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Article

Method Development for Separation of Active Ingredients in Cold Medicines by Micellar Electrokinetic Chromatography

by
Leena Suntornsuk
*,
Ongart Pipitharomel
and
Prapin Wilairat
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Mahidol University, 447 Sri-Ayudhaya Rd., Rajathevee, Bangkok 10400, Thailand
*
Author to whom correspondence should be addressed.
Sci. Pharm. 2003, 71(3), 235-250; https://doi.org/10.3797/scipharm.aut-03-22
Submission received: 20 November 2002 / Revised: 6 February 2003 / Accepted: 6 February 2003 / Published: 5 August 2003

Abstract

Separation of nine commonly used active ingredients in cold medicines, were demonstrated by micellar electrokinetic chromatography. The ingredients included paracetamol, chlorpheniramine maleate, diphenhydramine hydrochloride, triprolidine hydrochloride, phenylpropanolamine hydrochloride, dextromethorphan hydrobromide, loratadine, aspirin and caffeine. Effects of buffer concentrations, pH, organic modifiers and capillary length were investigated. The optimum conditions were achieved in 10 mM sodium dihydrogenphosphate-sodium tetraborate buffer, pH 9.0, containing 50 mM sodium dodecyl sulfate and 28% v/v acetonitrile using the effective length of 50 cm, the separating voltage of +15 kV and the capillary temperature of 30°C. Separation of all peaks was obtained within 28.4 min with a resolution of 1.2.
Keywords: cold medicine ingredients; micellar electrokinetic chromatography (MEKC) cold medicine ingredients; micellar electrokinetic chromatography (MEKC)

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MDPI and ACS Style

Suntornsuk, L.; Pipitharomel, O.; Wilairat, P. Method Development for Separation of Active Ingredients in Cold Medicines by Micellar Electrokinetic Chromatography. Sci. Pharm. 2003, 71, 235-250. https://doi.org/10.3797/scipharm.aut-03-22

AMA Style

Suntornsuk L, Pipitharomel O, Wilairat P. Method Development for Separation of Active Ingredients in Cold Medicines by Micellar Electrokinetic Chromatography. Scientia Pharmaceutica. 2003; 71(3):235-250. https://doi.org/10.3797/scipharm.aut-03-22

Chicago/Turabian Style

Suntornsuk, Leena, Ongart Pipitharomel, and Prapin Wilairat. 2003. "Method Development for Separation of Active Ingredients in Cold Medicines by Micellar Electrokinetic Chromatography" Scientia Pharmaceutica 71, no. 3: 235-250. https://doi.org/10.3797/scipharm.aut-03-22

APA Style

Suntornsuk, L., Pipitharomel, O., & Wilairat, P. (2003). Method Development for Separation of Active Ingredients in Cold Medicines by Micellar Electrokinetic Chromatography. Scientia Pharmaceutica, 71(3), 235-250. https://doi.org/10.3797/scipharm.aut-03-22

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