DEVELOPMENT AND VALIDATION OF STABILITY INDICATING RP-HPLC METHOD FOR ESTIMATION OF SATRANIDAZOLE FROM ITS FORMULATION

INDIAN DRUGS ◽  
2018 ◽  
Vol 55 (10) ◽  
pp. 40-48
Author(s):  
A. R Shirode ◽  
◽  
A. P. Dhumal ◽  
V. J. Kadam

A sensitive stability-indicating high performance liquid chromatography (HPLC) method was developed and validated for quantitative estimation of satranidazole (SAT), a new nitroimidazole with potent antiamoebic activity and accessible in market as tablet and dry syrup either alone or in combination with ofloxacin. The present study involves the development of simple, accurate, precise, reproducible reversed phase high performance liquid chromatography (RP-HPLC) method for determination of satranidazole from its formulation. Isocratic elution at a flow rate of 1.0 mL/min was employed on Hemochrom Intsil C-18 (250 mm× 4.6 mm, 5 ?m) column at 25°C. The mobile phase consists of acetonitrile: double distilled water (DDW), pH 4 adjusted with acetic acid in the ratio of 90: 10 V/V. The UV detection wavelength was 320 nm, and 20 ?L sample was injected. The retention time for SAT was about 3.9 minutes. Forced degradation studies for stability-indicating method (SIM) were conducted as per the presented conditions of ICH guidelines. The drug showed instability in alkaline and oxidation condition while it remained stable in heat, acid and photolytic conditions. According to ICH guidelines, the developed method was validated for the following parameters: linearity, accuracy, precision, specificity, robustness, limit of detection (LOD) and limit of quantification (LOQ). The method was found to be accurate, linear, precise, robust, economical and stability-indicating for analysis of the drug as well as marketed formulation.

2020 ◽  
Vol 11 (02) ◽  
pp. 219-223
Author(s):  
Ansari Yaasir Ahmed ◽  
Qazi Shoeb ◽  
Umme Rumana ◽  
Patel Afroza ◽  
Pathan Vahid Tajkhan ◽  
...  

The new stability-indicating high performance liquid chromatography (HPLC) method has been developed and validated with different parameters for atenolol (ATE) and nifedipine (NIFE) in the combined dosage form. The chromatographic conditions were optimized using a mobile phase of MeOH:OPA (70:30) with a flow rate of 0.7 mL/min. Column (C18) of 4.6 × 250 mm dimension was used as a stationary phase; the particle size capacity of the column was 5 μm. The detection was carried out at 233 nm. The method was validated according to ICH guidelines for linearity, precision, repeatability, the limit of detection (LoD), and limit of quantitation (LoQ). The response was found to be linear in the concentration range of 20 to 100 mcg/mL for ATE and 1 to 5 mcg/mL for NIFE. The developed method shows the minimum quantity of drugs to be identified (LoD) and minimum drug to be quantified (LoQ). The LoD and LoQ were found to be 0.1415 and 0.4289, respectively, for ATE, and 0.1834 and 0.5558, respectively, for NIFE. The method was linear, simple, precise, and accurate and, therefore, suitable for routine analysis of drugs in tablet form. The forced degradation studies were also done through the exposure of analyte solution to four different stress conditions.


Author(s):  
MINAL R GHANTE ◽  
SANJAY D SAWANT ◽  
AMOLDEEP SHINDE ◽  
SHITAL GODSE ◽  
VANDANA S NIKAM

Objective: The objective of this study was to develop a stability-indicating reverse-phase high-performance liquid chromatography (RP-HPLC) method for the estimation of ledipasvir (LDP) in bulk and tablet formulation. Methods: Stability-indicating RP-HPLC method was developed and validated for the estimation of LDP in bulk and tablet formulation. RP-HPLC was carried out on HiQ SiL C18 columns (250 mm × 4.6 mm, 5 μ particle size) using mobile phase acetonitrile:1 mM ammonium acetate buffer in the ratio of 90:10 v/v at a flow rate of 1 ml/min. The analytes were monitored using MD 2010 PDA detector at 333 nm. Results: The retention time was found to be 3.843 min. The proposed method was found to be having linearity in the concentration range of 5–30 μg/ml. The number of theoretical plates obtained was 4236.50 which indicate the efficient performance of the column. The limit of detection was 0.305 μg/ml and limit of quantification was 0.923 μg/ml, which indicate the sensitivity of the method; the high percentage recovery indicates that the proposed method is highly accurate. The developed method has been validated according to the ICH guidelines and found to be simple, specific, precise, and accurate. Conclusion: The proposed method is precise, accurate, and stability indicating. Therefore, the proposed method can be used for routine quality control and analysis of LDP during stability studies in bulk samples and tablet dosage forms.


Author(s):  
PULAGURTHA BHASKARARAO ◽  
GOWRI SANKAR DANNANA

Objective: Noscof tablet is a fixed dosage combination formulation having diphenhydramine (DH), ephedrine (ED), noscapine (NP), and glycerol glycolate (GG). A sensitive, selective, accurate, precise, and stability-indicating reversed-phase high-performance liquid chromatography (RP-HPLC) method with photodiode array detection has been developed and validated for simultaneous analysis of DH, ED, NP, and GG in bulk drug and Noscof tablets. Methods: Reversed-phase chromatographic separation and analysis of DH, ED, NP, and GG were done on an Altima C18 column with 0.01 M KH2PO4 buffer (pH 3.5) and acetonitrile (50:50%, v/v) as mobile phase at 0.8 ml/min flow rate in isocratic mode. Detection was performed at 260 nm. The method was validated in harmony with International Conference on Harmonization (ICH) guidelines. The tablet sample solution was subjected to diverse stress conditions using ICH strategy such as hydrolytic degradation (neutral - with distilled water, alkaline - with 2 N NaOH, and acidic - with 2 N HCl), oxidation (with 10% H2O2), photodegradation (exposing to UV light), and dry heat degradation (exposing to 105°C). Results: Using the above stated chromatographic conditions, sharp peaks were obtained for ED, NP, DH, and GG with retention time of 3.272 min, 4.098 min, 5.467 min, and 6.783 min, respectively. Good regression coefficient values were obtained in the range of 2–12 μg/ml for ED, 3.75–22.5 μg/ml for NP, 3.125–18.75 μg/ml for DH, and 25–150 μg/ml for GG. The quantification limits were 0.181 μg/ml, 0.187 μg/ml, 0.246 μg/ml, and 1.114 μg/ml for ED, NP, DH, and GG, respectively. The values of validation parameters are within the acceptance limits given by ICH. The ED, NP, DH, and GG showed more percent of degradation in acid condition and less percent of degradation in the neutral condition. The peaks of degradants did not interfere with the peaks of analytes. ED, NP, DH, and GG were assessed with a good percentage of the assay (near to 100%) and low percent relative standard deviation (<2%) in Noscof tablets using the proposed method. Conclusion: The stability indicating RP-HPLC method developed was suitable for quantifying ED, NP, DH, and GG simultaneously in bulk as well as in tablet formulation.


2021 ◽  
Vol 09 ◽  
Author(s):  
Priyanka Narula ◽  
Komal Saini ◽  
Megha Saini ◽  
Dinesh Singla ◽  
Anurag Singh Chauhan ◽  
...  

Background: Envisaging the poor solubility (56ng/ml) and permeability of tetrahydrocurcumin (THCC), it was formulated into lipidic nanostructures to enhance its bioavailability upon topical application to promote the healing process for skin inflammatory disorders. Lack of literature on suitable method for determining THCC per se and nanoformulations prompted us to develop a RP-HPLC method to detect the drug in its nanostructures and in pig ear skin post dermatokinetics. Objective: The present investigation aimed to develop a simple, precise and RP-HPLC method for the quantitative estimation of THCC in prepared lipidic nanostructures, its ointment and in skin homogenate obtained post dermatokinetic study. Method: THCC encapsulated nanostructures and ointment were formulated using modified emulsification method and embedded into an ointment base to enhance its spreadability and improve patient compliance. A fast and sensitive reverse phase high performance liquid chromatography method was developed using a Hypersil BDS reverse phase C18 column (4.6 mm × 250 mm, 5 μm) with mobile phase comprising tetrahydrofuran (THF) and 1 mgmL-1 citric acid (4:6), at a flow rate of 1.0 mLmin−1 with a run time of 20 min. Result: THCC nanostructures were successfully prepared using spontaneous microemulsification method. THCC was detected at 282 nm and revealed two peaks which were attributed to the keto-enol tautomerism in the molecule with retention times of 6.23 min and 11.06 min respectively. The assay of THCC in nanostructures and ointment was found to be 98.30% and 99.98% with entrapment efficiency 77.00±2.74 %. The dermatokinetic studies revealed sufficient release of THCC from its ointment up till 24 hr with a concentration of 1382 μgcm-2, for causing a therapeutic effect. Conclusion: The method was found to be reproducible and robust as shown by low coefficient of variation and a constant analyte/IS ratio. It was successfully employed for the estimation of THCC assay in nanostructures and it’s ointment and dermatokinetic analysis in skin.


Author(s):  
Vaishali Mistry ◽  
Akshay Yelwe ◽  
Amey Deshpande

Objective: The present study describes the stability indicating reversed-phase high-performance liquid chromatography (RP-HPLC) method for simultaneous estimation of 5-fluorouracil and tegafur in pharmaceutical dosage forms.Method: 5-fluorouracil and tegafur the propose RP-HPLC method were developed by using Shimadzu Prominence-i LC-2030 HPLC system equipped with UV detector and chromatographic separation was carried on shim-pack gist c18 (250 × 4.6 mm, 5 μ) column at a flow rate of 1 ml/min and the run time was 10 min. The mobile phase consisted of methanol and water in the ratio of 50:50% v/v and elements were scanned using a UV detector at 271 nm.Result: The retention time of 5-fluorouracil and tegafur was found to be 2.74 and 3.66 min, respectively. A linearity response was observed in the concentration range of 13.4 μg/ml–31.3 μg/ml for 5-fluorouracil and 6 μg/ml–14 μg/ml for tegafur, respectively. Limit of detection and limit of quantification of 5-fluorouracil were 10.97 μg/ml and 33.26 μg/ml and for tegafur are 4.89 μg/ml and 14.83 μg/ml, respectively.Conclusion: The stability indicating that the method was developed by subjecting drugs to stress conditions such as acid and base hydrolysis, oxidation, photo and thermal degradation, and degraded products formed were resolved successfully from samples.


Author(s):  
AWDHUT PIMPALE ◽  
RAJENDRA KAKDE

Objective: The present work was focused on the development and validation of reversed-phase high-performance liquid chromatography (RP-HPLC) method which is simple, rapid, precise, accurate, sensitive, economical, and stability-indicating for the quantification of rosuvastatin (RSV) calcium and clopidogrel bisulfate (CLO) in bulk and tablet formulation. Methods: The separation was attained on RP Princeton (C18) column with dimensions (250 mm × 4.6 mm, 5 μ) employing buffer which is a mixture of water (pH 3.0, adjusted with orthophosphoric acid), and methanol in the ratio (20:80) v/v as mobile phase, at flow rate 1.0 ml/min and detection was carried out at wavelength 240 nm. The retention time under the optimized condition of RSV calcium and CLO was found to be 2.844 min and 4.388 min, respectively. Results: The linearity of the method was demonstrated in the concentration range of 6–16 µg/ml and 45–120 µg/ml for RSV calcium and CLO with a correlation coefficient (r2) of 0.9999 and 0.9996, respectively. The percentage relative standard deviation was ˂2% and percentage recovery was found to be 100.12–101.37% and 99.72–101.09% for RSV calcium and CLO, respectively. Assay of marketed tablet formulation was found to be 98.99% and 99.92%, respectively. Conclusion: The developed RP-HPLC method was found to be simple, specific, sensitive, rapid, linear, accurate, precise, and economical and could be used for regular quality control of RSV calcium and CLO in bulk and tablet formulations.


2020 ◽  
Vol 16 ◽  
Author(s):  
Nisha H. Parikh ◽  
Charmy Kothari

Background:: Ocimum basilicum L. seeds, commonly also known as Takhmaria in Gujarat. It is a common constituent present in fruits, plant-derived beverages, vegetables, wheat, sprouts, and some seasonings. Objective:: A simple, specific, precise, accurate, and sensitive method for the quantification of apigenin by reverse phase high performance liquid chromatography (RP-HPLC) was developed and validated. Methods:: Analysis was carried out on Inertsil ODS-3V-C18 column (250 mm × 4.6 mm i.d, 5 μm) as stationary phase, methanol-acetonitrile (55:45 v/v) as a mobile phase at a flow rate of 1.0 mL/ min. Detection was carried out at 340 nm. Retention time of apigenin was found to be 8.30 min. The proposed method was validated according to ICH Guidelines, Q2 (R1). Results:: The developed method showed good linearity in the range of 10-50 μg/mL with correlation coefficient (R2= 0.9998). The LOD and LOQ were found to be 1.23 μg/mL and 4.05 μg/mL, respectively. The percentage recovery for apigenin was found to be 97.75-100.5%. All validation parameters were found within acceptance limits and demonstrated good reliability in the quantification of apigenin. Conclusion:: Thus, the newly developed and validated method can be successfully applied for the quantification of apigenin from seeds of O. basilicum L. and can be also applied for the standardization of poly herbal formulation containing O. basilicum seeds. Assay results showed good recovery when statistically compared with the high-performance thin layer chromatography (HPTLC) Method.


Author(s):  
SAILAJA B ◽  
SRAVANA KUMARI K

Objective: The present work was focused on the development and validation of reverse-phase high-performance liquid chromatography (RP-HPLC) method which is simple, rapid, precise, accurate, sensitive, economical, and stability indicating for the quantitation of rosuvastatin calcium in bulk and tablet formulation. Methods: The separation was attained on Waters Symmetry C18 column with dimensions 150×4.6 mm, 5 mm particle size employing 0.1% orthophosphoric acid buffer:acetonitrile in the ratio of 55:45% v/v as mobile phase, which was pumped at a rate of 1.0 ml/min and detected at a wavelength of 241 nm. Results: The linearity of the method was demonstrated in the concentration range of 2–12 μg/ml for rosuvastatin calcium with a correlation coefficient (r2) of 0.999, percentage drug recovery was found to be 100.22–101.16%, and percentage relative standard deviation <2. Limit of detection and limit of quantitation values were found to be 0.013 μg/ml and 0.042 μg/ml, respectively, and assay of marketed tablet formulation was found to be 99.76%. Conclusion: The developed RP-HPLC method was found to be simple, specific, sensitive, rapid, linear, accurate, precise, and economical and could be used for regular quality control of rosuvastatin calcium in bulk and tablet formulation.


Author(s):  
CELINA NAZARETH ◽  
GISELLE FIZARDO ◽  
CHARMAINE VAZ

Objective: This study describes a new, simple, precise, accurate, and reproducible reversed-phase high-performance liquid chromatography (RP-HPLC) cleaning validation method for simultaneous estimation of rosuvastatin and aspirin. Methods: The proposed RP-HPLC method was carried out on AGILENT-ZORBAX RP-Inertsil column (250 mm × 4.6 mm, 5 μm) in an isocratic mode utilizing potassium dihydrogen phosphate buffer (pH 2.5 with OPA):acetonitrile (50:50,v/v) as mobile phase, at a flow rate of 1.5 ml/min. Detection was carried out at 243 nm using UV detector. Results: The method was found specific as there was no swab interference. The Beer–Lambert’s law was obeyed in the concentration range of 0.5–20 μg/ml for both rosuvastatin and aspirin. The mean percentage recoveries at 100% level were 89.4% for rosuvastatin and 82.1% for aspirin. The limit of detection and limit of quantification for rosuvastatin and aspirin were 0.03 μg/ml and 0.1 μg/ml, respectively. The method was found to be robust and precise with percentage RSD <2.0%. Conclusion: A simple, novel, and economical RP-HPLC method for cleaning validation has been developed for the simultaneous estimation of rosuvastatin and aspirin. The method was validated as per ICH guidelines for specificity, linearity, accuracy, precision, and robustness. The developed method can be used as a sensitive analytical tool for ensuring the effectiveness of the cleaning procedure adopted.


Author(s):  
Shaik Shakirbasha ◽  
Sravanthi P

  Objective: To develop and validate a simple, selective, precise, and accurate method for the estimation of dapagliflozin using reversed-phase high-performance liquid chromatography (RP-HPLC) technique in bulk and tablet formulation.Methods: The proposed method utilizes chromatographic conditions hypersil BDS (250 mm × 4.6 mm, 5 μ), mobile phase was buffer:acetonitrile (60:40) ratio, flow rate was maintained 1 ml/minute, column temperature was set at 30°C, detection wave length was 245 nm, and diluent was mobile phase.Results: By injecting 5 times of the standard solution system suitability parameters were studied, and results were found well under the acceptance criteria. The linearity study was performed by taking 25-150% levels, and the R2 value was found to be 0.999, precision was found to be 0.5 for repeatability and 0.31 for intermediate precision. The % recovery was found to be 99.89%. Limit of detection and limit of quantitation were found to be 0.60 μg/ml and 1.81 μg/ml, respectively. The % purity was found to be 99.71%. Degradation study on dapagliflozin was performed and concluded that the purity threshold was more than purity angle and within the acceptable range.Conclusion: The developed RP-HPLC method for dapagliflozin was found to be simple, precise, accurate, reproducible, and cost effective. Statistical analysis of the developed method conforms that the proposed method is an appropriate and it can be useful for the routine analysis. This method gives the basic idea to the researcher who is working in area such as product development and finish product testing.


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