Abdallah M. Zeid
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View article: Eco-friendly spectrofluorimetric and HPLC-fluorescence methods for simultaneous determination of melatonin and zolpidem in pharmaceuticals
Eco-friendly spectrofluorimetric and HPLC-fluorescence methods for simultaneous determination of melatonin and zolpidem in pharmaceuticals Open
Two eco-friendly, facile, rapid, and highly sensitive analytical methodologies were developed for the concurrent estimation of melatonin and zolpidem tartrate in raw materials and dosage forms. The first approach is a green first derivativ…
View article: Complexation-based spectrofluorimetric method for besifloxacin determination: Combined experimental and computational insights
Complexation-based spectrofluorimetric method for besifloxacin determination: Combined experimental and computational insights Open
Fluorescence-based analytical methods offer high sensitivity, cost-effectiveness, and simplicity for pharmaceutical analysis. Besifloxacin hydrochloride (Bfln.HCl), a fluoroquinolone antibiotic used to treat eye infections, exhibits native…
View article: Greenness, blueness, and whiteness evaluation of a quantitative nuclear magnetic resonance procedure for concurrent assay of aspirin and omeprazole in their single and fixed-dose combined tablets
Greenness, blueness, and whiteness evaluation of a quantitative nuclear magnetic resonance procedure for concurrent assay of aspirin and omeprazole in their single and fixed-dose combined tablets Open
The Food and Drug Administration recently approved a fixed dose combination of aspirin and omeprazole that has been introduced for the treatment of gastrointestinal disorders, as it reduces the risk of upper gastrointestinal and cardiovasc…
View article: Label‐Free Spectrofluorometric Method for Simultaneous Estimation of Methocarbamol and Aspirin in Biological and Pharmaceutical Matrices: Whiteness and Greenness Evaluation
Label‐Free Spectrofluorometric Method for Simultaneous Estimation of Methocarbamol and Aspirin in Biological and Pharmaceutical Matrices: Whiteness and Greenness Evaluation Open
A combination of methocarbamol and aspirin is commonly used for the treatment of acute musculoskeletal pain, such as low back and neck pain. Simultaneous analysis of these analytes in dosage forms and biofluids using rapid, sensitive, and …
View article: Green spectrophotometric and spectrofluorimetric determination of biperiden hydrochloride using erythrosine B sensing probe
Green spectrophotometric and spectrofluorimetric determination of biperiden hydrochloride using erythrosine B sensing probe Open
Erythrosine B (EB) is a food colorant antiviral xanthene dye that has many applications as a color additive in pharmaceuticals and cosmetics. Its use as a sensor for spectrofluorimetric and spectrophotometric analysis of amine‐based pharma…
View article: Acriflavine: an efficient green fluorescent probe for sensitive analysis of aceclofenac in pharmaceutical formulations
Acriflavine: an efficient green fluorescent probe for sensitive analysis of aceclofenac in pharmaceutical formulations Open
Acriflavine is a multipurpose drug that shows antibacterial, antiviral, antimalarial, and antifungal activities. The remarkable native fluorescence of acriflavine is exploited in analytical chemistry field as an efficient probe for analysi…
View article: Adjusted green spectrophotometric determination of favipiravir and remdesivir in pharmaceutical form and spiked human plasma sample using different chemometric supported models
Adjusted green spectrophotometric determination of favipiravir and remdesivir in pharmaceutical form and spiked human plasma sample using different chemometric supported models Open
The environmentally friendly design of analytical methods is gaining interest in pharmaceutical analysis to reduce hazardous environmental impacts and improve safety and health conditions for analysts. The adaptation and integration of che…
View article: Conventional and synchronous spectrofluorometric determination of the recently administered drugs for treatment of COVID-19 favipiravir and apixaban
Conventional and synchronous spectrofluorometric determination of the recently administered drugs for treatment of COVID-19 favipiravir and apixaban Open
COVID-19 is a fast-spreading pandemic that is caused by SARS-CoV-2 viral pathogen. Combination therapy of the antiviral favipiravir and the anticoagulant apixaban is one of the efficient treatment regimens. Therefore, development of novel …
View article: A synchronous spectrofluorometric technique for simultaneous detection of alfuzosin and tadalafil: applied to tablets and spiked biological samples
A synchronous spectrofluorometric technique for simultaneous detection of alfuzosin and tadalafil: applied to tablets and spiked biological samples Open
A facile, accurate, eco-friendly and sensitive spectrofluorometric method was evolved to assay alfuzosin hydrochloride (AFH) and tadalafil (TDF) in different matrices. Such a co-administered combination is clinically used for the treatment…
View article: Highly Sensitive Detection of the Insecticide Azamethiphos by Tris(2,2′-bipyridine)ruthenium(II) Electrogenerated Chemiluminescence
Highly Sensitive Detection of the Insecticide Azamethiphos by Tris(2,2′-bipyridine)ruthenium(II) Electrogenerated Chemiluminescence Open
Azamethiphos (AZA) is an insecticide and neurotoxic agent that causes the inhibition of acetylcholinesterase (AChE). AChE is a vital enzyme for neurotransmission because it metabolizes acetylcholine neurotransmitter at the synaptic cleft a…
View article: Development of three ecological spectroscopic methods for analysis of betrixaban either alone or in mixture with lercanidipine: greenness assessment
Development of three ecological spectroscopic methods for analysis of betrixaban either alone or in mixture with lercanidipine: greenness assessment Open
Three eco-friendly spectrophotometric methods were developed for determination of the novel anticoagulant drug, betrixaban (BTX). The first method (method A) was based on direct analysis of BTX at 229.4 nm on the zero-order spectrum using …
View article: Quantitative proton nuclear magnetic resonance method for simultaneous analysis of fluticasone propionate and azelastine hydrochloride in nasal spray formulation
Quantitative proton nuclear magnetic resonance method for simultaneous analysis of fluticasone propionate and azelastine hydrochloride in nasal spray formulation Open
A facile, rapid, accurate and selective quantitative proton nuclear magnetic resonance ( 1 H-qNMR) method was developed for the simultaneous determination of fluticasone propionate (FLP) and azelastine hydrochloride (AZH) in pharmaceutical…
View article: A diagnostic intoxication tool for clozapine and phenytoin using hybrid micelle liquid chromatography
A diagnostic intoxication tool for clozapine and phenytoin using hybrid micelle liquid chromatography Open
Micellar liquid chromatography was employed for the quantification and separation of the antidepressant drug clozapine (CLZ) and antiepileptic agent phenytoin (PHY). This mixture was separated using C8 column operating at 40°C using a mobi…