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Analytical method development and validation of ketoprofen tablet by UV spectrophotometer 酮洛芬片紫外分光光度分析方法的建立与验证
Pub Date : 2020-05-15 DOI: 10.18231/j.ijpca.2020.006
M. Shahnaz, Shivani Sharma, Anchal Sharma, D. Prasad
Precision: The degree of agreement among individual test results when a method is applied to multiple samplings of a homogeneous sample. It is a measure of either the degree of reproducibility (agreement under different conditions) or of repeatability (agreement under same condition) of the method.Linearity: The ability of a method to produce results that is directly or indirectly proportional to the conc. of the analyte in samples within a given range.Range: The interval between upper and lower level of analyte (including those levels) that has been shown to be determined with precision, accuracy and linearity using the method as written.Accuracy: The closeness of test results obtained by method to the true value. It is a measure of the exactness of the method.Ruggedness: The ruggedness of an analytical method is the degree of reproducibility of test results obtained by analysis of the same samples under a variety of normal test conditions. Such as different laboratories, different analyst, different instruments, different lots of reagents different elapsed assay times, differently days at normal lab. Conditions etc. Intermediate precision is normally expressed as the lack of influence on test results of operational and environmental variables of the analytical method. Ultraviolet Visible spectrometric assay developed for the quantification of Ketoprofen was performed in methanol in the concentration of 10 mcgml. Single Point Standardization method was used for the quantitative analysis of drug. The drug obeys Lambert – Beer’s law in the concentration range of 5 mcgml. The absorbance maxima occur at 256 nm. The developed method was validated as per ICH norms. Single Point Standardization method involves simple calculations. The absorbance value at 256 nm was found to be around 0.291. The results obtained on the validation parameters of developed method meets the ICH requirements. It infers that the method was found to be simple, specific, precise, accurate
精密度:当一种方法应用于均匀样品的多个采样时,单个测试结果之间的一致程度。它是对方法的再现性(在不同条件下的一致性)或可重复性(在相同条件下的一致性)程度的度量。线性度:一种方法产生的结果直接或间接与系数成正比的能力。在给定范围内的样品中的分析物。范围:分析物的上、下水平之间的间隔(包括那些水平),已被证明可以使用所写的方法以精密度、准确度和线性来确定。准确度:通过该方法得到的测试结果与真实值的接近程度。它是对方法准确性的一种度量。牢固性:一种分析方法的牢固性是指在各种正常试验条件下对同一样品进行分析所获得的试验结果的可重复性程度。比如不同的实验室,不同的分析师,不同的仪器,不同数量的试剂不同的测定时间,在正常实验室不同的天数。条件等。中间精度通常表示为分析方法的操作变量和环境变量对测试结果没有影响。建立了酮洛芬的紫外可见分光光度法,在浓度为10 mcgml的甲醇中进行定量分析。药物定量分析采用单点标准化法。本品在5mcgml浓度范围内符合朗伯-比尔定律。吸光度最大值出现在256 nm处。所开发的方法按照ICH规范进行了验证。单点标准化方法计算简单。256 nm处的吸光度值约为0.291。所建立方法的验证参数符合ICH要求。由此可见,该方法简便、特异、精确、准确
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引用次数: 1
Chemotherapy of mycoplasmosis in sheep and goats 绵羊和山羊支原体病的化疗
Pub Date : 2020-05-15 DOI: 10.18231/j.ijpca.2020.003
B. Dabbir, Nanjundaiah Ks
Mycoplasmosis in small ruminants is considered an economically important respiratory infection resulting in huge economic losses. Small ruminant mycoplasmosis is prevalent worldwide. Chemotherapeutic efficacy With Tylosin, Moxifloxacin injections and Azithromycin oral solution, in 2014 affected goats were studied. It was observed that solitary and dual combinations increased the cure rate and saved the affected goats. The percentage of cure was more in combinations than single Tylosin injection. The combination of Moxifloxacin and Azithrmycin was very effective with a 93% cure percentage.Keywords: Mycoplasma, Sheep, Tylosin, Moxifloxacin, Azithromycin.
小反刍动物支原体病被认为是一种经济上重要的呼吸道感染,造成巨大的经济损失。小反刍动物支原体病在世界范围内普遍存在。观察泰洛星、莫西沙星注射液和阿奇霉素口服液对2014年感染山羊的化疗效果。观察到单药和双药联合治疗提高了治愈率,挽救了病羊。联合用药的治愈率高于单独用药。莫西沙星联合阿奇霉素治疗效果显著,治愈率达93%。关键词:支原体,绵羊,泰洛星,莫西沙星,阿奇霉素
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引用次数: 1
Nail drug delivery system a review 指甲给药系统综述
Pub Date : 2020-05-15 DOI: 10.18231/j.ijpca.2020.002
Apeksha R Rathi, R. Popat, V. Adhao, V. Shrikhande
The nail is horny structure. Nail plate is responsible for penetration of drug across it. As it is hard enough the penetration becomes difficult, only a fraction of topical drug penetrates across it. Hence the effective therapeutic concentration is not achieved. The nail plate may appear abnormal as a result of decreased glow. It`s involvement of nail bed, reduction of blood supply, physical or chemical features of nail bed. As a result variety of diseases occurs.1 Oral therapies are accompanied by systemic side effects and drug interactions, while topical therapies are limited by the low permeation rate through the nail plate. These diseases can be cured by achieving desired therapeutic concentration of drug by nail drug delivery system. Human nails do not have only protective and decorative role, but can also be considered as an alternative pathway for drug delivery, especially in nail diseases such as onychomycosis or psoriasis. The physical techniques (manual and electrical nail abrasion, acid etching, ablation by lasers, microporation, application of low-frequency ultrasound and electric currents) and chemicals (thiols, sulphites, hydrogen peroxide, urea, water, enzymes) that have shown ungual enhance reactivity. For effective topical therapy, fungal drug permeation must be enhanced.3 This can be achieved by disrupting the nail plate using physical techniques or chemical agents. Alternatively, drug permeation into the intact nail plate may be encouraged, for example, by iontophoresis or by formulating the drug within a vehicle which enables high drug partition out of the vehicle and into the nail plate.Keywords: Nail drug delivery, Onychomycosis, Iontophoresis, Psoriasis.
指甲是角质结构。甲板负责药物穿透。由于它足够硬,渗透变得困难,只有一小部分局部药物穿透它。因此不能达到有效的治疗浓度。甲板可能因发光减少而出现异常。它涉及到甲床,血液供应减少,甲床的物理或化学特征。结果发生了各种各样的疾病口服治疗伴有全身副作用和药物相互作用,而局部治疗受甲板渗透率低的限制。这些疾病可以通过指甲给药系统达到所需的药物治疗浓度来治愈。人的指甲不仅具有保护和装饰作用,而且还可以被认为是药物递送的替代途径,特别是在甲真菌病或牛皮癣等指甲疾病中。物理技术(手工和电指甲磨损、酸蚀刻、激光消融、微孔、低频超声和电流的应用)和化学物质(硫醇、亚硫酸盐、过氧化氢、尿素、水、酶)都显示出极大的增强反应性。为了有效的局部治疗,必须加强真菌药物的渗透这可以通过使用物理技术或化学试剂破坏钉板来实现。或者,可以鼓励药物渗透到完整的钉板中,例如,通过离子透入或通过将药物配制在载体中,从而使药物高分离出载体并进入钉板。关键词:甲给药,甲真菌病,离子导入,银屑病
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引用次数: 6
Assessment of the renal function status in occupationally exposed people working in metal fabricating factory in Nnewi 纽威市金属制造工厂职业暴露人员肾功能状况评估
Pub Date : 2020-05-15 DOI: 10.18231/j.ijpca.2020.008
A. Okpogba, E. Ogbodo, I. Ezeugwunne, R. Analike, A. Amah, CG Ikimi, I. Ejiogu, E. Onyeneke
Background of Study: Heavy metal contamination and exposure in work environment is an issue of great public health implication.Aim of the Study: this cross sectional study assessed the renal function status in occupationally exposed people working in metal fabricating factory in Nnewi South Eastern Nigeria.Materials and Methods: A total of 15 apparently healthy individuals in metal fabricating factory aged between 19 and 56 years and 79 control subjects (comprising of 39 control subjects from Nnewi (N) and 40 control subjects from Elele (E) respectively) aged between 18 and 44 years were recruited for the study. 5ml of venous blood sample was collected from each subject for the determination of biochemical parameters (potassium, sodium, chloride, bicarbonate, urea and creatinine levels) using standard laboratory methods.Results: The current study showed significantly elevated levels of sodium, potassium, urea and creatinine (pConclusion: This study revealed the deleterious effect of heavy metal exposure at the work place on the functionality of the kidneys. Keywords: Metal fabrication, Factory workers, Occupational exposure, Heavy metals, Kidney function, Body mass index, Length of service, Age.
研究背景:工作环境中的重金属污染与暴露是一个具有重大公共卫生意义的问题。研究目的:本横断面研究评估了尼日利亚东南部奈威金属制造工厂职业暴露人群的肾功能状况。材料与方法:选取19 ~ 56岁金属加工工厂表面健康个体15例,18 ~ 44岁对照79例(Nnewi (N) 39例,Elele (E) 40例)。每位受试者采集静脉血5ml,采用标准实验室方法测定生化参数(钾、钠、氯化物、碳酸氢盐、尿素和肌酐水平)。结果:目前的研究显示,钠、钾、尿素和肌酐水平显著升高(结论:本研究揭示了工作场所重金属暴露对肾脏功能的有害影响。关键词:金属加工,工厂工人,职业暴露,重金属,肾功能,体重指数,工龄,年龄。
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引用次数: 4
Syntheses of di-Schiff’s bases: A comparative study using benzene and water (concept of green chemistry) as solvents 以苯和水(绿色化学的概念)为溶剂合成迪希夫碱的比较研究
Pub Date : 2020-05-15 DOI: 10.18231/j.ijpca.2020.007
G. Chawla, Muhamad Thufail
Di-Schiff’s bases are normally synthesized from aldehyde and diamine using organic solvents under conditions that remove water azeotropically. Here is a report for the preparation of di-Schiff’s base using both the conventional method and pure water without a catalyst and results were compared. It was observed that yields are better and reaction time is comparatively less when water is used as a solvent.Keywords: Benzene, Water, Green chemistry.
迪希夫碱通常是用有机溶剂在共沸脱水条件下由醛和二胺合成的。本文报道了用常规方法和不加催化剂的纯水制备迪希夫碱的方法,并对结果进行了比较。结果表明,以水为溶剂,收率较高,反应时间较短。关键词:苯,水,绿色化学。
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引用次数: 0
Pharmaceutical estimation of aripiprazole to assist in modern research: An upbeat review 阿立哌唑的药物评价对现代研究的帮助:一个乐观的回顾
Pub Date : 2020-05-15 DOI: 10.18231/j.ijpca.2020.001
P. Jain, Santosh B. Bodkhe, Urmila R. Salunke, N. G. Haswani
Aripiprazole is second generation anti-psychotic drug. Numerous investigations that have been published previously; stating analytical methods. The reported investigations for aripiprazole in its medical preparation and biological matrices is in present report. The most widely employed approaches in analysis outlined, such as spectrometric, liquid chromatographic processes, liquid chromatography-mass spectrometry, voltammetry and gas chromatography (GC). Spectrometric methods for ARP alone and in combination are precisely stated. Which includes parameters like ? max, solvent, matrix etc. and HPLC methods for aripiprazole single and in combination are given in tabular form, to parameters like matrix, stationary phase, mobile phase composition detection wavelength etc. HPTLC methods are reported in tabular form contain parameters like mobile phase combination, stationary phase, Rf etc. LC-MS method of aripiprazole and metabolite including parameter like matrix, stationary phase, mobile phase, internal standard, flow rate, retention time etc. the statistical data regarding the utility of these methods for estimation of aripiprazole published during 2004 to 2019 is precisely presented herein assist in further analytical and formulation research in future. Keywords: Aripiprazole, Pharmaceutical, Analytical methods, Applications, Scope, Review.
阿立哌唑是第二代抗精神病药物。之前已经发表了大量的调查;说明分析方法。本报告报道了阿立哌唑在其医学制剂和生物基质中的调查。概述了分析中应用最广泛的方法,如光谱法、液相色谱法、液相色谱-质谱法、伏安法和气相色谱法(GC)。精确地说明了单独和联合使用ARP的光谱测定方法。其中包括如下参数:以表格形式给出了阿立哌唑单药和复方阿立哌唑的HPLC测定方法、基质、固定相、流动相组成、检测波长等参数。以表格形式报道了hplc方法,包括流动相组合、固定相、Rf等参数。本文详细介绍了2004 - 2019年发表的阿立哌唑及其代谢物的色谱-质谱分析方法,包括基质、固定相、流动相、内标、流速、保留时间等参数,并对这些方法对阿立哌唑的测定效果进行了统计分析,为今后进一步的分析和处方研究提供参考。关键词:阿立哌唑,药物,分析方法,应用,范围,综述
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引用次数: 0
Nanotechnology in cancer therapy: An overview and perspectives (Review) 纳米技术在癌症治疗中的应用:综述与展望
Pub Date : 2020-02-15 DOI: 10.18231/j.ijpca.2019.020
Sarishti Sharma, A. Bhatia, Neeru Gakkhar
Nanotechnology is the study and use of structures between 1 nanometer and 100 nanometers in size. Cancer is the leading cause of death among people younger than 85 years. Nanoparticles that deliver chemotherapy drugs directly to cancer cells are under development. Nanomaterials are increasingly used as drug carriers for cancer therapy. Nanomaterials also appeal to researchers in the areas of cancer diagnosis and biomarker discovery. Among the newly developed nanomedicine and nanodevices such as quantum dots, nanowires, nanotubes, nanocantilevers, and nanopores, nanoshells and nanoparticles are the most promising applications for various cancer treatments. This article aims at giving an overview of the present status of nanotechnology in cancer therapy and the prospects of nanomaterials as drug carriers for future clinical applications are also discussed.Keywords: Nanotechnology, Nanomedicine, Application of nanomedicine, Nanomedicine for cancer, Risks of nanotechnology.
纳米技术是研究和使用尺寸在1纳米到100纳米之间的结构。癌症是85岁以下人群死亡的主要原因。将化疗药物直接输送到癌细胞的纳米颗粒正在研发中。纳米材料越来越多地被用作癌症治疗的药物载体。纳米材料也吸引了癌症诊断和生物标志物发现领域的研究人员。在新开发的纳米药物和纳米器件中,如量子点、纳米线、纳米管、纳米反杠杆、纳米孔、纳米壳和纳米颗粒是各种癌症治疗中最有前途的应用。本文综述了纳米技术在癌症治疗中的研究现状,并对纳米材料作为药物载体的临床应用前景进行了展望。关键词:纳米技术,纳米医学,纳米医学应用,纳米医学治疗癌症,纳米技术风险
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引用次数: 2
Study comparing the hypolipidemic effects of Terminalia Arjuna with Rosuvastatin on triglyceride and high density lipoprotein- cholesterol levels Arjuna与瑞舒伐他汀对甘油三酯和高密度脂蛋白-胆固醇降血脂作用的比较研究
Pub Date : 2020-01-15 DOI: 10.18231/j.ijpca.2019.023
V. Prakash
Introduction: Due to substantial increase of coronary heart disease, a need for identifying and correcting the conventional risk factors like hypertension, diabetes mellitus, smoking and hyperlipidemia has been emerged, as controlling them not only prevents the formation of atheromatous plaque but also slows down its progression and even promotes regression.AIM: Comparing the effects of Terminalia arjuna with Rosuvastatin on triglycerides and high density lipoprotein cholesterol in dyslipidemic patients of either sex.Materials and Methods: A 12 weeks open prospective randomized controlled study, enrolling 60 patients of dyslipidemia was conducted. Patients were distributed in two groups of 30 each. Group A was given Rosuvastatin (10mg) once daily and group B was given Terminalia arjuna (500mg) twice daily. Triglyceride and HDL-C levels were done at baseline and after 4, 8 and 12 weeks of starting the treatment and data was statistically analyzed.Results: Greater reduction in mean Triglyceride level was demonstrared with Terminali arjuna as compared to Rosuvastatin (-35.23±37.59 vs -13.30±6.64), (-51.66±48.67 vs -25.23±11.29) and (-60.63±49.93 vs-35.16±14.76) at 4, 8 and 12 weeks respectively and the difference between both the groups was statistically significant (p2.37±2.20vs 1.97±1.40) at 4 weeks but was slightly less (3.43±2.88 vs 3.53±2.31) and (4.37±2.76 vs 4.77±2.40) at 8 and 12 weeks. On comparing difference was found to be statistically non-significant.Conclusion: Rosuvastatin and Terminalia arjuna both are effective hypolipidemic agents causing significant decrease in triglyceride and increase in high density lipoprotein cholesterol. Terminalia arjuna had showed greater reduction triglyceride and was found to be safe.Keywords: Rosuvastatin, Terminalia arjuna, High density lipoprotein cholesterol, Triglyceride.
引言:由于冠心病的大量增加,对高血压、糖尿病、吸烟、高脂血症等常规危险因素的识别和纠正的需求已经显现出来,因为控制这些危险因素不仅可以防止动脉粥样硬化斑块的形成,而且可以减缓其进展,甚至促进其消退。目的:比较阿终与瑞舒伐他汀对男女血脂异常患者甘油三酯和高密度脂蛋白胆固醇的影响。材料与方法:对60例血脂异常患者进行为期12周的开放前瞻性随机对照研究。患者分为两组,每组30人。A组患者给予瑞舒伐他汀(10mg)每日1次,B组患者给予终叶(500mg)每日2次。甘油三酯和HDL-C水平在基线和开始治疗后4,8和12周进行统计分析。结果:与瑞舒伐他汀相比,终末阿朱那在4周、8周和12周时平均甘油三酯水平的降低幅度更大(-35.23±37.59 vs -13.30±6.64),(-51.66±48.67 vs -25.23±11.29)和(-60.63±49.93 vs-35.16±14.76),两组之间的差异在4周时具有统计学意义(p2.37±2.20vs 1.97±1.40),但在8周和12周时差异略小(3.43±2.88 vs 3.53±2.31)和(4.37±2.76 vs 4.77±2.40)。经比较发现差异无统计学意义。结论:瑞舒伐他汀和终叶都是有效的降血脂药,可显著降低甘油三酯,升高高密度脂蛋白胆固醇。阿尔诸那终草显示出更大的甘油三酯降低,被发现是安全的。关键词:瑞舒伐他汀,终叶,高密度脂蛋白胆固醇,甘油三酯
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引用次数: 0
Novel and ecofriendly UV-Spectrophotometry methods for estimation of Tolvaptan using hydrotropic agent 新型环保型紫外分光光度法测定托尔伐普坦的方法
Pub Date : 2020-01-15 DOI: 10.18231/j.ijpca.2019.021
Mangesh R Patil, A. Patil, A. Shirkhedkar
The aim of present investigation is to establish simple and economical UV- Spectrophotometric methods for estimation of Tolvaptan using Zero order UV-Spectrophotometric absorbance method and Zero Order- Area under curve (AUC) method with the application of hydrotropic solubilization phenomenon. Tolvaptan is non-peptide vasopressin V2 receptor antagonist. It is completely insoluble in water. Hydrotropic agent, sodium lauryl Sulfate (SLS) 5% w/v was used to enhance the solubility of Tolvaptan. Maximum absorption for Tolvaptan was found to be at 269 nm. The methods are based upon measurement of absorbance at 269 nm and integration of area under curve for analysis of Tolvaptan in the wavelength range of 263.2-282.2 nm. The drug followed linearity in the concentration range of 3 - 18 µg/mL with correlation coefficient value r2> 0.99 for both methods. The proposed methods were validated for accuracy, precision, repeatability and ruggedness, as per ICH guidelines. The proposed methods were applied for qualitative and quantitative estimation of Tolvaptan in pharmaceutical formulation and results were found in good agreement with the label claimed. Developed methods can be used for routine analysis of Tolvaptan in bulk and tablets.Keywords: Sodium Lauryl Sulphate, Tolvaptan, UV- Spectrophotometry - Area under Curve, UV-Spectrophotometry, Hydrotropy .
本研究的目的是利用亲水增溶现象,采用零阶紫外分光光度法和零阶曲线下面积(AUC)法,建立简单、经济的紫外分光光度法测定托伐普坦的方法。托伐普坦是非肽抗利尿激素V2受体拮抗剂。它完全不溶于水。采用5% w/v的亲水剂十二烷基硫酸钠(SLS)提高托伐普坦的溶解度。发现Tolvaptan的最大吸收波长为269 nm。在263.2 ~ 282.2 nm波长范围内,采用269 nm吸光度测量和曲线下面积积分法对托伐普坦进行分析。两种方法在3 ~ 18µg/mL范围内呈线性关系,相关系数r2> 0.99。根据ICH指南,验证了所提出的方法的准确性、精密度、可重复性和耐用性。将所提出的方法应用于药物制剂中托伐普坦的定性和定量估计,结果与标签所声称的一致。所建立的方法可用于托伐普坦散装和片剂的常规分析。关键词:十二烷基硫酸钠,托伐普坦,紫外分光光度法-曲线下面积,紫外分光光度法,水性。
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引用次数: 3
Comparative screening of anti-sickling reported and traditional herbs found in Chhattisgarh 恰蒂斯加尔邦报道的抗镰刀病草药与传统草药的比较筛选
Pub Date : 2020-01-15 DOI: 10.18231/j.ijpca.2019.017
D. Dash, A. Sahu, R. Panik, K. Mishra, P. Kashyap, Vaibhav Tripathi
Sickle cell anaemia (SCA) has been recognized as a serious genetic disorder throughout the World. This genetic abnormality arises at the sixth position of β-chain of haemoglobin, where amino acid valine is replaced by glutamic acid. SCA has already been announced as an endemic in Chhattisgarh state. Chhattisgarh is well known for its enriched source of herbal plants. People use herbal system of medicine for the management of sickle cell anaemia. Folk healers have sound knowledge of herbal and food plants and they have been practicing such nutraceuticals on sickle anaemic patients for many years. Present review is all about reported and traditional herb. Moreover, we have performed phytochemical screening of some traditional herbs which are being used by the healer’s. on the basis of screening data we have compared the bio-constituents of both reported and traditional herbs. Thus, the present work has encompassed review as well as comparative data. This paper will be beneficial for the new budding researchers for the further assessment of such plants for their anti-sickling activity.Keywords: Sickle cell anaemia, Endemic, Traditional healers, Nutraceuticals, Phytochemical screening.
镰状细胞性贫血(SCA)是全世界公认的一种严重的遗传性疾病。这种基因异常出现在血红蛋白β链的第6个位置,在那里氨基酸缬氨酸被谷氨酸取代。SCA已被宣布为恰蒂斯加尔邦的一种地方病。恰蒂斯加尔邦以其丰富的草本植物资源而闻名。人们使用草药系统治疗镰状细胞性贫血。民间治疗师对草药和食物植物有良好的了解,他们多年来一直在镰状贫血患者身上实践这种营养保健品。目前的综述都是关于报道和传统草药。此外,我们还对一些传统草药进行了植物化学筛选,这些草药正在被治疗师使用。在筛选数据的基础上,我们比较了报道和传统草药的生物成分。因此,目前的工作包括审查和比较数据。本文的研究成果将有助于新出芽的研究人员进一步评价这类植物的抗镰刀病活性。关键词:镰状细胞性贫血,地方病,中医,营养药品,植物化学筛选
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引用次数: 0
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International Journal of Pharmaceutical Chemistry
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