scholarly journals A High-Performance Liquid Chromatographic (HPLC) Method for the Determination of Amlodipine Drug in Dosage form Using 1,2-Naphthoquine-4-Sulfonate (NQS)

Author(s):  
Abdalla Ahmed Ahmed Elbashir
INDIAN DRUGS ◽  
2018 ◽  
Vol 55 (06) ◽  
pp. 63-68
Author(s):  
R. Raut ◽  
◽  
A. Patil ◽  
V. K Munipalli ◽  
M. Patel ◽  
...  

A simple precise and rapid Reverse Phase High Performance Liquid Chromatographic (RP-HPLC) method has been developed for quantitative determination of Regorafenib in tablet dosage form. In this method Hypersil Gold (C18, 150mm× 4.6mm id, 3μ) column with mobile phase consisting of Trifluoroacetic acid (0.2% v/v) and Acetonitrile in the ratio of (50: 50 v/v) at 400C in an isocratic mode was used. The detection was carried out at 260 nm and 20μL injection volume was selected with the flow rate 1mL/min. The linearity range of Regorafenib shows concentration between 5-200 μg/mL. The regression coefficient obtained was 0.999. Retention time of Regorafenib was found to be 6.49 minutes. Acetonitrile and Water in the ratio of (3:1) was used as a diluent. The method was validated as per ICH guidelines and is simple, fast, accurate, precise and can be applied for routine quality control analysis of Regorafenib in tablet dosage form.


2012 ◽  
Vol 1 (5) ◽  
pp. 98-102 ◽  
Author(s):  
Chusena Narasimharaju Bhimanadhuni ◽  
Devala Rao Garikapati ◽  
Chintha Srinivas

A reverse phase high performance liquid chromatographic method was developed for the determination of duloxetine hydrochloride in bulk and dosage form. The separation was effected on a kromasil ODS C18 column (250mmX4.6mm, 5?) using a mobile phase mixture of buffer and methanol in a ratio of 85:15 v/v at a flow rate of 1.0ml/min. The detection was made at 230nm. The retention time of duloxetine hydrochloride was found to be 3.443±0.06 min. Calibration curve was linear over the concentration range of 20-120?g/ml of duloxetine hydrochloride. The propose method was validated as per the ICH guidelines. The method was accurate, precise, specific and rapid found to be suitable for the quantitative analysis of the drug and dosage form.DOI: http://dx.doi.org/10.3329/icpj.v1i5.10281International Current Pharmaceutical Journal 2012, 1(5): 98-102


1970 ◽  
Vol 1 (4) ◽  
pp. 77-80
Author(s):  
Chusena Narasimha Raju Bhimanadhuni ◽  
Devala Rao Garikapati ◽  
Swetha Karamsetty

A reverse phase high performance liquid chromatographic method was developed for the determination of Modafinil in bulk and dosage form. The separation was effective on a Hypersil ODS C18 column (250 mm x 4.6 mm; 5μ) using a mobile phase mixture of Buffer:Acetonitrile in a ratio of 55:45 (v/v) at a flow rate of 1.0ml/min. The detection was made at 220nm. The retention time of modafinil was found to be 4.80±0.06 min. Calibration curve was linear over the concentration range of 20-120μg/ml of modafinil. The proposed method was validated as per the ICH guidelines. The method was accurate, precise, specific and rapid and thus found to be suitable for the quantitative analysis of modafi-nil in the bulk and dosage form.Key Words: Method development; validation; Modafinil; Tablets; Hypersil C18 Column; RP-HPLC.DOI: http://dx.doi.org/10.3329/icpj.v1i4.10062International Current Pharmaceutical Journal 2012, 1(4): 77-80 


2019 ◽  
Vol 31 (5) ◽  
pp. 1002-1008
Author(s):  
Somana Siva Prasad ◽  
G.V. Krishna Mohan ◽  
A. Naga Babu

A novel reversed-phase high performance liquid chromatographic (HPLC) technique for the determination of everolimus (Isomer-B) and its impurities in the tablet dosage form has been optimized using analytical quality by design (QbD) approach. All the compounds are monitored with the photodiode array (PDA) detector at 280 nm and the parameters namely; precision, accuracy, specificity, stability, linearity, limit of quantitation (LOQ) and limit of detection (LOD) are evaluated. The quantitation limits of IMP-A, IMP-B, IMP-C, IMP-D, IMP-E, Sirolimus and TGR are found to be 0.08, 0.08, 0.10, 0.10, 0.10, 0.08 and 0.08, respectively. Recovery studies from 0.9 mg/L to 9.0 mg/L are performed for all impurities and the values were obtained between 85-110 %. Injection volume and test concentrations have been optimized to achieve LOQ values under the reporting threshold. The whole technique is developed and validated as per International Council for Harmonization (ICH) guidelines. The proposed method is robust, sensitive, rapid and successful and helpful in the regions where regulatory agencies recommend HPLC analytical method.


2013 ◽  
Vol 2013 ◽  
pp. 1-4
Author(s):  
Suying Ma ◽  
Haixia Lv ◽  
Xiaojun Shang

A high performance liquid chromatographic (HPLC) method with UV detector for the determination of dyclonine hydrochloride and a gas chromatography (GC) method with flame ionization detector (FID) for the determination of camphor and menthol in lotion were developed. The developed HPLC method involved using a SinoChoom ODS-BP C18reversed-phase column (5 μm, 4.6 mm × 200 mm) and mobile phase consisting of acetonitrile : water : triethylamine in a ratio of 45 : 55 : 1.0; pH was adjusted to 3.5 with glacial acetic acid. The developed GC method for determination of camphor and menthol involved using an Agilent 19091J-413 capillary chromatographic column (30 m × 320 μm × 0.25 μm). The two methods were validated according to official compendia guidelines. The calibration of dyclonine hydrochloride for HPLC method was linear over the range of 20–200 μg/mL. The retention time was found at 6.0 min for dyclonine hydrochloride. The calibration of camphor and menthol of GC method was linear over the range of 10–2000 μg/mL. The retention time was found at 2.9 min for camphor and 3.05 min for menthol. The proposed HPLC and GC methods were proved to be suitable for the determination of dyclonine hydrochloride, camphor, and menthol in lotion.


INDIAN DRUGS ◽  
2019 ◽  
Vol 56 (07) ◽  
pp. 43-49
Author(s):  
B.P. Manjula ◽  
V. G Joshi ◽  
Siddamsetty Ramachandra Setty ◽  
M Geetha ◽  

Tea tree oil, an active ingredient of skin, hair and nail care cosmeceuticals, has claims for topical antimicrobial, analgesic and anti-inflammatory activity. Its complex composition is governed by ISO 4730:2017. Terpinene-4-ol is the principal constituent of the oil (35% - 48%) followed by γ-terpinene (14% -28%), α-terpinene (6%-12%) and 1,8-cineole (≤15%). A reversed-phase, isocratic high performance liquid chromatographic method has been developed and validated for routine determination of tea tree oil based on1,8-cineole content in bulk and commercially available cosmeceuticals using C18 column, methanol-water (70:30 v/v) as mobile phase and flow rate of 1mL/min. UV detection was done at 200 nm. Linearity of the method was established for 20-100μL/mL (R2 = 0.9992) with LOD, LOQ values of 0.5594 μL/mL and 5.5941μL/mL respectively. The % RSD values for robustness and precision were <1% and recovery ranged between 99.09-102.96%. The method was successfully applied for determination of 1,8-cineole content in cosmeceuticals.


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.


2008 ◽  
Vol 91 (4) ◽  
pp. 739-743 ◽  
Author(s):  
Andréia de Haro Moreno ◽  
Hérida Regina Nunes Salgado

Abstract A rapid, accurate, and sensitive high-performance liquid chromatographic (HPLC) method was developed and validated for the determination of ceftazidime in pharmaceuticals. The method validation parameters yielded good results and included range, linearity, precision, accuracy, specificity, and recovery. The excipients in the commercial powder for injection did not interfere with the assay. Reversed-phase chromatography was used for the HPLC separation on a Waters C18 (WAT 054275; Milford, MA) column with methanolwater (70 + 30, v/v) as the mobile phase pumped isocratically at a flow rate of 1.0 mL/min. The effluent was monitored at 245 nm. The calibration graph for ceftazidime was linear from 50.0 to 300.0 g/mL. The values for interday and intraday precision (relative standard deviation) were &lt;1. The results obtained by the HPLC method were calculated statistically by analysis of variance. We concluded that the HPLC method is satisfactory for the determination of ceftazidime in the raw material and pharmaceuticals.


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