scholarly journals Development and Validation of Tramadol Hydrochloride in Bulk and Pharmaceutical Dosage Form by Ultraviolet Spectroscopy

Author(s):  
Meenu Chaudhary ◽  
Nidhi S

A simple, rapid, accurate, precise and economic spectrophotometric technique for estimation of tramadol hydrochloride in 0.1N HCl have been developed. Tramadol Hydrochloride exhibit absorbance most 270nm when 0.1N HCl used as solvent proportion, so absorbance was once measured at the identical wavelengths for the determination of Tramadol Hydrochloride obeys Beer Lambert’s law in the concentration range of 20-180µg/ml. The present study describes development and validation of simple and economic UV spectrophotometric method for the estimation of Tramadol Hydrochloride in bulk and injection dosage form using absorbance maxima method. Solubility studies indicated that a Tramadol Hydrochloride shows better solubility in proposed diluents i.e., 0.1N HCl solution the ? max of Tramadol Hydrochloride was found to be 270nm. Because of cost effective and minimal maintenance, the present UV spectrophotometric methods can be preferred at small scale industries as compared to other reported methods.

Author(s):  
Ajinkya G. Dhandar ◽  
Saurabh B. Ganorkar ◽  
Amod S. Patil ◽  
Atul A. Shirkhedkar

The present work described the development of two simple, accurate, rapid, cost effective and reproducible UV-Spectrophotometric methods for the simultaneous estimation of Quinfamide and Mebendazole in bulk and in laboratory mixture using 0.01M methanolic HCl as a solvent. The absorption maximum for Quinfamide and Mebendazole were found to be at 260.00 nm and 232.40 nm respectively. Beer’s - lamberts was followed in concentration ranges of 1 - 6 μg/mL for Quinfamide and 2- 12 μg/mL for Mebendazole. The percentage recovery of Quinfamide and mebendazole ranged from 98.48 to 99.08 and 98.83 to 99.62 (Method I); from 98.14 to 98.93 and 99.16 to 99.35 (Method II) for Quinfamide and Mebendazole. The established methods were sensible for simultaneous quantitative determination of both these drugs in fixed dose combinations. Validation of both these methods was performed as per ICH guidelines. The developed methods can routinely be used for estimation of both these drugs in their combined dosage form.


Author(s):  
Pushpa Latha E. ◽  
Sailaja B.

Analytical UV derivative spectrophotometric method was developed and validated to quantify Rizatriptan Benzoate in pure drug and tablet dosage form. Based on the spectrophotometric characteristics of Rizatriptan Benzoate, a signal of zero (225nm), first (216nm), second (237nm), third (233nm), fourth (231nm) order derivative spectra were found to be adequate for quantification. The methods obeyed Beer's law in the concentration range of (0.1-360µg/ml) with square correlation coefficient (r2) of 0.999. The mean percentage recovery was found to be 100.01 ± 0.075. As per ICH guidelines the results of the analysis were validated in terms of linearity, precision, accuracy, limit of detection and limit of quantification, and were found to be satisfactory.


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