• Title/Summary/Keyword: Post-marketing

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Post-Marketing Surveillance Study of the Safety and Efficacy of Mesoglycan Prescribed in Primary and Secondary Care of Patients with Vascular Disease (혈관질환 환자의 예방치료에 있어 메소글리칸의 안전성 및 유효성에 관한 시판 후 조사에 대한 연구)

  • Kim, Yoon-Hee;Jung, Young-Hye;Lee, Hwa-Jeong;Gwak, Hye-Sun
    • Korean Journal of Clinical Pharmacy
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    • v.15 no.2
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    • pp.94-99
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    • 2005
  • The aim of this study was to evaluate the safety and efficacy of treatment of mesoglycan. This study was conducted between September 2003 and May 2004. A total of 292 patients with vascular disorders including cerebral infarction were enrolled. The patients were administered with 50-100mg of mesoglycan by an oral route everyday for eight weeks. Subjective physicians' assessments of efficacy had ratings of 'improvement', 'invariability', 'exacerbation' and 'not being able to assess'. An improvement was observed in 241 patients out of 274; 18 patients were rules out. The efficacy rate was influenced statistically significantly by the duration of therapy (p=0.0392) and daily mean drug dose (p<0.0001). The adverse events were reported in 8 patients (9 cases) out of 292 patients: skin/appendages disorders (0.7%), liver/biliary system disorders (0.7%), cardiovascular system disorders (0.7%), neurologic disorders (0.3%). respiratory disorders (0.3%) and gastrointestinal system disorders (0.3%). There showed no serious adverse events. These results indicate that mesoglycan was well tolerated and effective for the prevention of vascular disorders.

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Investigating Relationship between Control Mechanisms, Trust and Channel Outcome in Franchise System

  • YI, Ho-Taek;FORTUNE, Amenuvor Edem;YEO, Chan-Koo
    • Journal of Distribution Science
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    • v.17 no.9
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    • pp.67-81
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    • 2019
  • Purpose - The overarching aim of this study is to empirically test the effect of ex-post control mechanisms on multi-dimensional trust and channel performance in franchise systems. Although the franchise system is a vertical marketing channel based on trust between the franchisor and the franchisees, issues related to franchisee's opportunistic behavior have persisted and thus requires research into the effective control system of franchise headquarters. Research design, data, and methodology - In this study, data was collected from 150 franchises to identify the effect of two types of franchising headquarters' control system on the multi-dimensional trust and franchise channel outcome between franchisor and franchisee. To test the hypotheses intended to achieve this aim, structural equations modeling technique is utilized. Results - The results of this research reveal that among the two formal control systems studied (output and process control), output control positively and significantly affects multidimensional trust. Additionally, among the three dimensions of trust employed in this study, only expertise has a positive and significant effect on contract compliance. Equally, only expertise and integrity have a negative and significant effect on opportunistic behavior. Conclusions - The study provides managerial and theoretical insights into understanding ex-post control mechanisms, trust, compliance and opportunistic behaviors in franchise systems.

Reviews on the Hepatotoxicity of Tyrosine Kinase Inhibitors (티로신 키나아제 저해제의 간독성에 대한 고찰)

  • Han, Ji Min;Gwak, Hye Sun
    • Korean Journal of Clinical Pharmacy
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    • v.29 no.4
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    • pp.223-230
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    • 2019
  • Background: Small-molecule tyrosine kinase inhibitors (TKIs) have had major impacts on anticancer therapy by targeting the catalytic activities of dysregulated tyrosine kinases. TKIs have not presented traditional toxicities; however, some serious adverse effects, including hepatotoxicity, have been documented in clinical trials and post-marketing surveillance. Although TKI-induced hepatotoxicity can cause severe clinical complications in patients, the underlying mechanism is still unclear. Methods: Studies on TKI-induced hepatotoxicity were identified by Pubmed search, and relevant articles were reviewed. Results: Immunoallergic reaction, cytochrome P (CYP) 450 polymorphisms, and formation of reactive metabolites are under consideration as mechanisms of TKI-induced hepatotoxicity. Host protein-drug metabolite conjugates are recognized as antigens by class II major histocompatibility complexes and are believed to cause liver injuries. Polymorphisms in CYP, which influences TKI metabolism, can slow TKI metabolism and may induce development of hepatotoxicity. The formation of reactive metabolites during drug metabolism can induce hepatotoxicity by directly causing cytotoxicity, leading to cell dysfunction, and indirect toxicity by mediating secondary immune reactions. Concurrent use of various medications with TKI can also cause hepatotoxicity by affecting drug transporter or enzyme activities. Conclusion: Periodic monitoring of patients taking TKIs and risk/benefit reassessments though post marketing surveillance are necessary to prevent hepatotoxicity.

Design and Implementation of Policy-oriented Matching Agent System for Electronic Commerce (전자상거래를 위한 정책지향 매칭 에이전트 시스템의 설계 및 구현)

  • Hwang, Byeong-Yeon;Park, Seong-Cheol
    • The KIPS Transactions:PartD
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    • v.8D no.5
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    • pp.623-630
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    • 2001
  • Recently, Internet solution market is focused on competition in Electronic Commerce (EC) rather than necessity and effectiveness of EC. In this paper, we propose a policy-oriented matching agent system that makes EC market active. We can pursue diverse promotion since policies are objects, and we can formulate, carry out, pursue, and evaluated a policy consistently on the proposed solution since our solution is integrated into merits of rule-based system and operation space (release post). There are three important points of the implementation. It is component-based structure that fits to be a basic platform for EC. It is connected with other system easily, so it can help marketing. Marketing.

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The Effect of Brand Equity Components on Automobile Purchase Intention of Consumers in Ho Chi Minh City, Vietnam

  • PHAN, Nga Thi Hang;NGUYEN, Thang Quyet;TRUONG, Dung;HUYNH, Nguyen The
    • The Journal of Asian Finance, Economics and Business
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    • v.6 no.2
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    • pp.135-145
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    • 2019
  • The paper aims to investigate the factors of brand equity affecting the purchase intention of car buyers in Ho Chi Minh City. The authors use qualitative method and quantitative research to study the matters, specifically using scales and data collected for Cronbach alpha reliability testing, analysizing the discovery factor of EFA, CFA and verifying the regression models through AMOS software with SEM linear modeling. The study proposes four factors: (1) brand awareness, (2) self-expression value, (3) perceived quality, (4) brand psychology impacting on the brand loyalty and intention to buy cars of customers. The results show that all four factors are statistically significant for positive brand loyalty and purchase willing. The results showed that brand loyalty positively affects consumers' intention to buy cars. Among the factors included in the study, the brand psychology is a new factor which developed by experts in the context of Vietnam. This is the first study in Vietnam to quantify clearly the element of "crowd psychology" affecting the interests and habits of Vietnamese consumers. This explains why Vietnamese consumers prefer brands that are familiar in the market and some new cars with nice models and colors suitable for Vietnamese psychology.

Study on Vitalization Awareness of Traditional Markets - Focus on Participation in Management Activation Education of Traditional Market Traders - (전통시장 활성화 인식도에 관한 연구 - 전통시장 상인의 경영활성화 교육 참여 여부를 중심으로 -)

  • Kim, Yong-Sook;Hong, Wan-Soo
    • Journal of the Korean Society of Food Culture
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    • v.34 no.5
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    • pp.534-542
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    • 2019
  • This study aimed to provide insight into methods for activating management of traditional markets by understanding differences in merchant perception according to whether or not the merchant has participated in management activation education. Analysis of merchants' levels of perception of market activation found that educated merchants had a higher perception of pre-post modernization satisfaction, promotion of traditional market revitalization projects, and post-support changes in sales. In a co-marketing context, educated merchants showed significant differences in onnuri gift certificates, bargain sales, festivals and events, and advertisement promotions. With regards to perception of management performances, educated merchants showed statistically significant higher responses for items such as satisfaction with the current vendor, increased sales, and increased customer awareness. The results in this study may be incorporated into the policy-making processes of the government or local governments in order to revitalize traditional markets, and merchant education for activation of management is deemed to be continuously necessary.

Phase 4, Post-Marketing Safety Surveillance of the MF59-Adjuvanted Influenza Vaccines FLUAD® and VANTAFLU® in South Korean Subjects Aged ≥65 Years

  • Yoo, Byung Wook;Kim, Chang Oh;Izu, Allen;Arora, Ashwani Kumar;Heijnen, Esther
    • Infection and chemotherapy
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    • v.50 no.4
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    • pp.301-310
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    • 2018
  • Backgroud: Influenza vaccination is recommended for adults aged ${\geq}65$ years as they are at high risk of significant morbidity and mortality. This open-label, multicenter, post-marketing surveillance study assessed the safety of the MF59-adjuvanted trivalent inactivated subunit influenza vaccine, which is marketed as $FLUAD^{(R)}$ and $VANTAFLU^{(R)}$, in South Korean subjects aged ${\geq}65$ years. Materials and Methods: Solicited local and systemic adverse events (AEs) were collected from day 1 to 4 of the study. All unsolicited AEs and serious AEs (SAEs) were recorded from day 1 until study termination (day 29). Results: Of the 770 subjects enrolled ($FLUAD^{(R)}$, n = 389; $VANTAFLU^{(R)}$, n = 381), 39% overall experienced any solicited AE. Local AEs were reported by 33% of subjects overall; with the most common events being injection-site pain (30%) and tenderness (27%). Systemic AEs were reported by 19% of subjects overall with the most common events being myalgia (11%) and fatigue (8%). Conclusion: These results show that the MF59-adjuvanted influenza vaccine known as $FLUAD^{(R)}$ or $VANTAFLU^{(R)}$ had acceptable safety profiles in older adults (aged ${\geq}65$ years) in South Korea.

Post-Marketing Surveillance Study of Hepatitis A Vaccine in Korean Population (한국에서 A형간염 백신(GlaxoSmithKline Biologicals' $Havrix^{TM}$)의 시판 후 조사)

  • Choi, Jae-Won;Kim, Myoung-Seok;Ma, Sang-Hyuk;Kang, Jin-Han;Ok, Jin-Ju;Ng, Timothy L.;Bock, Hans L.;HavrixTM PMS Korean study group,
    • Pediatric Infection and Vaccine
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    • v.15 no.2
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    • pp.115-120
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    • 2008
  • Purpose : This post-marketing surveillance (PMS) study was conducted in Korea to assess the safety and reactogenicity of hepatitis A vaccine (GlaxoSmithKlineBiologicals'$Havrix^{TM}$) administered to the Korean population. Methods : A total of 1,188 healthy subjects with 1,122 subjects <6 years of age were enrolled to receive one dose of the hepatitis A vaccine from April 2005 to January 2006. Diary cards were provided to the subjects or subjects' parents for reporting solicited and unsolicited symptoms during the 4-day and 31-day post-vaccination follow-up period. Results : The number of subjects who returned diary cards was 568, whereas, 620 subjects did not return diary cards. Among the subjects who returned diary cards, 9.9% and 14.3% reported local and general solicited/unsolicited symptoms. Among the subjects who did not return diary cards, 1.6% and 8.4% reported local and general solicited/unsolicited symptoms. At least one unsolicited symptom was reported by 13.2% of the subjects. Conclusion : Results indicate that the vaccine was well-tolerated and had an acceptable safety profile. The use of diary cards in such a survey provided a prompt and reliable option for recording symptoms.

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Exploring Sweepstakes Marketing Strategies in Facebook Brand Fan Pages (페이스북 브랜드 팬 페이지의 경품 이벤트 마케팅 전략에 관한 탐색적 연구)

  • Choi, Yoon-Jin;Jeon, Byeong-Jin;Kim, Hee-Woong
    • The Journal of Information Systems
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    • v.26 no.2
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    • pp.1-23
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    • 2017
  • Purpose Facebook is a social network service that has the highest number of Monthly Active Users around the world. Hence, marketers have selected Facebook as the most important platform to get customer engagement. With respect to the customer engagement enhancement, the most popular and engaging post type in the Facebook brand fan pages related to what was usually classified as 'sweepstakes'. Sweepstakes refer to a form of gambling where the entire prize may be awarded to the winner. Which makes customers more engaged with the brand. This study aims to explore sweepstakes-oriented social media marketing approaches based on the application of big data analytics. Design/methodology/approach we collect sweepstakes data from each company based on the data crawling from the Facebook brand fan pages. The output of this study explains how companies in each category of FCB grid can design and apply sweepstakes for their social media marketing. Findings The results show that they have one thing in common across the four quadrants of FCB grid. Regardless of the quadrants, most frequently observed type is 'Simple/Quiz or Comments/Quatrains [event type of sweepstakes] + Gifticon [type of reward prize] + Image [type of message display] + No URL [Link toother website] +Single-Gift-Offer [type of reward prize payment]'. So, if the position of the brand is hard to be defined by the FCB grid model, then this general rule can be applied to all types of brands. Also some differences between the quadrants of the FCB grid were observed. This study offers several research implications by analyzing Sweepstakes-oriented social media marketing approaches in Facebook brand fan pages. By using the FCB grid model, this study provides guidance on how companies can design their sweepstakes-oriented social media marketing approaches in the context of Facebook brand fan pages by considering their context.

Development of Filtering System ADDAVICHI for Fake Reviews using Big Data Analysis (빅데이터 분석을 활용한 가짜 리뷰 필터링 시스템 ADDAVICHI)

  • Jeong, Davichi;Rho, Young-J.
    • The Journal of the Institute of Internet, Broadcasting and Communication
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    • v.19 no.6
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    • pp.1-8
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    • 2019
  • Recently, consumer distrust has deepened due to blog posts focusing only on public relations due to 'viral marketing'. In addition, marketing projects such as false writing or exaggerated use of the latter phase are one of the most popular programs in 2016 as they are cheaper and more effective than newspaper and TV ads, and the size of advertising costs is set to be a major means of advertising at '3 trillion 394.1 billion won. From this 'viral marketing,' it has become an Internet environment that needs tools to filter information. The fake review filtering application ADDAVICHI presented in this paper extracts, analyzes, and presents blog keywords, total number of searches, reliability and satisfaction when users search for content such as "event" and "taste restaurant." Reliability shows the number of ad posts on a blog, the total number of posts, and satisfaction shows a clean post with confidence divided into positive and negative posts. Finally, the keyword shows a list of the top three words in the review from a positive post. In this way, it helps users interpret information away from advertising.