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Journal of Liquid Chromatography Volume 18, 1995 - Issue 16
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Original Articles

Simultaneous Determination of Ephedrine and 2-Imidazolines in Pharmaceutical Formulations by Reversed-Phase Hplc

D. De Orsi Laboratorio di Chimica del Farmaco, Istituto Superiore di Sanità Viale Regina Elena, 299-00161, Rome, Italy
,
L. Gagliardi Laboratorio di Chimica del Farmaco, Istituto Superiore di Sanità Viale Regina Elena, 299-00161, Rome, Italy
,
G. Cavazzutti Laboratorio di Chimica del Farmaco, Istituto Superiore di Sanità Viale Regina Elena, 299-00161, Rome, Italy
,
M. G. Mediati Laboratorio di Chimica del Farmaco, Istituto Superiore di Sanità Viale Regina Elena, 299-00161, Rome, Italy
&
D. Tonelli Dipartimento di Chimica Industriale e dei Materiali, Università di Bologna Viale de Risorgimento, 4 40136, Bologna, Italy
Pages 3233-3242 | Received 01 Mar 1995, Accepted 23 Jun 1995, Published online: 23 Sep 2006

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T. Korodi, M. Dulavová, E. Urban, H. Kopelent-Frank & B. Lachmann. (2014) A STABILITY-INDICATING HPLC METHOD FOR THE DETERMINATION OF NAPHAZOLINE AND ITS DEGRADATION PRODUCT AND METHYL PARAHYDROXYBENZOATE IN PHARMACEUTICAL PREPARATIONS. Journal of Liquid Chromatography & Related Technologies 37:10, pages 1321-1333.
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J. Joseph-Charles & M. Bertucat. (1999) Simultaneous Determination of Naphazoline Nitrate and Tetramethylthionine Base in Eye Drops by First-Derivative UV Spectrophotometry. Analytical Letters 32:2, pages 373-382.
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Kai-On Chu & Kam-Chung Tin. (1998) Analysis of Antihistamines in Cough Syrup. Analytical Letters 31:11, pages 1879-1890.
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Articles from other publishers (16)

Rehab M Abdelfatah & Maimana A Magdy. (2023) Green Easily Implemented Spectrophotometric Methods for Concurrent Determination of Ephedrine Hydrochloride and Naphazoline Nitrate in Nasal Preparations Containing Methylparaben. Journal of AOAC International.
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Amira M. Hegazy, Afnan S. Batubara, Mohamed A. Abdelgawad, Mohamed El-Sherbiny, Mohammed M. Ghoneim, Adel M. Ahmed & Mohammed Gamal. (2022) Recommended and verified stability indicating GC–MS procedures for green separation of quaternary mixture of naphazoline, ephedrine, methylparaben, and naphazoline impurity. Microchemical Journal 183, pages 108058.
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Elsayed Elgazzar, Khaled Attala, Shimaa Abdel-Atty & Ahmed M. Abdel-Raoof. (2022) A screen printed methodology optimized by molecular dynamics simulation and Lean Six Sigma for the determination of xylometazoline in the presence of benzalkonium chloride in nasal drops. Talanta 242, pages 123321.
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Basma M. Eltanany, Aya A. Mouhamed, Nesrine T. Lamie & Nadia M. Mostafa. (2021) Smart Multivariate Spectrophotometric Assisted Techniques for Simultaneous Determination of Ephedrine Hydrochloride and Naphazoline Nitrate in the Presence of Interfering Parabens. Current Pharmaceutical Analysis 17:8, pages 1104-1112.
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Rabia Zafar, Islam Ullah Khan, Shahzad Sharif, Sidra Farid, Haffsah Iqbal & Samia Islam Khan. (2020) High Performance Liquid Chromatographic–Diode Array Detector Method for Simultaneous Determination of Aspirin, Caffeine and Ephedrine in Weight Loss Formulations, Human Plasma and in vitro Drug–Drug Interaction Studies. Journal of Analytical Chemistry 75:12, pages 1589-1598.
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Maimana A. Magdy & Rehab M. Abdelfatah. (2020) Green validated HPTLC and HPLC methods for determination of ephedrine hydrochloride and naphazoline nitrate in the presence of methylparaben, in their pure forms and pharmaceutical formulation. JPC – Journal of Planar Chromatography – Modern TLC 33:2, pages 141-148.
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M. E. Fathy, S. Abo El Abass Mohamed, H. Elmansi & F. Belal. (2017) Simultaneous Determination of Cromolyn Sodium Combined Dosage Forms Using Isocratic HPLC Method. Journal of Chromatographic Science 55:1, pages 14-22.
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Maha Abdel Monem Hegazy, Medhat Ahmed Al-Ghobashy, Basma Mohamed Eltanany & Fatma Issa Khattab. (2015) Spectral resolution and simultaneous determination of oxymetazoline hydrochloride and sodium cromoglycate by derivative and ratio-based spectrophotometric methods. European Journal of Chemistry 6:3, pages 319-324.
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Y. M. Issa & S. I. M. Zayed. (2004) Construction and Analytical Applications of Plastic Membrane Electrode for Oxymetazoline Hydrochloride. Analytical Sciences 20:2, pages 297-300.
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A.F Marchesini, M.R Williner, V.E Mantovani, J.C Robles & H.C Goicoechea. (2003) Simultaneous determination of naphazoline, diphenhydramine and phenylephrine in nasal solutions by capillary electrophoresis. Journal of Pharmaceutical and Biomedical Analysis 31:1, pages 39-46.
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J.M Lemus Gallego & J Pérez Arroyo. (2003) Determination of prednisolone and the most important associated compounds in ocular and cutaneous pharmaceutical preparations by micellar electrokinetic capillary chromatography. Journal of Chromatography B 784:1, pages 39-47.
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Z Milojevic, D Agbaba, S Eric, D Boberic-Borojevic, P Ristic & M Solujic. (2002) High-performance liquid chromatographic method for the assay of dexamethasone and xylometazoline in nasal drops containing methyl p-hydroxybenzoate. Journal of Chromatography A 949:1-2, pages 79-82.
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Héctor C. Goicoechea & Alejandro C. Olivieri. (2002) Chemometric assisted simultaneous spectrophotometric determination of four-component nasal solutions with a reduced number of calibration samples. Analytica Chimica Acta 453:2, pages 289-300.
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Mayte Gil-Agustı́, José Ramón Torres-Lapasió, Marı́a Celia Garcı́a-Alvarez-Coque & Josep Esteve-Romero. (2000) Comparison of the performance of butanol and pentanol as modifiers in the micellar chromatographic determination of some phenethylamines. Journal of Chromatography A 866:1, pages 35-49.
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Sabry Khalil. (1999) Analytical application of atomic emission and atomic absorption spectrometry for the determination of imidazoline derivatives based on formation of ion-associates with sodium cobaltinitrite and potassium ferricyanide. Mikrochimica Acta 130:3, pages 181-184.
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Roger K. Gilpin & Lawrence A. Pachla. (1997) Pharmaceuticals and Related Drugs. Analytical Chemistry 69:12, pages 145-164.
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