Professor Dr. / Ramzia Ismail Ibrahim Elbagary
Pharmaceutical Chemistry
ramzia.albagry@pharma.cu.edu.eg
Latest List of Publications
-Different Validated Methods for Determination of Cefditoren Pivoxil
- On-line coupling of derivatization with pre-concentration to determine trace levels of methotrexate
-Three Validated Methods for Simultaneous Determination of Ofloxacin and Dexamethasone in Binary Mixture
-Liquid Chromatographic Determination of Alogliptin in Bulk and in its Pharmaceutical Preparation”.
- Liquid Chromatographic Determination of Linagliptin in Bulk, in Plasma and in its Pharmaceutical Preparation”.
- Spectrophotometric Methods Based on Charge Transfer Complexation Reactions for the Determination of Saxagliptin in Bulk and Pharmaceutical Preparation
-Coupling of on-Line Pre-Column Oxidative Cleavage and Solid-Phase Enrichment with Liquid Chromatography Using an Eco-Friendly Analytical Procedure to Determine Low Levels of Methotrexate
-Online Pre-Column Derivatization with Chromatographic Separation to Determine Folic Acid
-On-line solid-phase enrichment coupled to packed reactor flow injection analysis in a green analytical procedure to determine low levels of folic acid using fluorescence detection
-Simultaneous determination of miconazole and hydrocortisone or mometasone using reversed phase liquid chromatography
- Spectrofluorometric Determination of Certain Antihyperlipidemic Agents in Bulk and Pharmaceutical Preparations
-Two Chromatographic Methods for the Determination of Some Antimigraine Drugs
-Three analytical methods for determination of Epinastine hydrochloride in bulk and in ophthalmic solutions
-Spectroflourometric and Spectrophotometric Methods for the Determination of Sitagliptin in Binary Mixture with Metformin and Ternary Mixture with Metformin and Sitagliptin Alkaline Degradation Product
-Development and Validation of a Stability-Indicating HPLC Method for the Analysis of Desvenlafaxine Succinate in the Presence of its Acidic Induced Degradation Product in Bulk and Pharmaceutical Preparation
- Simultaneous determination of Atenolol, Amiloride hydrochloride and Hydrochlorothiazide using reversed phase liquid chromatography
-Validated Stability Indicating Assay of Gemifloxacin by different chromatographic and Spectrophotometric methods of analysis
- Septrofluorometric, Spectrophotometric and LC Determination of Irbesartan
-Fluorimetric and colorimetric methods for the determination of some antimigraine drugs
- Different kinetic spectrophotometric methods for the determination of mefenamic
acid, niflumic acid, mesalazine and sulfasalazine in their pharmaceutical formulation
- Liquid chromatographic determination of sitagliptin either alone or in ternary
mixture with metformin and sitagliptin degradation product
-Three Methods for the Determination of Hydrated Pantoprazole Sodium in Presence of its Degradation Products and in Tablets Form
-Stability Indicating Methods for the Determination of Some Anti-fungal Agents Using Densitometric and RP- HPLC Methods.
- Spectrophotometric and HPLC Methods for the Determination of Tizanidine Hydrochloride in Pharmaceutical Dosage Forms.
-Fluorimetric Determination of Gatifloxacin in Aqueous, Pure and Pharmaceutical Formulations
- Spectrophotometric, Fluorimetric and High Performance Liquid Chromatographic Methods for the Determination of Celecoxib.
- Chemical and Biological Study of the Residual Aerial Parts of Sesamum indicum L.
- Chlorodesmethyldiazepam Fluorimetric Determination in Pharmaceutical Formulations and in Aqueous Media
- Spectrophotometric Determination of Lisinopril Dihydrate, Ramipril and Fosinopril Sodium Through Ion-Pair Formation and Charge Transfer Complex Formation Methods.
- Simultaneous Determination of Intact Lomefloxacin and Ciprofloxacin in the Presence of Their Acid Degradation Products.
- Simultaneous Determination of Meclizine Hydrochloride and Pyridoxine Hydrochloride in Binary Mixture and Tablets Form
- Spectrophotometric Determination of Lisinopril , Ramipril and Fosinopril Sodium via their Ternary Complexes with Eosin and Cu(II) or Fe(III).
- Determination of Two Benzodiazepines in the Presence of Their Degradation Products.
- Reversed Phase High Performance Liquid Chromatographic and Thin Layer Chromatographic Methods for the Simultaneous Determination of Benazepril Hydrochloride and Hydrochlorothiazide in Cibadrex Tablets.
-First Derivative Spectrophotometric and Fluorimetric Methods for the Determination of Flurbiprofen and Floctafenine in Tablets.
- Simultaneous Determination of Trimetrine and Xipamide in Pharmaceutical Dosage Form by Reversed Phase High Performance Liquid Chromatographic and Densitometric Methods.
- Determination of Nortriptyline Hydrochloride and Fluphenazine Hydrochloride in Motival Tablets.
- Synthesis of Certain New Quinazolinones.
- Titremetric and Spectrophotometric Determination of Ketoconazole.
- H1- NMR Spectroscopic Quantitative Determination of Clobazam.
- Determination of Some Benzodiazepines Using N-Bromosuccinimide.
Part II: Spectrophotometric Methods.
- Determination of Some Benzodiazepines Using N-Bromosuccinimide.
Part I: Titrimetric Methods.
- N-Bromosuccinimide in the Analysis of the Terminal Acetylenic Functional Group.
- Analytical Study of the Reaction Products Between NBS and Some Non – Steroidal Anti-inflammatory Agents in Aqueous –Organic Media.
- A Contribution to the Analysis of Flufenamic Acid and Mefenamic acid.
- Spectrophotometric Determination of Some Anti-inflammatory Agents Using N- Bromosuccinimide.
Member of Defense Committee
The Egyptian Syndicate of Pharmacy.
- The Egyptian Society of Pharmaceutical Science.
Journal of Advanced Pharmaceutical Technology
Attended Workshops:
Training courses in FLDP.
Drug Design and Molecular Modeling Faculty of Pharmacy El Mansora Univ.
-Chiral and achiral liquid chromatographic separation of palonosetron hydrochloride and its related impurities utilizing two different stationary phases: Polysaccharide and alkyl amide columns
Marwa A.El-Wahab MubarakaRamzia I.El-BagarybM.Abdul-Azim MohammadcNisreen F.Abo-TalibaEhab F.Elkadyc
Microchemical Journal , Volume 168, September 2021, 106398
-Nanomolar potency of imidazo[2,1-b]thiazole analogs as indoleamine 2,3-dioxygenase inhibitors
89- Menna A. Ewida
90- 1
Heba A. Ewida, Mahmoud S. Ahmed, Heba Abdelrasheed Allam, Ramzia I. ElBagary ,Riham F. George, Hanan H. Georgey, Hussein I. El‐Subbagh
Arch. Pharm. 2021;e2100202. wileyonlinelibrary.com/journal/ardp | 1 of 15 https://doi.org/10.1002/ardp.202100202
- 3-Methyl-imidazo[2,1-b]thiazole derivatives as a new class of antifolates: Synthesis, in vitro/in vivo bio-evaluation and molecular modeling simulations
Menna A. Ewida a , Heba A. Ewida b , Mahmoud S. Ahmed c , Heba Abdelrasheed Allam d , Ramzia I. ElBagary a , Riham F. George d,* , Hanan H. Georgey d,e,* , Hussein I. El-Subbagh f,*
Bioorganic Chemistry
Volume 115, October 2021, 105205