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Driven strategy for effective monitoring pharmacovigilance quality system - key points 有效监测药物警戒质量体系的驱动策略——要点
Pub Date : 2018-07-13 DOI: 10.4172/2329-6887-C1-031
Essam Ghanem
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引用次数: 0
Economic Evaluation of Microneedles for Vaccinations 疫苗接种微针的经济评价
Pub Date : 2018-06-09 DOI: 10.4172/2329-6887.1000E174
Hiep X. Nguyen, M. Vu, L. Nguyen
In the United States, influenza epidemics cost approximately $87.1 billion annually in which $10.4 billion is attributed to direct medical cost [1]. Nearly 13 million influenza cases occur every year, costing $1.4 billion to third-party payers and $11.3 billion to the society [2]. Despite the recommendation for annual influenza vaccinations, a significant number of people fail to get vaccinated due to their concerns about vaccine effectiveness, adverse reactions, inconvenience, and needle phobia [3,4]. Thus, a novel, cost-effective, minimally invasive, and patient-compliant delivery technology-microneedles (an array of micron-sized solid-coated or polymeric dissolving needles) could address some of these issues [5-7]. The Centers for Disease Control and Prevention has named this technology the potential “game changer” of global vaccination. Preclinical studies have demonstrated that the use of microneedles could lead to long-lasting, robust antibody response, and improved efficacy of various vaccines against influenza, malaria, Alzheimer’s disease, and measles [8-10]. The usability and acceptability of microneedles were also assessed to reveal that 100% of the public and 74% of the healthcare providers surveyed were positive and showed a strong support for microneedle technology [11,12]. Furthermore, if patients could self-administer vaccines using microneedles, the vaccination intent would increase from 44% to 65% [13].
在美国,流感流行每年造成的损失约为871亿美元,其中104亿美元是直接医疗费用[1]。每年发生近1300万例流感病例,给第三方支付方造成14亿美元的损失,给社会造成113亿美元的损失[2]。尽管建议每年接种流感疫苗,但由于担心疫苗有效性、不良反应、不便和针头恐惧症,仍有相当多的人未能接种疫苗[3,4]。因此,一种新颖的、具有成本效益的、微创的、符合患者要求的输送技术——微针(一组微米大小的固体涂层或聚合物溶解针)可以解决其中的一些问题[5-7]。美国疾病控制与预防中心将这项技术命名为全球疫苗接种的潜在“游戏规则改变者”。临床前研究表明,使用微针可导致持久、强大的抗体反应,并提高各种流感、疟疾、阿尔茨海默病和麻疹疫苗的疗效[8-10]。对微针的可用性和可接受性也进行了评估,结果显示100%的公众和74%的受访医疗服务提供者对微针技术持积极态度,并表现出对微针技术的强烈支持[11,12]。此外,如果患者可以使用微针自行接种疫苗,则接种意愿将从44%增加到65%[13]。
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引用次数: 0
Anti-Bacterial Activity of Garlic Extract against Human Pathogenic Bacteria 大蒜提取物对人致病菌的抑菌活性研究
Pub Date : 2018-03-05 DOI: 10.4172/2329-6887.1000253
Wolde T, Kuma H, Trueha K, Yabeker A
In many developing countries a large proportion of the population relies on traditional practitioner of medicinal plants in order to meet health care need. Garlic is one of the herbs that used by traditional practitioners for preparation of herbals medicine. Emergence of drug resistance is obvious and global confront. Seeking for other antibiotics which are new, natural, plant based. Garlic is classified as member of family Alliaceae. Allicin is one of the active principal of freshly crushed garlic homogenates, have variety of antimicrobial activities. This study was conducted to evaluate the anti-bacterial effect of garlic against standard isolates of S. aureus and E. coli kindly obtained from EHNRI. Four different solvents having different polarity were used to extract the bioactive compound from garlic. The Antibacterial activity of the crude extracts of garlic was evaluated against Standard isolates of S. aureus and E. coli by an agar diffusion method. The trial was done in triplicates. A Factorial Design with three factors was used. The treatment means were compared by a Student’s t- test with least significant difference (LSD) at 5% (P=0.05) and the data analysis was performed using mini tab statistical software package. In this experiment the non-polar chloroform had higher inhibition zone. The highest yield potential was obtained from water followed by ethanol, chloroform and petroleum ether respectively. E. coli were so susceptible than S. aureus to the extracts. Garlic could be used as effective antibacterial agent for human pathogenic bacteria.
在许多发展中国家,很大一部分人口依靠传统的药用植物从业者来满足保健需要。大蒜是传统医生用来配制草药的草药之一。耐药性的出现是显而易见的和全球性的问题。寻找新的、天然的、植物性的抗生素。大蒜是葱科的一员。大蒜素是大蒜鲜碎匀浆的活性成分之一,具有多种抗菌活性。本研究旨在评价大蒜对大肠杆菌和金黄色葡萄球菌标准分离株的抑菌效果。采用四种极性不同的溶剂提取大蒜中的生物活性化合物。采用琼脂扩散法测定大蒜粗提物对金黄色葡萄球菌和大肠杆菌标准分离株的抑菌活性。试验分三次进行。采用三因素析因设计。治疗方法比较采用Student’s t检验,最小显著性差异(LSD)为5% (P=0.05),数据分析采用mini tab统计软件包。在本实验中,非极性氯仿具有较高的抑制带。水的产率最高,其次是乙醇、氯仿和石油醚。大肠杆菌对提取物的敏感性明显高于金黄色葡萄球菌。大蒜可作为人类致病菌的有效抗菌剂。
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引用次数: 28
Study of Rational and Irrational Prescribing in Different Government and Private Health Care Centres of Punjab 旁遮普不同政府和私人医疗保健中心合理和不合理处方研究
Pub Date : 2018-01-13 DOI: 10.4172/2329-6887.1000250
T. Bashir, M. Z. Zafar, Muhammad Ahsan, M. Asim, M. Abu-Huzaifa
Introduction: Rational prescribing is the prescribing of drug by physician in the right way, right drug, right dose and right time to the right person through the right route of administration. On the other hand irrational prescribing is blanket term which is a combination of no drug need, drug abuse and misuse, use of polypharmacy and use of unsafe drugs. Methodology: This was cross sectional study and was conducted at District Head Quarters of Gujranwala, Hafiz Abad, Wazirabad and Okara from July-August 2017. The case histories of 400 patients were scrutinized thoroughly on the basis of questionnaire filling related to rational and irrational guidelines and compare our results with international standards. We used a Microsoft Excel 2013 for to evaluate our results. Results: A total of 400 patients were studied. Pharmacoeconomics analysis shows that in 177 patients’ drug therapy is rational while in 223 patients’ medications prescribed were irrational. Conclusion: It is the need of the hour that the mutual relationship among the medical health care professionals is necessary like doctors, pharmacists, nurses, nutritionist, physiotherapist and other technicians to provide optimum and rational drug therapy to the patients.
合理处方是医师通过正确的给药途径,以正确的方式、正确的药物、正确的剂量、正确的时间给正确的人开处方。另一方面,不合理的处方是一个总括性术语,它是不需要药物、药物滥用和误用、使用多种药物和使用不安全药物的组合。方法:这是一项横断面研究,于2017年7月至8月在古杰兰瓦拉、哈菲兹阿巴德、瓦济拉巴德和奥卡拉地区总部进行。对400例患者的病历进行了详细的调查,并与国际标准进行了比较。我们使用Microsoft Excel 2013来评估我们的结果。结果:共纳入400例患者。药物经济学分析显示,177例患者用药合理,223例患者用药不合理。结论:医生、药师、护士、营养师、物理治疗师等医疗卫生专业人员之间的相互关系是时代的需要,为患者提供最佳、合理的药物治疗。
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引用次数: 4
Non-Fatal Thrombin Based Hemostatic Matrix Pulmonary Embolism in Laparoscopic Surgery. A Case Report 腹腔镜手术中非致死性凝血酶止血基质肺栓塞。病例报告
Pub Date : 2018-01-01 DOI: 10.4172/2329-6887.1000255
P. Mura, S. Fakir, S. Mura, P. Onida, G. Finco
Locally applied hemostatic agents, are used in various surgical procedures. In our case a thrombin based hemostatic matrix (FloSealTM) was used in the hepatic bed to facilitate haemostasis in a 63 year old-male undergoing video-laparoscopic cholecystectomy. Immediately after the surgery the patient developed severe anxiety, acute shortness of breath with associated hypoxia. An angiographic computerized tomography chest scan demonstrated multiple bilateral sub segmental pulmonary emboli that resolved in the following 12 h. A bilateral lower extremity duplex ultrasound showed no evidence of deep venous thrombosis.
局部应用止血剂,用于各种外科手术。在我们的病例中,我们使用凝血酶为基础的止血基质(FloSealTM)在肝床止血,以促进63岁男性接受腹腔镜胆囊切除术。手术后患者立即出现严重焦虑、急性呼吸短促并伴有缺氧。胸部血管造影计算机断层扫描显示多个双侧亚节段性肺栓塞,在随后的12小时内消退。双侧下肢双侧超声未显示深静脉血栓形成的证据。
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引用次数: 0
Some Specific Regulatory Aspects and Nuances of Drug Products Localization in the Russian Federation 俄罗斯联邦药品本地化的一些具体监管方面和细微差别
Pub Date : 2018-01-01 DOI: 10.4172/2329-6887.1000264
Anna Soltitskaya
Some important things you should know about drug products localization regulations in Russia. Brief overview of the main local regulations and factual law-enforcement practices that have an impact on your drug products localization projects. According to the Russian Government Decree, № 1289 dated by Nov. 30, 2015 “On limitations of drug products manufactured by foreign manufacturers as participants of Government Procurement” (so called rule “The third wheel”): if two applications at least for the Russian products are submitted, so any third application from some foreign manufacturer (not the Russian product) cannot be accepted. The Russian Federal Law 61 FZ “On drugs circulation” is the basic general legislation Act that regulates Drugs (DP & API) circulation (research & developing, clinical trials, manufacturing, expertise and registration, supply, sale, marketing etc.)
关于俄罗斯的药品本地化规定,你应该知道一些重要的事情。对你们药品本地化项目有影响的主要地方法规和实际执法实践的简要概述。根据2015年11月30日俄罗斯政府法令№1289“关于外国制造商作为政府采购参与者生产的药品的限制”(所谓的规则“第三轮”):如果至少提交了两份俄罗斯产品的申请,那么来自某些外国制造商(不是俄罗斯产品)的任何第三份申请都不能被接受。俄罗斯联邦法61 FZ“药品流通”是规范药品(DP和API)流通(研发,临床试验,制造,专业知识和注册,供应,销售,营销等)的基本一般立法法案。
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引用次数: 0
Immune-potentiation of Pneumococcal Capsular Polysaccharide Antigen using Albumin Microparticles 利用白蛋白微粒对肺炎球菌荚膜多糖抗原的免疫增强作用
Pub Date : 2018-01-01 DOI: 10.4172/2329-6887.1000261
Bernadette D’Souza, Prathap Nagaraja Shastri, Gabrielle M. Hammons, Ellie Kim, L. Kolluru, G. Carlone, G. Rajam, M. D'souza
Microparticles (MPs) offer several advantages as unique vaccine delivery system, including the ease to manufacture, targeted delivery of antigen payload, sustained antigen release and possible role as an immuneadjuvant. In this study, we evaluated albumin matrix for pneumococcal (Pnc) serotype specific capsular polysaccharide (PS) antigen MPs. Microencapsulation of Pnc PS was successful with a product yield of >72%. The MP size, 1-5 μm, and negative zeta potential (-26.5 mV) were optimized to ensure effective -uptake and presentation of Pnc PS antigens to immune cells. In mice, ST 19F and 23F MPs exhibited >10-fold increase (P<0.01) in ST specific IgG response over PS in solution given with or without alum. Relatively higher immune response was observed for ST 6B MPs when compared to PS solution; however, ST6B PS solution along with alum resulted in an overall higher response when compared to ST6B MPs. Microencapsulation may offer a simple and effective mechanism for the immune-enhancement of poorly immunogenic antigens such as Pnc PS.
微颗粒(MPs)作为一种独特的疫苗递送系统具有多种优势,包括易于制造、抗原有效载荷的靶向递送、抗原的持续释放以及可能作为免疫佐剂的作用。在这项研究中,我们评估了白蛋白基质对肺炎球菌(Pnc)血清型特异性荚膜多糖(PS)抗原MPs的影响。Pnc - PS微胶囊化成功,产物得率为0.72%。优化了Pnc - PS抗原的大小、1-5 μm和负zeta电位(-26.5 mV),以确保免疫细胞对Pnc - PS抗原的有效摄取和提呈。在小鼠中,ST 19F和23F MPs对ST特异性IgG的反应比添加或不添加明矾的PS提高了10倍(P<0.01)。与PS溶液相比,ST 6B MPs的免疫应答相对较高;然而,与ST6B MPs相比,ST6B PS溶液和明矾的总体响应更高。微胶囊化可能为低免疫原性抗原(如Pnc - PS)的免疫增强提供一种简单有效的机制。
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引用次数: 4
Toxic Epidermal Necrolysis Associated with Tetracycline Eye Ointment: A Case Report 毒性表皮坏死松解与四环素眼膏相关:1例报告
Pub Date : 2018-01-01 DOI: 10.4172/2329-6887.1000251
Selamawit Gebrehiwet, Abrahalei Kessete, Mulugeta Russom, Gelila Abrham
Toxic epidermal necrolysis (TEN) is a rare but potentially life threatening severe cutaneous adverse reaction with widespread epidermal detachment and mucosal erosions usually induced by medications. Tetracycline eye ointment is not known to cause TEN and recent literature search found no published articles that associate tetracycline (TTC) eye ointment and TEN. However, the Eritrean National Pharmacovigilance Centre has received one serious cutaneous reaction immediately following application of TTC eye ointment. The aim of this case report is therefore to describe this unusual and interesting adverse drug reaction, it’s possible explanations and treatment outcomes of the event. This is a case of 15 years old female patient admitted to hospital with a presentation of body skin desquamation, fever and malaise, eye and mouth pain with redness. Notably, this case study is designed for the peculiarity of its occurrence with a single dose instillation of tetracycline eye ointment purchased as an over the counter drug. As a result, patient developed generalized skin lesion with about 80% skin involvement. Though TEN is usually drug induced, it can also be explained with some etiological factors which can induce similar reaction such as infections as well as malignancy. Clinical and laboratory investigation report however show that the patient had no prior history of infection, history of allergy and other drugs intake. Taking into account the above facts complemented with the low disease background incidence, possible biological mechanism and the plausible time to reaction onset (4 days), this case is possibly associated with TTC eye ointment. The availability of tetracycline eye ointment without prescription in Eritrea makes this association alarming as it can amplify the occurrence of TEN. Hence, further studies are required to substantiate the association.
中毒性表皮坏死松解(TEN)是一种罕见但可能危及生命的严重皮肤不良反应,通常由药物引起广泛的表皮脱离和粘膜糜烂。目前还不知道四环素眼膏会导致TEN,最近的文献检索没有发现四环素(TTC)眼膏与TEN相关的发表文章。然而,厄立特里亚国家药物警戒中心在使用TTC眼膏后立即收到一例严重皮肤反应。因此,本病例报告的目的是描述这种不寻常且有趣的药物不良反应,以及该事件的可能解释和治疗结果。这是一例15岁女性患者,因身体皮肤脱屑、发热和不适、眼和口疼痛并发红而入院。值得注意的是,本案例研究是针对其发生的特殊性而设计的,单剂量四环素眼膏是作为非处方药购买的。结果,患者出现全身性皮肤病变,约80%的皮肤受累。虽然TEN通常是药物引起的,但也可以用一些病因来解释,这些病因可以引起类似的反应,如感染和恶性肿瘤。临床及实验室调查报告显示患者无感染史、过敏史及其他药物摄入史。考虑到上述事实,再加上疾病背景发病率低、可能的生物学机制和可能的反应发生时间(4天),该病例可能与TTC眼膏有关。厄立特里亚无处方四环素眼膏的可获得性使这种关联令人担忧,因为它可能增加TEN的发生。因此,需要进一步的研究来证实这种联系。
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引用次数: 0
Artificial Intelligence in Drug Discovery and Development 药物发现与开发中的人工智能
Pub Date : 2018-01-01 DOI: 10.4172/2329-6887.1000E173
Prashansa Agrawal
Artificial Intelligence (AI) has recently been developed into a sizzling topic in the area of medical care industry. The biopharmaceutical industries are making efforts to approach AI to enhance drug discovery process, reduce research and development expenses, diminish failure rates in clinical trials and ultimately generate superior medicines. The accessibility of immense statistics in life sciences and a speedy development in machine learning algorithms led to an evolution of AI-based start-up companies focused on drug discovery over the recent years [1]. Numerous remarkable AIbiopharmaceutical alliance were declared in 2016-2017 that include Pfizer and IBM Watson, Sanofi Genzyme and Recursion Pharmaceuticals, AstraZeneca, Abbvie, Merck, Novartis, GSK and Exscientia, etc.
近年来,人工智能(AI)已经成为医疗保健行业的热门话题。生物制药业界为了缩短新药开发过程、减少研究开发费用、减少临床试验的失败率,最终开发出更好的药物,正在努力利用人工智能。近年来,生命科学中大量统计数据的可访问性和机器学习算法的快速发展导致了以人工智能为基础的初创公司的发展,这些公司专注于药物发现[1]。2016-2017年,辉瑞与IBM沃森、赛诺菲健赞与Recursion Pharmaceuticals、阿斯利康、艾伯维、默克、诺华、GSK、Exscientia等多家著名的生物制药联盟相继宣布。
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引用次数: 144
The Challenges of Adverse Drug Reaction Evaluation 药物不良反应评价的挑战
Pub Date : 2018-01-01 DOI: 10.4172/2329-6887.1000260
Karine Balero Marante
Prevention of adverse drug reactions (ADRs) is the essence of Pharmacovigilance and its precise diagnosis is crucially a primary step, which still remains a challenge among specialists. The objective here is to investigate and offer a notion of commonly used and the developed methods of causality assessment tools for the diagnosis of ADRs and discuss their pros and cons. There are several recognized ways for assessment methods with decisive factors of causality evaluation, all the information regarding reasons allocating causality, the advantages and limitations of the appraisal methods were extracted and evaluated. Expert judgment is typically based on the decisive factor on which algorithms are based, nevertheless in imprecise manner. The probabilistic methods use the similar principle; however, connect probabilities to each measure. Such approaches are quite skeptical and liable to generate cloudy causation results. The final evaluation is quite intricate due to numerous inherent shortcomings in causality assessment tools. Thus we are still looking for developing a high quality assessment tool (very specific, but at the same time, sensitive enough) which can meticulously establish suitable diagnostic criteria for ADRs with universal acceptance to improvise the fundamental aspect of drug safety.
药物不良反应(adr)的预防是药物警戒的本质,其准确诊断是至关重要的第一步,这仍然是专家们面临的挑战。本文的目的是对adr诊断中常用的和发展的因果关系评价工具的概念进行调查和介绍,并讨论其优缺点。目前公认的几种具有因果关系评价决定性因素的评价方法,提取和评价了因果关系分配原因的所有信息,以及评价方法的优点和局限性。专家的判断通常是基于算法所基于的决定性因素,然而以不精确的方式。概率方法使用类似的原理;然而,将概率与每个度量联系起来。这种方法是相当可疑的,容易产生模糊的因果关系结果。由于因果关系评估工具的许多固有缺陷,最终的评估相当复杂。因此,我们仍在寻求开发一种高质量的评估工具(非常具体,但同时又足够敏感),可以精心建立普遍接受的合适的adr诊断标准,以提高药物安全性的基本方面。
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引用次数: 9
期刊
Journal of Pharmacovigilance
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