scholarly journals Hydrotropy – A Solubility Enhancement Tool for the Estimation of Cefdinir in its Suspension Dosage Form by UVSpectroscopy

2020 ◽  
Vol 13 (1) ◽  
pp. 232-241
Author(s):  
Susmitha A ◽  
Gireesh Kumar. E

Present work describes development and validation of a simple, novel, accurate, precise, economical and reproducible spectrophotometric method in ultraviolet region for the assay of Cefdinir in suspension formulation using sodium bicarbonate and distilled water (1:9) as hydrotropic solvent. Cefdinir exhibits absorption maxima at 287nm in hydrotropic solvent. Beer’s law was found to be obeyed in the concentration range of 2.5-17.5μg/ml. The developed method was validated as per the ICH guidelines. The calibration plot was linear over the concentration range investigated (2.5–17.5µg/ml) for Cefdinir in hydrotropic solvent with correlation coefficient, r2 , 0.99903. The method is accurate, precise and economical. In this proposed method, there was no interference from common pharmaceutical excipients. The proposed method is therefore successfully used for the routine analysis of the Cefdinir in its suspension dosage form.

Author(s):  
Anas Rasheed ◽  
Osman Ahmed

A specific, precise, accurate ultra pressure liquid chromatography (UPLC) method is developed for estimation of chlophedianol hydrochloride in bulk drug and syrup dosage form. The method employed with Hypersil BDS C18 (100 mm x 2.1 mm, 1.7 μm) in a gradient mode, with mobile phase of methanol and acetonitrile in the ratio of 65:35 %v/v. The flow rate was 0.1 ml/min and effluent was monitored at 254 nm. Retention time was found to be 1.130±0.005 min. The method was validated in terms of linearity, accuracy, precision, limit of detection (LOD), limit of quantification (LOQ)in accordance with ICH guidelines. Linear regression analysis data for the calibration plot showed that there was good linear relationship between response and concentration in the range of 20-100 μg/ml respectively. The LOD and LOQ values were found to be 2.094(μg/ml)and 6.3466(μg/ml)respectively. No chromatographic interference from syrup excipients and degradants were found. The proposed method was successfully used for estimation of chlophedianol hydrochloride in syrup dosage form.


INDIAN DRUGS ◽  
2019 ◽  
Vol 56 (08) ◽  
pp. 57-60
Author(s):  
J. B Prajapati ◽  
H Rao ◽  
H Shah ◽  

The present paper discusses about a simple, precise and validated method for the determination of selegiline loaded solid lipid nanoparticles. The study was carried as per the parameters laid down in ICH guidelines. Maximum wavelength of selegiline in 8:2 methanol: chloroform mixture was selected at 258nm. The method was found to be linear in the range of 200μg/mL to 1000μg/mL with correlation coefficient R2 of 0.994. Method was successfully validating as per ICH guidelines. Moreover, this method was simple, sensitive and easy to apply and can be performed at laboratory scale. Hence, the proposed method can be used for analysis of determination of selegiline loaded solid lipid nanoparticles.


Author(s):  
ANJALI P. KOKANE ◽  
VARSHA S. TEGELI ◽  
BHAGYASHRI S. SHINDE

Objective: The current work intended towards the developed and validated by using Simple, rapid, sensitive, precise and specific method UV Spectrophotometric method for the estimation of Ipratropium bromide in API and pharmaceutical formulation. Methods: Water used as a solvent and the absorbance of the drug was measured at the absorbance’s maxima of Ipratropium bromide λmax is 214 nm. Result: Calibration curve plotted in concentration range 20-120µg/ml exhibit the linearity relationship with line equation y=0.0062x+0.3161 and r2=0.995. The Accuracy was found to be 99.5-100.1%, the precision %RSD= 0.12888-0.30533, and the LOD and LOQ is 8.78266-28.5881. The method was found to comply with all the validation parameters as per ICH guidelines indicating the sensitivity of the method towards analyte. Conclusion: The method can be used satisfactory for the routine analysis of Ipratropium Bromide present in API and Pharmaceutical dosage form.


Author(s):  
S. Khadeerunnisa ◽  
T. VimalakKannan ◽  
T. Vijaya Lakshmi

A simple, precise, accurate and economical UV spectrophotometric method has been developed and validated for the estimation of Minoxidil in the tablet dosage form. Minoxidil shows maximum absorbance at 279.4nm. The method was carried out by using 0.1N HCl as a solvent. The drug shows linearity from the concentration range of 1-6µg/ml and correlation coefficient was found to be 0.9992. The proposed method was statistically validated for precision, accuracy, ruggedness, robustness, the limit of detection, quantitation as per the ICH guidelines. Hence this method can be successfully applied for routine analysis of Minoxidil in bulk and tablet dosage form.


2020 ◽  
Vol 13 (1) ◽  
pp. 212-219
Author(s):  
Romana Mahivish ◽  
Manjunath SY ◽  
Hemant Kumar

A simple, rapid, sensitive and accurate UV-spectrophotometric method has been developed for the estimation of zileuton in pharmaceutical formulation. The method was developed by using 0.1 N Sodium hydroxide as a solvent and absorbance was measured at 230 nm. The drug exhibited the linearity in the concentration range of 1-6 μg/ml with correlation coefficient of 0.9993. The % recovery of the drug was found to be 98.62 % - 100.5 %. The method was validated as per ICH guidelines. The proposed methods are economical and sensitive for the estimation of zileuton in bulk and tablet dosage form.


2021 ◽  
Vol 16 (3) ◽  
pp. 267-273
Author(s):  
Afreen ◽  
Manjunath SY ◽  
Hemant Kumar T

A simple, rapid, sensitive and accurate UV-spectrophotometric method has been developed for the estimation of Famciclovir in pharmaceutical formulation. The method was developed by using 0.1 N HCl as a solvent and absorbance was measured at 312 nm. The drug exhibited the linearity in the concentration range of 2-12 μg/ml with a correlation coefficient of 0.9978. The % recovery of the drug was found to be 98.62 % - 100.5 %. The method was validated as per ICH guidelines. The proposed method is economical and sensitive for the estimation of Famciclovir in bulk and tablet dosage form.


Author(s):  
D. Sireesha ◽  
K. Ganesh ◽  
G. Nikitha ◽  
B. Vasudha

A simple, rapid and precise spectrophotometric method has been developed for simultaneous estimation of Metformin and Glipizide. The method involved estimation of Metformin and Glipizide by simultaneous equation at 272nm and 232nm respectively in their solution in water. This method was validated with respect to linearity, accuracy, precision, LOD and LOQ. Beer’s law obeyed in the concentration range of 5-25μg/ml and 20-50μg/ml for Metformin and Glipizide respectively with the correlation coefficient of above 0.99. Limit of detection and quantification values were determined to be 0.214μg/ml and 0.649μg/ml for Metformin and 0.608μg/ml and 1.854μg/ml for Glipizide respectively. Mean recovery of Metformin and Glipizide were found to be in the range of 98-102% signifies the accuracy of the method. The method was found to be precise as %RSD was less than 2.


2010 ◽  
Vol 7 (s1) ◽  
pp. S414-S418
Author(s):  
P. Mamatha ◽  
P. V. Anantha Lakshmi ◽  
P. L. Prasunamba

A new simple, rapid, accurate, sensitive and precise spectrophotometric method in ultra violet region has been developed for the determination of levoceterizine dihydrochloride (LCTZ) in bulk drug and tablet dosage form. Levoceterizine dihydrochloride exhibited maximum absorbance at 232 nm with apparent molar absorptivity of 1.5104×104in double distilled water. Beer's law was found to be obeyed in the concentration range of 4-20 µg mL-1. Correlation coefficient was found to be 0.9998. Results of the analysis were validated statistically and by recovery studies. The proposed method is useful for the routine estimation of LCTZ in bulk and tablet dosage form.


Author(s):  
BHAGYASHRI S. SHINDE ◽  
M. S. KALSHETTI ◽  
ANJALI P. KOKANE

Objective: A new sensitive, economical, simple, rapid UV spectrophotometric method has been developed for the estimation of Saxagliptin in API and pharmaceutical formulation. Methods: Calibration curve method was used for the estimation of Saxagliptin in API and pharmaceutical formulation. Results: The method was validated for linearity, range, accuracy, precision, robustness, LOD, LOQ. Linearity was found in the range of 10-60µg/ml. Accuracy was performed by using a recovery study. The amount of drug recovered was found to be in the range of 99.01-100.1%. All the parameters were validated as per the ICH guidelines. Conclusion: This method is suitable forused routine analysis of present Saxagliptin in API and Pharmaceutical dosage form.


2013 ◽  
Vol 2013 ◽  
pp. 1-6
Author(s):  
Vishnu P. Choudhari ◽  
Sanket R. Parekar ◽  
Subhash G. Chate ◽  
Pradeep D. Bharande ◽  
Rajiv R. Singh ◽  
...  

A simple, economical, precise, and accurate new UV-visible spectrophotometric baseline manipulation method for simultaneous determination of tenofovir disoproxil fumarate (TE) and emtricitabine (EM) in combined tablet dosage form has been developed. The method is based on baseline manipulation (difference) spectroscopy where amplitudes at 261 and 289.9 nm were selected to determine TE and EM, respectively, in combined formulation, and distilled water was used as solvent. Both drugs obey Beer’s law in the concentration ranges of 4–20 μg/mL for TE and 6–30 μg/mL for EM. The results of analysis have been validated statistically, and recovery studies confirmed the accuracy of the proposed method which was carried out by following the ICH guidelines.


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