Development of RP-HPLC method for the analysis of levocetirizine. 2HCl and ambroxol. HCl in combination and its application

Author(s):  
Venisetty R K ◽  
Kamarapu S K ◽  
Vaijayanthi ◽  
Bahlul ZEA

A simple, sensitive isocratic and reproducible reversed phase High Performance Liquid Chromatographic (RP-HPLC) method was developed for the estimation of ambroxol hydrochloride (ABH) and levocetirizine dihydrochloride (LCD) in combination using PDA detector. The system consisted of RP-C18 column and the detection was performed at 230nm. The mobile phase was a mixture of acetonitrile : phosphate buffer solution (60:40) (pH  7.0) pumped at room temperature and a flow rate of 1 ml/min. ABH and LCD were eluted at 2.75 and 5.01 sec respectively. The mean absolute recoveries of ABH and LCD were about 98 % and 99 % respectively and the limit of detection of LCD and ABH in the mixture of given proportion is observed to be 0.1 µg/ml and 1.5 µg/ml and the limit of quantitation is 0.3 µg/ml and 4.5 µg/ml respectively. The calibration was linear over a concentration range of 4.5 µg/ml to 15.0 µg/ml with r2 > 0.997 for ABH and 0.3 µg/ml to 1.0 µg/ml with r2 > 0.999 for LCD. The intra (n = 5) and inter (n = 5) day assay variations in the linear range are < 4 % for ABH and < 6 % for LCD. Three pharmaceutical products containing this combination are analyzed to test the applicability of the new method. The percentage of ABH and LCD in three marketed capsule dosage form studied range from 99 to 102 % and 100 to 103 % and respectively to the claimed value.

2012 ◽  
Vol 10 (2) ◽  
pp. 67-70
Author(s):  
Abdullah Al Masud ◽  
Mohammad Saydur Rahman ◽  
Towfika Islam ◽  
Saki Sultana ◽  
Moynul Hasan ◽  
...  

A simple, reproducible and efficient reversed phase high performance liquid chromatographic (RPHPLC) method has been developed for the estimation of a recently approved anti allergic drug, amlexanox in oral paste dosage form. The separations were carried out on a Zorbax Eclipse XBD, C18 column (150 x 4.6 mm; 5?m) at a flow rate of 1.50 ml/min. by using mobile phase comprising of mixed buffer (pH adjusted to 6.50) and methanol (50:50 v/v). The injection volume was 10 ?l and the peaks were detected at 244 nm. The linear dynamic range found to be in the concentration range of 15-35 ?g/ml and coefficient of correlation was found to be 0.999. The %RSD value was below 2.0 for intra-day and inter-day precision which indicated that the method was highly precise. The LOD (Limit of detection) and LOQ (Limit of quantitation) were found to be 3.8 ng/ml and 12.5 ng/ml, respectively which revealed that the method was highly sensitive. The percentage recovery of amlexanox ranged from 99.31 to 99.75%, indicating the accuracy of the method and absence of interference from the excipients present in the formulation. The proposed method was simple, fast, accurate and reproducible and hence can be applied for routine quality control operations of amlexanox in oral paste dosage form. Key words: Amlexanox, Anti allergic, RP-HPLC, LOD, LOQ. DOI: http://dx.doi.org/10.3329/dujps.v10i2.11782 Dhaka Univ. J. Pharm. Sci. 10(2): 67-70, 2011 (December)


2017 ◽  
Vol 9 (6) ◽  
pp. 34
Author(s):  
Madhavi K. ◽  
Navamani M. ◽  
Prasanthi C.

Objective: To develop a simple, rapid, economic, accurate and precise reverse phase-high performance liquid chromatographic (RP-HPLC) method for the determination of hydrochlorothiazide and candesartan in the pharmaceutical dosage form and to validate as per international conference on harmonization (ICH) guidelines.Methods: The chromatographic separation was performed on Silanol BDS C18 column (250 x 4.6 mm, 5 μm), a mobile phase consisting of water (pH adjusted to 2.8 with orthophosphoric acid): acetonitrile (30:70 % v/v), with a flow rate 1 ml/min and the detection wavelength of 210 nm using photodiode array (PDA) detector.Results: The developed method resulted in elution of hydrochlorothiazide at 2.28 min and candesartan at 4.28 min. The calibration curves were linear (r2=0.999) in the concentration range of 6.25-18.75 μg/ml and 8-24 μg/ml for hydrochlorothiazide and candesartan respectively. The percentage recoveries were found to be 99.78-100.39 for hydrochlorothiazide and 99.87-100.64 for candesartan. The limit of detection (LOD) was found to be 0.410 μg/ml and 0.699 μg/ml for hydrochlorothiazide and candesartan respectively. The limit of quantitation (LOQ) was found to be 1.367 μg/ml and 2.330 μg/ml for hydrochlorothiazide and candesartan respectively.Conclusion: A simple, economic, accurate, precise, linear and rapid RP-HPLC method was developed for simultaneous quantitative estimation of hydrochlorothiazide and candesartan in bulk and pharmaceutical formulation and the method was validated as per ICH guidelines. Hence, the method holds good for the routine analysis of hydrochlorothiazide and candesartan in various pharmaceutical industries as well as in academics.


2012 ◽  
Vol 2012 ◽  
pp. 1-9 ◽  
Author(s):  
J. Álvarez-Fuentes ◽  
L. Martín-Banderas ◽  
I. Muñoz-Rubio ◽  
M. A. Holgado ◽  
M. Fernández-Arévalo

A simple, fast, and reversed-phase high-performance liquid chromatographic (RP-HPLC) method has been developed and validated for determining of a cannabinoid derivate, which displays potent antihyperalgesic activity, 1-naphthalenyl[4-(pentyloxy)-1-naphthalenyl]methanone (CB13) into PLGA nanoparticles. Separation was achieved in a C18 column using a mobile phase consisting of two solvents: solvent A, consisting of acetonitrile : water : acetic acid (75 : 23.7 : 1.3 v/v), and solvent B, consisting of acetonitrile. An isocratic method (70 : 30 v/v), with a flow rate of 1.000 mL/min, and a diode array detector were used. The developed method was precise, accurate, and linear over the concentration range of analysis with a limit of detection and a limit of quantification of 0.5 and 1.25 μg/mL, respectively. The developed method was applied to the analysis of CB13 in nanoparticles samples obtained by three different procedures (SEV, FF, and NPP) in terms of encapsulation efficiency and drug release. Nanoparticles size and size distribution were also evaluated founding that NPP method presented the most lowest particle sizes with narrow-size distribution (≈320 nm) and slightly negative zeta potential (≈−25 mV) which presumes a suitable procedure for the synthesis of PLGA-CB13 nanoparticles for oral administration.


Author(s):  
Darshan Bhatt ◽  
Padmini Thatavarthi ◽  
B. Rajkamal

A simple and sensitive reverse phase high performance liquid chromatographic method was developed and successively validated for the estimation of Canagliflozin. In the new method, Canagliflozin separation was carried out by the nonpolar inertsil ODS-3 (250 × 4.6 mm, 5μ) column with a mobile phase composition of Ammonium acetate buffer (pH-4.5) and Acetonitrile in the ratio of 30:70% v/v. Canagliflozin was determined at 252 nm using UV detection and the compound was eluted at the retention time of 4.5 min. As per International Conference on Harmonization (ICH) guidelines, the method was validated and the parameters were precision, accuracy, linearity, limit of detection, limit of quantitation and robustness. The chromatographic method was accurate, linear, specific, precise and robust. The results of method concluded that the proposed RP-HPLC method is useful, convenient and reliable in regular analysis of Canagliflozin in bulk and its formulation


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.


Author(s):  
Abhay R. Shirode ◽  
Arpita Nath ◽  
Vilasrao Kadam

A new isocratic simple and rapid reverse phase high performance liquid chromatographic (RP-HPLC) method was developed and successively validated for the estimation of ziprasidone hydrochloride monohydrate (ZHM). In this newly developed method chromatographic separation of ZHM was achieved on a Hemochrom-Intertsil C18-5U column (250 × 4.6) mm within a short runtime of 6.5min using mobile phase containing HPLC grade water (pH adjusted to 3.0 with glacial acetic acid AR) and methanol in the ratio of 45:55% v/v. ZHM was estimated with UV detection at 317nm and it was found to be eluted at 4.8min. The above mentioned method was validated as per International Conference on Harmonization (ICH) guidelines with respect to accuracy, precision, linearity, lower limit of detection (LOD) and lower limit of quantitation (LOQ) and robustness. The method was found specific for ZHM and linear (r2 =0.998) over concentrations ranging from 2 to12μg/ml. The method was found statically accurate (mean recovery = 100.46%), precise with both intra-day and inter-day relative standard deviation (RSD) values less than 1.0% and robust. The obtained results concluded that the proposed RP-HPLC method is convenient, reliable and useful in routine analysis for estimation of ZHM in its bulk form and dosage form.


Author(s):  
MADHURIMA BASAK ◽  
Santhosh Reddy Gouru ◽  
Animesh Bera ◽  
Krishna veni Nagappan

Objective: The present study aims at developing an accurate precise, rapid and sensitive Reverse Phase High-Performance Liquid Chromatography (RP-HPLC) method for assessing Empagliflozin in bulk drug and in the pharmaceutical dosage form. Methods: The proposed method employs a Reverse Phase Shim Pack C18 column (250 mm × 4.6 mm id; 5 µm) using a mobile phase comprising of acetonitrile and water in the ratio of 60:40 v/v flushed at a flow rate of 1 ml/min. The eluents were monitored at 223 nm. Results: Empagliflozin was eluted at a retention time of 5.417 min and established a co-relation co-efficient (R2>0.999) over a concentration ranging from 0.0495-100µg/ml. Percentage recovery was obtained between 98-102% which indicated that the method is accurate. The Limit of Detection (LOD) and Limit of Quantitation (LOQ) were found at 0.0125µg/ml and 0.0495µg/ml, respectively. Conclusion: An RP-HPLC method which was relatively simple, accurate, rapid and precise was developed and its validation was performed for the quantitative analysis of empagliflozin in bulk and tablet dosage form (10 and 25 mg) in accordance to International Conference of Harmonization (ICH) Q2 (R1) guidelines. The proposed method may aid in routinely analyzing empagliflozin in pharmaceuticals.


Author(s):  
Dilshad Ahmad ◽  
Faisal A. Al Meshaiti ◽  
Yazeed K. Al Anazi ◽  
Osama Al Owassil ◽  
Alaa Eldeen B. Yassin

Anastrozole, an aromatase inhibitor drug, is used for the treatment of breast cancer in pre- and postmenopausal women. Anastrozole’s incorporation into nanoparticulate carriers would enhance its therapeutic performance. To perceive the exact loaded amount of drug in nanocarriers, a valid analytical method is required. The reversed-phase high-performance liquid chromatography (RP-HPLC) method was developed and validated by using the C18 column, 150 × 4.6 mm, 5 µm particle size, in isocratic mobile phase composed of 50:50 V/V (volume/volume) acetonitrile–phosphate buffer (pH 3) flowing at a rate of 1.0 mL/min, and a diode array detector (DAD) set at λmax = 215 nm. The validation parameters such as linearity, accuracy, specificity, precision, and robustness have proven the accuracy of the method, with the relative standard deviation percentage (% RSD) values < 2. The limit of detection of the method was found equal to 0.0150 µg/mL, and the limit of quantitation was 0.0607 µg/mL. The percent recovery of sample was in the range of 98.04–99.25%. The method has the advantage of being rapid with a drug retention time of 2.767 min, specific in terms of resolution of peaks void of interference with any of the excipients, and high reproducibility. This makes it highly applicable for quality control purposes.


INDIAN DRUGS ◽  
2013 ◽  
Vol 50 (05) ◽  
pp. 48-52
Author(s):  
A Lodhi ◽  
◽  
A Jain ◽  
B. Biswal

A validated high performance liquid chromatographic method was developed for the determination of chromium picolinate in pharmaceutical dosage forms. The analysis was performed at room temperature using a reversed-phase ODS, 5µm (250×4.6) mm column. The mobile phase consisted of acetonitrile: buffer (60:40 V/V) at a flow rate of 0.5 mL/min. The PDA-detector was set at 264 nm. The developed method showed a good linear relationship in the concentration range from 1.5 – 12.5 µg/mL with a correlation coefficient from 0.999. The limit of detection and limit of quantification were 0.0540513 and 0.1637919 µg/mL respectively.


2017 ◽  
Vol 9 (2) ◽  
pp. 34
Author(s):  
N. Balaji ◽  
Sayeeda Sultana

Objective: An efficient, high performance liquid chromatographic method has been developed and validated for the quantification of related substances in pioglitazone hydrochloride drug substance.Methods: This method includes the determination of three related substances in pioglitazone hydrochloride. The mobile phase A is 0.1% w/v triethylamine in water with pH 2.5 adjusted by dilute phosphoric acid. The mobile phase B is premixed and degassed mixtures of acetonitrile and methanol. The flow rate was 1 ml/min. The elution used was gradient mode. The HPLC column used for the analysis was symmetry C18 with a length of 250 mm, the internal diameter of 4.6 mm and particle size of 5.0 microns.Results: The developed method was found to be linear with the range of 0.006-250% with a coefficient of correlation 0.99. The precision study revealed that the percentage relative standard deviation was within the acceptable limit. The limit of detection and limit of quantitation of the impurities was less than 0.002%and 0.006% with respect to pioglitazone hydrochloride test concentration of 2000 µg/ml respectively. This method has been validated as per ICH guidelines Q2 (R1).Conclusion: A reliable, economical HPLC method was magnificently established for quantitative analysis of related substances of pioglitazone hydrochloride drug substance.


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