Development and Validation of RP-HPLC method for the Estimation of Ritonavir in API and tablet Formulation

Author(s):  
Avinash Birajdar ◽  
Varsha Tegeli ◽  
Suyash Ingale ◽  
Gajanand Nangare

A Reverse Phase High Performance Liquid Chromatographic method has been developed and validated for estimation of Ritonavir in API and Tablet formulation. The chromatographic separation was carried out using ZOROBAX Bonus-RP C-18 column (250 x 4.6mm, 5µm) as stationary phase and Methanol: Acetonitrile: 0.1% Trifluoroacetic acid water (81:9:10) as mobile phase at 1.0 ml/min flow rate and detection was carried out at 250 nm. The method was validated accordance to the Guidelines of International Council for Harmonization (ICH). Ritonavir have linearity in the concentration range of 50-150µg/ml with correlation coefficient (r2=1) respectively. Ritonavir eluted at 3.05 min respectively. The method is sensitive, precise and accurate. So, the method can be successfully applied for the routine analysis of Ritonavir in pharmaceutical formulations.

Author(s):  
Zahid Zaheer ◽  
Sarfaraz Khan ◽  
Mohammad Sadeque ◽  
Hundekari G. I. ◽  
Rana Zainuddin

A simple, reproducible and efficient reverse phase high performance liquid chromatographic method was developed for Lisinopril in bulk drug and formulation. A column having 150 × 4.6 mm in isocratic mode with mobile phase containing acetonitrile: phosphate buffer (70:30; adjusted to pH 3.0) was used. The flow rate was 0.8 ml/min and effluent was monitored at 216 nm. The retention time (min) and linearity range (μg/ml) for Lisinopril was (1.510) and (10-35). The developed method was found to be accurate, precise and selective for determination of Lisinopril in bulk and formulation.


2019 ◽  
Vol 9 (01) ◽  
pp. 83-88
Author(s):  
Pinkal Patel ◽  
Nalini Patel ◽  
Kinjal Parmar

A simple, selective and rapid reversed phase High Performance Liquid Chromatographic (RP-HPLC) method has been developed and validated for the simultaneous analysis Gatifloxacin and flurbiprofen sodium in eye drops. The separation was carried out using a mobile phase consisting ACN: Buffer (pH 3.5) in the ratio of 55:45 v/v. The column used was Phenomenex luna ODS C18 (250mm X 4.6 mm i.d., 5 μm particle size) with flow rate of 1 ml / min using UV detection at 268 nm. The described method was linear over a concentration range of 2-12 μg/ml for both of Gatifloxacin and flurbiprofen sodium. The retention times of Gatifloxacin and flurbiprofen sodium were found to be 3.710 min. and 6.797 min respectively. Method was validated statistically and recovery studies were carried out. The proposed method has been applied successfully to the analysis of cited drugs either in pure form or in pharmaceutical formulations with good accuracy and precision. The method here in described can be employed for quality control and routine analysis of drugs in pharmaceutical formulations.


Author(s):  
Abrar Ahmed ◽  
Tayyaba Mahtab ◽  
Sumaiyya Saleem

Midostaurin is a multi-targeted protein kinase inhibitor that has been used for the treatment of acute myeloid leukemia.  Here, a rapid and precise reverse phase high-performance liquid chromatographic method has been developed for the validation of midostaurin, in its API form as well as in capsule dosage form. Chromatography was carried out on a X-Bridge C18 (4.6 x 250 mm, 5 µm) column using a mixture of methanol: water (75:25% v/v) as the mobile phase at a flow rate of 1.0 mL/min, the detection was carried out at 243nm and the retention time of the midostaurin was found to be 3.155. The method produce linear responses in the concentration range of 10-50 µg/mL of midostaurin. The method precision for the determination of assay was below 2.0 % RSD. The LOD and LOQ values obtained were 1.2 µg/mL and 3.8 µg/mL respectively. There were no significant changes observed upon changing chromatographic conditions indicating the method to be robust. Therefore this validated method can be useful in the quality control of bulk and pharmaceutical formulations of midostaurin. 


Author(s):  
E. Amulya ◽  
N. Naveen Kumar ◽  
CH. Mounika ◽  
V. Kowmudi ◽  
N. Supriya ◽  
...  

A rapid and precise reverse phase high performance liquid chromatographic method has been developed for the validated of Trihexyphenidyl and Haloperidol, in its pure form as well as in tablet dosage form. Chromatography was carried out on a Altima C18 (4.6 x 150mm, 5μm) column using a mixture of Methanol: TEA Buffer pH 4.5: Acetonitrile (50:25:25) as the mobile phase at a flow rate of 1.0ml/min, the detection was carried out at 225 nm. The retention time of the Trihexyphenidyl and Haloperidol was 2.102, 3.537±0.02min respectively. The method produce linear responses in the concentration range of 15-75ppm of Trihexyphenidyland 37.5-187.5ppm of Haloperidol. The method precision for the determination of assay was below 2.0%RSD. The method is useful in the quality control of pharmaceutical formulations.


INDIAN DRUGS ◽  
2012 ◽  
Vol 49 (05) ◽  
pp. 61-64
Author(s):  
A. L Rao ◽  
◽  
R. V Bhaskara

A reverse phase high performance liquid chromatographic method was developed and validated asper ICH guidelines for estimation of trandolapril and verapamil in combined tablet dosage form. Theseparation was obtained using a mobile phase consisting of acetonitrile and phosphate buffer adjustingpH to 3.0 in the ratio of 70:30 v/v and using Waters C18 (250 x 4.6 mm, 5 mcm) column maintained atambient temperature. The flow rate was 1.2 mL min-1 and UV detection was monitored at 215 nm. Theretention time (min) and linearity range (mcg mL-1) for trandolapril and verapamil were (5.12, 2.70) and(20-60, 20-60), respectively. The method validation results are within the acceptance criteria for precision,accuracy and linearity. The proposed method was found to be suitable for routine quality control ofmarketed formulation containing these APIs.


2021 ◽  
Author(s):  
Vilas K. Patil ◽  
Nilesh D. Dhande ◽  
Narendra H. Petha ◽  
Hemant P. Narkhede

A simple derivatization reverse-phase high performance liquid chromatographic method for the simultaneous analysis (separation and quantification) of zineb and hexaconazole has been optimized and validated.


Author(s):  
Mohan Bhatale ◽  
Neelakandan Kaliyaperumal ◽  
Gopalakrishnan Mannathusamy ◽  
Gurunathan Ramalingam

The measurement of Genotoxic contaminant, a simple, selective, linear, accurate, and specific reverse phase high-performance liquid chromatographic (RP-HPLC) process was proposed. A Benzimidamide impurity in the medication Leflunomide has been discovered. Separation and analysis were carried out on Zorbax SB phenyl (4.6 mm x 250 mm) with a particle size of 5.0 μm. with 0.1 % Triethylamine in purified water with a pH of 7.0 and a buffer of phosphoric acid (20% in water). The mobile phase is a 40:60 mixture of buffer and Acetonitrile with degassing. Isocratic program mode was used. The elution was carried out at a rate of 1.0 mL/min with UV detection at a wavelength of 289 nm. The temperature of the selected column oven is 25°C. The linearity and accuracy of Benzimidamide are covered in this approach, with a LOQ limit of 150 percent (i.e.0.03 to 0.45 ppm). The observed correlation coefficient is 0.99994, with a range of 100.01 to 104.8 for recovery. The measured percent RSD of six spiked test preparation is below 5.0 percent in procedure precision (i.e. repeatability) and intermediate precision (IP). When maintained at room temperature, the standard and sample remained stable for three days. System appropriateness characteristics such as tailing factor and percent RSD do not exhibit significant changes in robustness experiments. For the detection of Benzimidamide the present RP-HPLC method is act as selective, robust, linear and precise.


2010 ◽  
Vol 7 (4) ◽  
pp. 1621-1627 ◽  
Author(s):  
Yunoos Mohammad ◽  
B. Pragati Kumar ◽  
Azmath Hussain ◽  
Harish

A simple, rapid, accurate, precise and reproducible reverse phase high performance liquid chromatographic method has been developed for the estimation of gemifloxacin mesylate in bulk and pharmaceutical formulations. The quantification was carried out using cyberlab capcell pak, ODS C18(250 × 4.6 mm i.d., 5 μm particle size) column in an isocratic mode, with mobile phase comprising Buffer (KH2PO4with pH 6.8): acetonitrile in the ratio of 80:20 (%v/v).The flow rate was at 1.2 mL/min and the detection was carried out at 265 nm. The retention time of the drug was found to be 7.47 min and the method produced linear response in the concentration range of 25-150 μg/mL (R∼0.99986). The recovery studies were also carried out and % RSD from reproducibility was found to be 0.82. The proposed method was statistically evaluated and can be applied for routine quality control analysis of gemifloxacin mesylate in tablets.


2010 ◽  
Vol 7 (1) ◽  
pp. 117-122 ◽  
Author(s):  
S. K. Patro ◽  
S. R. Swain ◽  
V. J. Patro ◽  
N. S. K. Choudhury

A new, simple, specific, accurate and precise RP-HPLC method was developed for determination of lamivudine in pure and tablet formulations. A Thermo BDS C18 column in isocratic mode, with a mobile phase consisting of 0.01 M ammonium dihydrogen orthophosphate buffer adjusted to pH 2.48 by using formic acid and methanol in the ratio of 50:50 was used. The flow rate was set at 0.6 mL/min and UV detection was carried out at 264 nm. The retention time of lamivudine and nevirapine were 2.825 min and 4.958 min respectively. The method was validated for linearity, precision, robustness and recovery. Linearity for lamivudine was found in the range of 50-175 μg/mL. Hence, it can be applied for routine quality control of lamivudine in bulk and pharmaceutical formulations.


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