •Fluorescamine was employed in one pot reaction for the spectrofluorimetric determination of milnacipram.•The spectrofluorimetric approach…”
Get full text

Combining subsidiary and synchronous approaches for concurrent spectrofluorimetric assurance of lopinavir and ritonavir in tablets utilized in convention for treatment of coronavirus infection (COVID-19) and biological fluids by Salem, Hesham, Samir, Ebtihal, Abdelaziz, Amany, Alaa El-din, Mahmoud, Abdelgaleel, Mahmoud, Zein, Dina, Madian, Hoda

“…[Display omitted] •Determination of lopinavir and ritonavir down to biological concentration level has been carried out. The determination is based on…”
Get full text

Spectrofluorimetric first derivative synchronous approach for determination of olanzapine and samidorphan used for treatment of schizophrenia in pharmaceutical formulations and human plasma by Salem, Hesham, Samir, Ebtihal, Mazen, Dina Z., Madian, Hoda, Elkhateeb, Alshimaa E., Elaraby, Manar, Rasekh, Manar I., Gamal, Aliaa

“…[Display omitted] •The combination of olanzapine and samidorphan has just been authorised for the treatment of schizophrenia.•This technique based on the first…”
Get full text

Feasible spectrofluorimetric approach for the ultrasensitive determination of lomefloxacin based on synergistic effects of micellization and metal complexation by Derayea, Sayed M., Hassan, Yasser F., Hammad, Mohamed A., Alahmadi, Yasser M., Omar, Mahmoud A., Samir, Ebtihal

“…Fluorescence spectra of lomefloxacin, reagent blank (Aluminum + SDS) and the aluminum chelate of the drug in micellar system (Drug + Al(III) + SDS). [Display…”
Get full text

New N -4 piperazinyl derivatives of norfloxacin: design, synthesis, and correlation of calculated physicochemical parameters with antibacterial activity by ABUO-RAHMA, Gamal El-Din, ABBAS, Samar, SHOMAN, Mai, SAMIR, Ebtihal, ABDEL-BAKY, Rehab

Get full text