Validation of RP-HPLC Method for Simultaneous Estimation of Cefixime Trihydrate and Clavulanate Potassium in Tablets

Author(s):  
S.S. Zade ◽  
Bhatpalliwar V.B ◽  
N S Mendhule ◽  
M V Murkhekar ◽  
R S Alaspure ◽  
...  

A simple, accurate, precise, rapid and economic HPLC method has been developed and validated for the simultaneous estimation of cefixime trihydrate and clavulanate potassium in tablet dosage forms. The chromatographic separation was achieved on a Hypersil C18 column (4.6 x 250 mm, 5 μm particle size). For HPLC method development, a mobile phase consisting of methanol: 30 mM potassium dihydrogen phosphate buffer pH 3.0 adjusted with orthophosphoric acid (30:70 v/v) was used at flow rate of 1.0 ml/min. The optimum wavelength selected was 278 nm. Under these chromatographic conditions, cefixime trihydrate and clavulanate potassium peaks were well resolved, with retention times of cefixime trihydrate and clavulanate potassium being 5.8266 and 3.2633 min, respectively. The proposed method was found to have excellent linearity in the concentration range 20-100 μg/ml with correlation coefficients r2 = 0.9946 and 0.9926, respectively. The method was validated for linearity, precision, LOD, LOQ and robustness. The proposed method was optimized and validated as per the ICH guidelines.

Author(s):  
B. Sivagami ◽  
B. Reddy Padmaja ◽  
M. Niranjan Babu

A simple, accurate, precise method was developed for the simultaneous estimation of Dapagliflozin and Saxagliptin in Tablet dosage form. Chromatogram was run through Standard BDS C8 column (50 × 4.6 mm, 5) The Mobile phase containing Potassium dihydrogen phosphate: Acetonitrile in the ratio 55:45, pH was adjusted to 3.8 with dilute orthophosphoric acid. The solution was pumped through the column at a flow rate of 1 ml/min. The column temperature was maintained at 30°C. Optimized wavelength selected was 210 nm. Retention time of Dapagliflozin and Saxagliptin were found to be 2.266 min and 2.805 min. % RSD of the Dapagliflozin and Saxagliptin were found to be 0.5 and 0.5 respectively. % Recovery was obtained as 98.98% and 98.72% for Dapagliflozin and Saxagliptin respectively. LOD, LOQ values obtained from regression equations of Dapagliflozin and Saxagliptin were 0.20, 0.60 and 0.26, 0.79 respectively. Regression equation of Dapagliflozin is y = 37377x + 89244, and y =12254x + 3122 of Saxagliptin. The retention times were decreased so that the run time also decreased. So the method developed was simple and economical that can be applied successfully for simultaneous estimation of both Dapagliflozin and Saxagliptin in bulk and combined tablet formulation.


2017 ◽  
Vol 5 (04) ◽  
pp. 10-16 ◽  
Author(s):  
Jahnavi Bandla ◽  
S. Ganapaty

Stability indicating RP-HPLC method was developed for the simultaneous quantitation of Sofosbuvir and Velpatasvir in its pharmaceutical dosage form and validated. The drugs were separated on Discovery C18 (150mm x 4.6mm, 5μ) column using 0.01N potassium dihydrogen phosphate buffer and acetonitrile (50:50%v/v) as mobile phase on isocratic mode. The mobile phase is pump into the column at flow rate of 1.0ml/min and column oven temperature is maintained at 30ºC. The drugs were detected at a wavelength 240nm. The retention time for Sofosbuvir and Velpatasvir were found to be 2.32min and 3.34min respectively. The developed method is validated in accordance with ICH guidelines. The method was found to be accurate, precise, specific and robust. The method obeys Beer’s law at a concentration range of 100μg/ml – 600μg/ml of Sofosbuvir and 25μg/ml – 150μg/ml of Velpatasvir, with correlation coefficient of 0.999 for both the drugs. The drugs were found to be stable and less prone to degradation when they are subjected to various stress conditions.


INDIAN DRUGS ◽  
2013 ◽  
Vol 50 (06) ◽  
pp. 20-23
Author(s):  
S Sahoo ◽  
◽  
P. K. Panda ◽  
S. K. Mishra

A simple, fast, accurate and precise reverse phase HPLC method is developed and described for the determination of ramelteon in tablet dosage form. Chromatography was carried on an ODS column using a mixture of acetonitrile and phosphate buffer pH 7.0 (35:65 V/V) as the mobile phase at a flow rate of 1.0 mL/min with detection at 286 nm. The retention time of the drug was 7.7 min. The procedure was validated for linearity, precision, accuracy, and robustness. The developed method was validated for linearity from 50 to 150% which shows the method is quite linear with a correlation coefficient of 0.999, for precision which includes system precision, method precision, intraday and by another analyst on another day, and accuracy. The %RSD for system precision was observed to be 1.1, whereas the method precision was observed to be 0.2. The % recovery from ‘accuracy’ studies yielded the recovery of 99.7-101.5% which indicates the capability of the method, and finally for robustness that includes studies w.r.t. change in flow rate, the percentage of organic modifier and pH. As per ICH guidelines, method validation results are in good agreement. The proposed method was simple, sensitive, precise and accurate.


Author(s):  
Krutika Patel ◽  
Sudheer Kumar Verriboina ◽  
S.G. Vasantharaju

A simple, accurate, specific and stability-indicating RP-HPLC method was developed for simultaneous determination of chlorzoxazone, diclofenac sodium and paracetamol, using C18 Vydac Monomeric 120A (250 × 4.6mm, 5μ) at 40ºC. The mobile phase contains a mixture of 20mM potassium dihydrogen phosphate buffer (pH 6.2 adjusted with potassium hydroxide) and acetonitrile (30:70 v/v). The flow rate was 1ml/min and detection was carried out at 275nm using PDA detector. The retention time of paracetamol, chlorzoxazone and diclofenac sodium were 3.28mins, 13.27mins and 15.61mins respectively. The analytical curve was linear over a concentration range of 0.65- 6.5μg/ml for paracetamol, 1-10μg/ml for chlorzoxazone and 0.1-1μg/ml for diclofenac sodium. The drugs in bulk and tablet were subjected to acid and alkali hydrolysis, oxidation, thermal and photolytic degradation. This method can be successfully employed for simultaneous quantitative analysis of Chlorzoxazone, Diclofenac sodium and Paracetamol in bulk drug and tablet formulation.


2013 ◽  
Vol 49 (2) ◽  
pp. 359-366 ◽  
Author(s):  
Mustafa Çelebier ◽  
Tuba Reçber ◽  
Engin Koçak ◽  
Sacide Altinöz

Rivaroxaban, an anti-clotting medication, acts at a crucial point in the blood-clotting process and stops the formation of blood clots. In this study, RP-HPLC method was developed for the determination of rivaroxaban in tablets (Xarelto® (10 mg)). Phenomenex Luna 5 µm C18 100 Å LC Column (250 x 4.6 mm) was used at 40 ºC. Isocratic elution was performed with ACN:Water (55:45 v/v) mixture. The flow rate was 1.2 mL min-1 and UV detection was at 249 nm. Internal standard (Caffeine) and rivaroxaban were eluted within 2.21 and 3.37 minutes, respectively. The developed method was validated according to the ICH guidelines and found to be linear within the range 0.005 - 40.0 µg mL-1. The method was accurate, precise, robust and rapid. Thus, it was applied successfully for the quality control assay of rivaroxaban in tablet dosage form.


INDIAN DRUGS ◽  
2015 ◽  
Vol 52 (08) ◽  
pp. 12-16
Author(s):  
S Vidyadhara ◽  
◽  
L. S Reddyvalam ◽  
T. Koduri ◽  
P. K. Borra ◽  
...  

A simple, accurate, precise high-performance liquid chromatographic (HPLC) method has been developed and validated for the simultaneous determination of abacavir sulphate (ABA) and lamivudine (LAM) in combined dosage form. Separation was performed on a C18 column [Agilent ODS UG 5 column, 250 mm x 4.5 mm], with methanol: water (50:50 V/V) isocratic elution using a flow rate of 1mL/min. Good sensitivity was observed with UV detection at 277 nm. After method development, the interference of other active compounds and excipients, repeatability and linearity, were investigated. Retention times of LAM and ABA were found to be 3.3 and 6.3 min, respectively. The method was validated over the range from 2.5-12.5 μg/mL for LAM and 5-25 μg/mL for ABA with correlation coefficients of 0.9997 and 0.9996, respectively. This method was shown to be accurate, robust, selective, linear, and repeatable and can be successfully employed in routine quality control for the simultaneous analysis of ABA and LAM in tablets.


2013 ◽  
Vol 2013 ◽  
pp. 1-5 ◽  
Author(s):  
Sadana Gangishetty ◽  
Surajpal Verma

The present work describes a simple, rapid, and reproducible reverse phase high performance liquid chromatography (RP-HPLC) method for the simultaneous estimation of clarithromycin (CLA) and paracetamol (PCM). C18 column (Kromasil ODS, 5 µm, 250 × 4.6 mm) and a mobile phase containing phosphate buffer (0.05 M) along with 1-octane sulphonic acid sodium salt monohydrate (0.005 M) adjusted to pH 3.2: acetonitrile (50 : 50 v/v) mixture was used for the separation and quantification. The flow rate was 1.0 mL/min and the eluents were detected by UV detector at 205 nm. The retention times were found to be 2.21 and 3.73 mins, respectively. The developed method was validated according to ICH guidelines Q2 (R1) and found to be linear within the range of 75–175 µg/mL for both drugs. The developed method was applied successfully for assay of clarithromycin and paracetamol in their combined in-house developed dosage forms and in vitro dissolution studies.


Author(s):  
V. Pavan Kumar ◽  
A. Vijaya Kumar ◽  
B Sivagami ◽  
R. Charan Kumar ◽  
M. Niranjan Babu

A simple, Accurate and precise method was developed for the simultaneous estimation of the Grazoprevir and Elbasvir in Tablet dosage form. Chromatogram was run through Kromosil C18 (250 x 4.6 mm), 5m. Mobile phase containing Buffer: Acetonitrile taken in the ratio 45:55 was pumped through column at a flow rate of 1 ml/min. Buffer used in this method was Di Potassium Hydrogen ortho Phosphate. Temperature was maintained at 30°C. Optimized wavelength selected was 215 nm. Retention time of Elbasvir and Grazoprevir and were found to be 2.503 min and 3.004. %RSD of the Elbasvir and Grazoprevir were and found to be 0.3 and 0.4 respectively. %Recovery was obtained as 98.17% and 99.83% for Grazoprevir and Elbasvir respectively. LOD, LOQ values obtained from regression equations of Grazoprevir and Elbasvir were 0.24, 0.73 and 0.06, 0.19 respectively. Retention times were decreased and run time was decreased, so the method developed was simple and economical that can be adopted in regular Quality control test in Industries.


2020 ◽  
Vol 10 (1) ◽  
pp. 31-38
Author(s):  
Rahul Suryawanshi ◽  
Siddiqua Shaikh ◽  
Snehal Patil

A new, simple, precise, accurate and reproducible Reverse Phase High Performance Liquid Chromatography (RP-HPLC) method for Simultaneous estimation of bulk and pharmaceutical formulations. Separation of Mirabegron was successfully achieve , C18, 250X4.6mm, 5µm or equivalent in an isocratic mode utilizing methanol water (70:30) at pH 5.0 Adjusted to OPA at a flow rate of 1.0ml/min and eluate was monitored at 243nm, with a retention time of 2.584 minutes for Mirabegron. The method was validated and the response was found to be linear in the drug concentration range of 50µg/ml to150 µg/ml for Mirabegron. The values of the correlation coefficient were found to 0.999for Mirabegron. The Limit of Detection(LOD) and Limit of Quantification (LOQ) for Mirabegron were found to be 0.149 and 0.498 respectively. This method was found to be good percentage recovery were found to be 99 indicates that the proposed method is highly accurate. The specificity of the method shows good correlation between retention times of standard with the sample so, the method specifically determines the analyte in the sample without interference from excipients of tablet dosage forms. The method was extensively validated according to International Council for Harmonisation(ICH) guidelines for Linearity, Accuracy, Precision, Specificity and


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