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Original Articles

Spectrophotometric Determination of Methyldopa in Pure and Pharmaceutical Preparations

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Pages 1007-1020 | Received 06 Nov 1997, Accepted 21 Jan 1998, Published online: 23 Aug 2006

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Marcos Grünhut, ValdomiroL. Martins, MariaE. Centurión, Mário Cesar Ugulino Araújo & BeatrizS.Fernández Band. (2011) Flow-Batch Analyzer for the Chemiluminescence Determination of Catecholamines in Pharmaceutical Preparations. Analytical Letters 44:1-3, pages 67-81.
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Matthieu Tubino, DéboraC. D. V. Batista & José Augusto R. Rodrigues. (2006) Kinetic Method for the Determination of α‐Methyldopa in Pharmaceutical Preparations: Analytical Procedure and Reaction Mechanism Considerations. Analytical Letters 39:2, pages 327-339.
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Tehseen Aman, Fouzia Naureen, Asrar Ahmad Kazi, Islam Ullah Khan & Mohammad Akram Kashmiri. (2002) AMMONIUM MOLYBDATE AS A SPECTROPHOTOMETRIC REAGENT FOR THE DETERMINATION OF INDOMETHACIN IN PURE AND PHARMACEUTICAL PREPARATIONS. Analytical Letters 35:6, pages 1007-1020.
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Tehseen Aman, Ayesha Ahmad, Mohammad Aslam & M. A. Kashmiri. (2002) SPECTROPHOTOMETRIC DETERMINATION OF TRIPROLIDINE HYDROCHLORIDE BY m-DINITROBENZENE IN PHARMACEUTICAL PREPARATIONS. Analytical Letters 35:4, pages 733-746.
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Tehseen Aman, Afifa Mobashar, M. Akhtar Javed, Asrar Ahmed Kazi, Islam Ullah Khan & M. A. Kashmiri. (2001) SODIUM DIETHYLDITHIOCARBAMATE AS A SPECTROPHOTOMETRIC REAGENT FOR THE DETERMINATION OF CHLORAL HYDRATE. Analytical Letters 34:15, pages 2671-2684.
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Tehseen Aman, Asrar A. Kazi, Muhammad Irfan Hussain, Shamma Firdous & Islam Ullah Khan. (2000) Spectrophotometry Determination of Amitriptyline-HCl in Pure and Pharmaceutical Preparations.. Analytical Letters 33:12, pages 2477-2490.
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Islam Ullah Khan, Tehseen Aman, Ambreen Ashraf & Asrar A. Kazi. (1999) Spectrophotometric Determination of Naproxen in Pure and Pharmaceutical Preparations. Analytical Letters 32:10, pages 2035-2050.
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Articles from other publishers (14)

Somayeh Tajik, Mohammad Reza Aflatoonian, Hadi Beitollahi, Iran Sheikh Shoaie, Zahra Dourandish, Garkani Nejad Fariba, Behnaz Aflatoonian & Mehdi Bamorovat. (2020) Electrocatalytic oxidation and selective voltammetric detection of methyldopa in the presence of hydrochlorothiazide in real samples. Microchemical Journal 158, pages 105182.
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Nisreen jassam Alaallah, Saadiyah Ahmad Dhahir & Hameed Hussein Ali. (2020) Spectrophotometric evaluationof methyldopa in pure and pharmaceutical formulation using Ecological-friendly Method. IOP Conference Series: Materials Science and Engineering 871:1, pages 012033.
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Ehsan Pourtaheri, Mohammad Ali Taher, Hadi Beitollahi & Rahman Hosseinzadeh. (2019) Analysis of methyldopa in the presence of phenylephrine using electrocatalytic effect of a ferrocene derivative at a surface of feather like La 3+ /ZnO nano-flowers modified carbon paste electrode . Applied Organometallic Chemistry 33:2, pages e4736.
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Mohsen Keyvanfard, Mehdi Hatami, Vinod Kumar Gupta, Shilpi Agarwal, Hasan Sadeghifar & Mohammad A. Khalilzadeh. (2017) Liquid phase analysis of methyldopa in the presence of tyrosine using electrocatalytic effect of a catechol derivative at a surface of NiO nanoparticle modified carbon paste electrode. Journal of Molecular Liquids 230, pages 290-294.
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Kanchan Upadhyay, Anupama Asthana & Raunak Kumar Tamrakar. (2014) Extractive spectrophotometric determination of α-methyldopa in bulk dosage and in its formulations. Research on Chemical Intermediates 41:8, pages 5521-5528.
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Paulo Roberto da Silva Ribeiro & Reginária Morais Duarte. (2014) Development and validation of a simple spectrophotometric method for the determination of methyldopa in both bulk and marketed dosage formulations. Brazilian Journal of Pharmaceutical Sciences 50:3, pages 573-582.
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Alexey E. Poliakov, Anastasia V. Dumshakova, Svetlana V. Muginova & Tatiana N. Shekhovtsova. (2011) A peroxidase-based method for the determination of dopamine, adrenaline, and α-methyldopa in the presence of thyroid hormones in pharmaceutical forms. Talanta 84:3, pages 710-716.
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Faten A. Nour El‐Dien, Eman Y. A. Frag & Gehad G. Mohamed. (2010) Coupling reaction and complex formation for the spectrophotometric determination of physiologically active catecholamines in bulk, pharmaceutical preparations and urine samples of schizophrenic patients. Drug Testing and Analysis 2:5, pages 234-242.
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S. M. T. Shaikh, D. H. Manjunatha, K. Harikrishna, K. C. Ramesh, R. Sudhir Kumar & J. Seetharamappa. (2008) Diazocoupling reaction for the spectrophotometric determination of physiologically active catecholamines in bulk and pharmaceutical preparations. Journal of Analytical Chemistry 63:7, pages 637-642.
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M. A. Gotardo, L. S. Lima, R. Sequinel, J. L. Rufino, L. Pezza & H. R. Pezza. (2008) A simple spectrophotometric method for the determination of methyldopa using p-chloranil in the presence of hydrogen peroxide. Eclética Química 33:3, pages 7-12.
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P. R. S. Ribeiro, L. Pezza & H. R. Pezza. (2005) Spectrophotometric determination of methyldopa in pharmaceutical formulations. Eclética Química 30:3, pages 23-28.
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P. Nagaraja, R.A. Vasantha & K.R. Sunitha. (2001) A new sensitive and selective spectrophotometric method for the determination of catechol derivatives and its pharmaceutical preparations. Journal of Pharmaceutical and Biomedical Analysis 25:3-4, pages 417-424.
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R. K. Gilpin & L. A. Pachla. (1999) Pharmaceuticals and Related Drugs. Analytical Chemistry 71:12, pages 217-234.
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M.H Sorouraddin, J.L Manzoori, M Dameshghi & A.M Haji Shabani. (1998) Spectrophotometric determination of some vic-diol containing drugs using ion-exchange resins. Journal of Pharmaceutical and Biomedical Analysis 18:4-5, pages 883-888.
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