Search Results - "Kamal, Amira H."

Quality by design paradigm for optimization of green stability indicating HPLC method for concomitant determination of fluorescein and benoxinate by Kamal, Amira H., Habib, Ahmed A., Hammad, Sherin F., Megahed, Safa M.

“…A green, robust and fast stability indicating chromatographic method has been developed for concomitant analysis of fluorescein sodium and benoxinate…”
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Design of experiment-oriented development of solvent-free mixed micellar chromatographic method for concomitant determination of metronidazole and ciprofloxacin hydrochloride by Hammad, Sherin F., Habib, Ahmed A., Kamal, Amira H., Megahed, Safa M.

“…A green, fast and robust solvent-free chromatographic method has been developed for concomitant analysis of ciprofloxacin HCl and metronidazole in bulk powder…”
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Deduction of the operable design space of RP-HPLC technique for the simultaneous estimation of metformin, pioglitazone, and glimepiride by Marie, Aya A., Hammad, Sherin F., Salim, Mohamed M., Elkhodary, Mahmoud M., Kamal, Amira H.

“…A reversed-phase RP-HPLC method was developed for the simultaneous determination of metformin hydrochloride (MET), pioglitazone (PIO), and glimepiride (GLM) in…”
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Determination of Monosodium Glutamate in Noodles Using a Simple Spectrofluorometric Method based on an Emission Turn-on Approach by Kamal, Amira H., El-Malla, Samah F., Elattar, Rehab H., Mansour, Fotouh R.

“…A simple, fast, and ecofriendly spectrofluorometric method was developed and validated for determination of mono sodium glutamate (MSG). The method depended on…”
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Analytical quality by design based on design space in reversed-phase-high performance liquid chromatography analysis for simultaneous estimation of metformin, linagliptin and empagliflozin by Marie, Aya A, Salim, Mohamed M, Kamal, Amira H, Hammad, Sherin F, Elkhoudary, Mahmoud M

“…Employing the Quality by Design paradigm through this work helped conclude the method operable design region for optimizing the high performance liquid…”
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Response surface optimization of a vortex-assisted dispersive liquid–liquid microextraction method for highly sensitive determination of repaglinide in environmental water by HPLC/UV by Kamal, Amira H., Hammad, Mohamed A., Kannouma, Reham E., Mansour, Fotouh R.

“…A vortex-assisted dispersive liquid–liquid microextraction (DLLME) method, mated to chemometrics and combined with HPLC/UV detection was optimized and…”
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Experimental design approach for development of spectrofluorimetric method for determination of favipiravir; a potential therapeutic agent against COVID-19 virus: Application to spiked human plasma by Megahed, Safa M., Habib, Ahmed A., Hammad, Sherin F., Kamal, Amira H.

“…[Display omitted] •The first spectrofluorimetric method for determination of favipiravir which is a potential treatment of COVID-19 virus.•The developed method…”
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Coupling of synchronous fluorescence spectroscopy with derivative amplitude outcomes for simultaneous determination of metoprolol succinate and olmesartan medoxomil in combined pharmaceutical preparation: Application in spiked human plasma by Kamal, Amira H., Hammad, Sherin F., Kamel, Doaa N.

“…[Display omitted] •For the first time, synchronous spectrofluorimetry coupled was used for determination of OLM &MET.•The developed method showed high…”
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Area under the curve and ratio difference spectrophotometric methods with evaluation of the greenness for simultaneous determination of olmesartan medoxomil and metoprolol succinate by Kamel, Doaa N., Hammad, Sherin F., Kamal, Amira H.

“…•New methods were developed for simultaneous determination of olmesartan medoxomil and metoprolol succinate.•Area under the curve and ratio difference…”
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A highly sensitive switch-on spectrofluorometric method for determination of ascorbic acid using a selective eco-friendly approach by El-Malla, Samah F., Elattar, Rehab H., Kamal, Amira H., Mansour, Fotouh R.

“…[Display omitted] •A highly sensitive spectrofluorometric method was developed for determination of ascorbic acid in tablets.•The reducing characteristics of…”
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Four chemometric spectrophotometric methods for simultaneous estimation of amlodipine besylate and olmesartan medoxomil in their combined dosage form by Kamal, Amira H., Hammad, Sherin F., Kamel, Doaa N.

“…For determination of amlodipine besylate (AML) and olmesartan medoxomil (OLM) at the same time, four UV chemometric spectrophotometric techniques were created…”
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Chemometric spectrophotometric methods for simultaneous estimation of metoprolol succinate and amlodipine besylate in their tablet formulation by Kamal, Amira H., Hammad, Sherin F., Kamel, Doaa N.

“…Two simple chemometric spectrophotometric methods; isosbestic point and dual wavelength methods were developed, validated and applied to the determination of…”
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Redox-Based Colorimetric Sensor for the Selective Determination of Ascorbic Acid in Fixed-Dose Combination Tablets by El-Malla, Samah F, Mansour, Fotouh R, Elattar, Rehab H, Kamal, Amira H

“…Ascorbic acid (ASC; vitamin C) is a weak chromophore, so its presence cannot be determined directly by spectrophotometry. This work aims to develop and…”
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Novel experimental design paradigm for development of eco‐friendly gradient chromatographic method for simultaneous determination of metronidazole and spiramycin by Megahed, Safa M, Habib, Ahmed A., Hammad, Sherin F., Kamal, Amira H.

“…This work describes the innovative experimental design‐assisted development of a green gradient chromatographic method for concomitant analysis of…”
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Green micellar stability‐indicating high‐performance liquid chromatography method for determination of rupatadine fumarate in the presence of its main impurity desloratadine: Oxidative degradation kinetics study by Amer, Mona M., Habib, Ahmed A., Hammad, Sherin F., Kamal, Amira H.

“…A green micellar stability‐indicating high‐performance liquid chromatography method was developed for rupatadine fumarate determination in existence with its…”
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Validated Spectrophotometric Methods for Simultaneous Determination of Atorvastatin Calcium and Olmesartan Medoxomil in Their Pharmaceutical Formulation by Kamal, Amira H, Hammad, Sherin F, Marie, Aya A

“…Few spectrophotometric methods have been developed for the simultaneous determination of atorvastatin calcium (ATO) and olmesartan medoxomil (OLM). This work…”
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Stability indicating RP‐HPLC method for methylcobalamin determination in different dosage forms: Application to photodegradation kinetics and pH rate profiling by Amer, Mona M., Kamal, Amira H., Hammad, Sherin F., Habib, Ahmed A.

“…A stability‐indicating RP‐HPLC method for methylcobalamin determination was developed. Stress degradation under variable conditions was carried out…”
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Simultaneous estimation of two anti-diabetic drugs; Linagliptin and empagliflozin in their tablet by chemometric spectrophotometry by Kamal, Amira H., Hammad, Sherin F., Salim, Mohamed M., Elkhodary, Mahmoud M., Marie, Aya A.

“…Four spectrophotometric approaches had been established and optimized for the simultaneous estimation of two anti-diabetic drugs; linagliptin (LIN) and…”
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Innovative Quality by Design Approach for Development of Green Micellar HPLC Method for Simultaneous Determination of Atorvastatin and Amlodipine by Habib, Ahmed A., Hammad, Sherin F., Megahed, Safa M., Kamal, Amira H.

“…The combined implementation of quality by design principles and green analytical chemistry leads to development of green micellar HPLC method for analysis of…”
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Stability indicating RP‐HPLC method for determination of dimethyl fumarate in presence of its main degradation products: Application to degradation kinetics by Habib, Ahmed A, Hammad, Sherin F, Amer, Mona M, Kamal, Amira H

“…A stability‐indicating reverse phase‐high‐perfromance liquid chromatography method for the quantitative determination of dimethyl fumarate in presence of its…”
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