Stability-indicating method development for quantification of bromopride, its impurities, and degradation products by ultra-high performance liquid chromatography applying Analytical Quality by Design principles

Author(s):  
Juliana Caldeira Abreu ◽  
Amanda Guiraldelli Mahr ◽  
Claudimir Lucio do Lago
2021 ◽  
Vol 2021 ◽  
pp. 1-12
Author(s):  
Nabil K. Alruwaili

The use of analytical quality by design (AQbD) approach in the optimization of the high-performance liquid chromatography (RP-HPLC) method is a novel tool. Three factors and three levels of Box–Behnken statistical design (BBD) were used for method optimization and analysis of atorvastatin. The mobile phase (acetonitrile: water), flow rate (Rt), and UV wavelength were used as independent variables. Their effects were observed in the area of the chromatogram (AU), retention time (Rt, min), and tailing factor (%). The optimized HPLC condition was found as acetonitrile:water (50 : 50), flow rate (0.68 ml/min), and UV wave length (235 nm). It gives the retention time of 2.43 min with the linearity range of 5–30 μg/ml with a high regression value (r2 = 0.999). The method was found to be precise and accurate with low % RSD (<5%). The refrigeration stability indicated that atorvastatin was stable. The force degradation study showed that the atorvastatin was fully unstable in UV light and stable in 0.1 M basic condition. It concluded that this QbD optimized method is suitable for quantification of the atorvastatin from the formulation as well as pharmacokinetic parameters.


Author(s):  
KADALI JAGADEESH ◽  
ANNAPURNA N

Objective: A sensitive, rapid, accurate, and precise stability indicating high-performance liquid chromatography method was developed and validated for the simultaneous estimation of metformin (MET) and ertugliflozin (ERT). Methods: The planned chromatographic method was developed using Kromasil C18 column using 0.1 M sodium dihydrogen phosphate methanol (50:50, by volume, pH 4.0) as mobile phase system followed by peak area response measurement at 238 nm. The developed method was validated by means of ICH guidelines about system suitability, linearity, sensitivity, selectivity, accuracy, precision, robustness, and specificity. Results: Calibration curves of MET and ERT are linear from 250 to 750 μg/ml and 3.75 to 11.25 μg/ml, respectively. Relative standard deviation is <2.0% and recovery is ̴ 100%. Successfully, the developed method was applied for the simultaneous determination of MET and ERT in tablets and to study degradation of MET and ERT in acidic, alkaline, oxidation, thermal, and photolytic degradation conditions. No obstructions from additional common excipients of tablets and degradants were observed. Conclusion: The results recommended method suitability for the analysis of MET and ERT in quality control laboratories.


Author(s):  
Nirma Chavda ◽  
Suresh Kumar

The literature survey explains that there is not any stability indicating method reportedly for combination of Azelnidipine and Telmisartan till date. Validation and development of stability indicating analytical methods is possible as per ICH Guidelines. There are several of Spectroscopic methods such as Ultraviolet Spectroscopy, Mass spectroscopy, infrared spectroscopy, Nuclear magnetic resonance spectroscopy and Chromatographic methods such as High performance liquid chromatography, Thin layer Chromatography, High Performance thin layer chromatography, Gas chromatography and Ultra performance liquid chromatography etc. used for stability indicating method development and validation.


Author(s):  
Amitkumar J. Vyas ◽  
Nilam M. Visana ◽  
Ajay I. Patel ◽  
Ashok B. Patel ◽  
Nilesh K. Patel ◽  
...  

Analytical methods are required to be developed at different stages of the pharmaceutical product life cycle. The concept of QbD can be extended to analytical method development known as analytical quality by design (AQbD). Quality by design is a systematic approach to development that begins with predefined objects and emphasizes product and process understanding and helps in the systematic approach to drug development. The concepts described in ICH Q8- Q11, commonly referred to as quality by design (QbD), have also been applied to the development of analytical methods. The benefits of applying the QbD principle to analytical methods include identifying and minimizing sources of variability that may lead to poor method robustness and ensuring that the method meets its intended performance requirements throughout the product and method lifecycle. Stress testing is a very important tool in pharmaceutical research and development to predict long-term stability. Stress studies should be performed in stability-indicating method development to understand drug behavior but also can be performed with method validation for regulatory filling predict stability and measure impurities. For determination of degradation pathways and structural elucidation of degradation produced, these stress testing are helpful. It is also used to select the storage condition and improve the manufacturing process of formulations.


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