• Title/Summary/Keyword: Effect of drugs

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Effect of the addition temperament drugs of Yeongyopaedock-san(連翹敗靑散加味方)on acne in the state of inflammation (連翹敗毒散加味方이 炎症狀態의 面胞에 미치는 影響)

  • Kim, Sung-Bum;Kim, Kyung-Jun
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.15 no.1
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    • pp.50-62
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    • 2002
  • In the age of puberty or 20-30th young people who are sensitive to outward appearance, acne is serious problem at beauty and has social and psychological influence on that people. So this experiment is carried out for test whether the addition temperament drugs of Yungyopaedock-san(YP) have an anti-inflammatory effect and have suppression effect on immunocyte in the state of inflammation which induced by acne. The results was as follows. 1. YP has suppress inflammatory reaction induced by carageenan. 2. YP has suppress increasing activation of abdominal cavity macrophage in the carageen and zymosan induced inflammation. 3. YP has suppress increasing activation of spleen cell in the carageenan and zymosan induced inflammation. Based on the above result, YP was improved its suppression effect to the inflammatory reaction through the suppression of spleen cell and macrophage activation. So we concluded that YP is prospected as a anti-inflammatory agent to cure inflammation induced by ance.

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Studies on the Efficacy of Combined Preparations of Crude Drugs (IV) -Effect of ‘Whangryonhaedok-Tang’ on the Central Nervous System- (생약복합제(生藥複合劑)의 약효연구(藥效硏究) 제4보(第4報) -황연해독탕(黃連解毒湯)의 중추신경계(中樞神經系) 작용(作用)에 대(對)하여-)

  • Hong, N.D.;Kim, J.W.;Doo, H.K.;Kim, N.J.
    • Korean Journal of Pharmacognosy
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    • v.13 no.1
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    • pp.20-25
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    • 1982
  • In order to investigate the pharmacological action of combined preparation of crude drugs, 'Whangryonhaedok-Tang' were studied. Pharmacological studies of the water extract, methanol insoluble fraction and methanol soluble fraction obtained from 'Whangryonhaedok-Tang' were conducted. The results of this investigation were summarized as follows; Central convulsions induced by strychnine, picrotoxine and caffeine were depressed in mice. Analgesic effect was observed in mice and rats. Antipyretic effect was observed in rats and rabbits. Sedative effect was observed.

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Preparation and Evaluation of Temperature Sensitive Liposomes Containing Adriamycin and Cytarabine

  • Kim, Chong-Kook;Lee, Suk-Kyeong;Lee, Beom-Jin
    • Archives of Pharmacal Research
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    • v.16 no.2
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    • pp.129-133
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    • 1993
  • Temperature sensitive liposomes(TSL) containing adriamycin (ADM) and cytarabine (Ara-C) were prepared. ADM and Ara-C were selected as model compounds of amphiphilic and hydrophilic drug, respectively. Encapsulation efficiency of ADM entrapped into TSL was about twice greater than that of Ara-C. It might be due to different polarity of the drug, Lipid compositions of TSL had no effect on the encapsulation efficiency of drugs. Thermal behavior of TSL using a differential scanning calorimetry (DSC) was also investigated. Phase transition of TSL using a differential scanning calorimetry (DSC) was also investigated. Phase transition temperature $(T_c)$ of TSL was dependent on the lipid compositions of TSL ADM broadened thermogram of TSL but Ara-C did not. However, $T_c$ of TSL was not changed by any drug. Release rate of drugs was highly dependent on temperature. The release profile of ADM was similar to that of Ara-C. The maximum release rate of drugs from TSL was occurred at the near $T_c$ and observed at $39-41^\circ{C}$ for DPPC (Dipalmitoylphosphatidylcholine) only, $52-54^\circ{C}$ for DPPC and DSPC (1:1), respectively. Effect of human serum alburmin (HAA) on the release rate of ADM was investigated. HSA had no significant effect on the release of ADM below $T_c$. However, ADM release from TSL was increased at the near and above $T_c$. The HSA-induced leakage of drug may result from the interaction of liposomal constituents with HSA structure at the near TEX>$4^\circ{C}$. From the fact that the release profiles of ADM from freshly prepared TSL and stored TSL for 1 week at TEX>$4^\circ{C}$ was not changed, the TSL was considered to be stable for at least 1 week at TEX>$4^\circ{C}$. Based on these findings, TSL may be useful to deliver drugs to preheated target sites due to its thermal behaviors.

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Discovery, semisynthesis, biological activities, and metabolism of ocotillol-type saponins

  • Liu, Juan;Xu, Yangrong;Yang, Jingjing;Wang, Wenzhi;Zhang, Jianqiang;Zhang, Renmei;Meng, Qingguo
    • Journal of Ginseng Research
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    • v.41 no.3
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    • pp.373-378
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    • 2017
  • Ocotillol-type saponins are one kind of tetracyclic triterpenoids, sharing a tetrahydrofuran ring. Natural ocotillol-type saponins have been discovered in Panax quinquefolius L., Panax japonicus, Hana mina, and Vietnamese ginseng. In recent years, the semisynthesis of 20(S/R)-ocotillol-type saponins has been reported. The biological activities of ocotillol-type saponins include neuroprotective effect, antimyocardial ischemia, antiinflammatory, antibacterial, and antitumor activities. Owing to their chemical structure, pharmacological actions, and the stereoselective activity on antimyocardial ischemia, ocotillol-type saponins are subjected to extensive consideration. In this review, we sum up the discovery, semisynthesis, biological activities, and metabolism of ocotillol-type saponins.

Influencing Factors of Physician's Intention to Use Cyber Salesperson of Ethical Drugs (의사들의 전문의약품 사이버영업사원 사용의도에 대한 영향요인)

  • Shim, Jae-Won;Paik, Soo-Kyung;Han, In-Goo;Ryu, See-Won
    • Korea Journal of Hospital Management
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    • v.14 no.4
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    • pp.124-148
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    • 2009
  • Objectives : The purpose of this study was to investigate influencing factors on physician's intention to use cyber salesperson(cSP) to promote ethical drugs of pharmaceutical company. We considered influencing factors based on technology acceptance model(TAM) such as usefulness, easy of use, and attitude about cSP, and included trust and joyfulness of cSP. Methods : Measure items were developed from the previous studies. Data were collected from 1,012 physicians by using web-based self-administered structured questionnaire. Results : The major findings were as follows; First, attitude and intention to use cSP were not significantly varied by socio-demographic variables, such as sex, age, location, and Internet surfing time per day. Also, physician's characteristics such as training and professional level and type of employment were not significant to the variation of attitude and intention to use cSP. Second, structural equation modeling(SEM) analysis shows that usefulness and joyfulness were influencing factors of intention to use. Attitude was revealed as significant mediating factor to intention to use. Usefulness has indirect effect on intention to use via attitude. However, trust has not significant effect on intention to use, due to suppression effect. Conclusions : This results implies that cSP will be a useful agent to promote the ethical drugs to physician. Usefulness and joyfulness should be considered as important factors in designing and operating cSP in the Internet.

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Morphological Analysis Study for the Development of DB on the Medicinal Herbs Manufacturing Process - with focus on the manufacturing method of Rehmanniae radix - (본초 제조 공정의 DB화를 위한 형태소 분석 연구 - 숙지황 제조 공정을 중심으로 -)

  • Kim, Thaeyul;Kim, Kiwook;Kim, Byungchul;Lee, Byungwook
    • Journal of Society of Preventive Korean Medicine
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    • v.20 no.1
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    • pp.111-124
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    • 2016
  • Objectives : Treatment method using drugs has already been used in Korean medicine for a long time. Moreover, database has been developed and utilized for more efficient management of the treatments that use drugs. Most of such database related to knowledge on drugs is composed of origin, efficacy, temperament, ingredients and examples of application of the standardized drugs. Communication with knowledge information in other specialized areas is also accomplished by using the efficacies and ingredients with the drugs. In this study, we aimed to make data structure of the terminologies that represent the manufacturing process of herbs. However, in spite of the fact that the manufacturing process of the drugs imparts effect on their efficacies and ingredients, details of the manufacturing processes are quite limited to simple text sentences, thereby resulting in substantially lower level of utilization and difficulties in systematic researches on various factors included in the manufacturing processes in comparison to other knowledge on drugs. Methods : This Study extracted the factors necessary in the development of database by executing morphological analysis of the manufacturing process of herbs. Results : The factors are 'Order', 'Act', 'Raw material', 'Tools', 'Supporting materials', 'Intensity', 'Duration Time', 'Interval', 'Focus', 'Repetition Number', 'Untill'. We were able to tell the difference of the manufacturing process with a simple structured query language and the factors. Conclusions : Morphological analysis of medicinal herbs manufacturing Process contributes to standardization with information of the manufacturing process. And it helps to creates a quality management system through the Database.

Meta-analysis and Systematic Review on the Effects of Herbal Medicine and Synthetic Drugs in Helicobacter pylori Infection: Focusing on PubMED (Helicobacter pylori infection에 대한 한약과 합성의약품 병용투여 효과에 대한 메타분석 및 체계적 문헌고찰 : PubMED를 중심으로)

  • Jeong, Seol;Gwak, Seung Yeon;Cho, Eun ji;Jerng, Ui Min
    • The Korea Journal of Herbology
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    • v.36 no.5
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    • pp.69-79
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    • 2021
  • Objectives : In clinical practice, there are many cases of co-administration of herbal medicine and synthetic drugs. This study tried to identify whether the combined administration of herbal medicine and synthetic drugs including amoxicillin increases Helcicobacter pylori eradication rate compared to the single administration of synthetic drugs or the combined administration of synthetic drugs and placebo herbal medicine through systematic review. Methods : Relevant randomized controlled trials were searched in PubMED database. The risk of biases was assessed through the Cochrane Risk of Bias criteria. Three reviewers were extracted the characteristics and outcomes of each study. Meta-analysis of eradication rate and adverse event was conducted. Results : Four RCTs were selected. In meta-analysis, the combination of herbal medicine and synthetic drugs showed eradication effect, but it was not statistically significant (Odds Ratio [OR] 0.46; 95% confidence interval [CI] 0.17 to 1.24; p=0.13; I2=56%) than administration of synthetic medicine alone. Combination of herbal medicine and synthetic medicine did not increased the incidence of adverse event(OR 1.07; 95% CI 0.72 to 1.59; p=0.68, I2=0%) compared to single administration of synthetic medicine. Conclusion : Although no significant difference was observed between the two groups in the eradication rate and the incidence rate of adverse events, it was difficult to draw a clear conclusion due to the heterogeneity between studies and the low quality of reporting. A number of studies that have overcome these limitations in the future will lead to definite conclusions.

Investigation on Adhesion Control Standards and Skin Adverse Effects of Skin Attached Formulations (파스제의 점착력 관리기준 및 피부 부작용 조사연구)

  • Kim, Ji Yeon;Kim, Kwang Joon;Park, Sang-Wook;Bang, Joon Seok;Lee, Wonjae
    • Korean Journal of Clinical Pharmacy
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    • v.24 no.3
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    • pp.219-228
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    • 2014
  • Objectives: This paper was aimed to investigate the adhesion control standards of pain relieving patch (PRP) drugs and to survey it's adverse effects on the skin of patients for safe use of PRP drugs. Methods: In this study, the related documents of PRP drugs of Korea pharmacopoeia (KP), United States pharmacopoeia (USP), Japanese Pharmacopoeia (JP), European pharmacopoeia (EP), and information web sites of the Ministry of Food and Drug Safety (MFDS) were surveyed. Also, the past and current labeling of PRP drugs marketed in the pharmacy was investigated and compared. Results: In KP and JP, the lower limit standard for PRP's adhesion control is established, but the upper limit standard is not designated. In USP and EP, neither the lower nor upper limit standard is established. The main reasons of skin adverse effects are considered as inherent adverse reactions of the applied drugs for PRP. Another reason is involved in patient's medication mistakes related to PRP's adhesion control, respiratory depression of skin according to physical skin closure, and microbial growth, etc. Conclusion: For safe use of PRP drugs, we proposed ensured guidelines like additional instructions of pharmacist's prescription and detailed labeling systems for usage of PRP drugs applied on skin.

Systematic Review of the Effects of Herbal Medicine Versus Synthetic Drugs on Helicobacter Pylori Infection (Helicobacter pylori Infection에 관한 합성의약품 대비 한약의 효과에 대한 체계적 문헌고찰: PubMED를 중심으로)

  • Cho, Eun Ji;Jeong, Seol;Gwak, Seung Yeon;Jerng, Ui Min
    • Herbal Formula Science
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    • v.29 no.4
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    • pp.285-295
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    • 2021
  • Objective : This systematic review was conducted to investigate the effect of herbal medicine on Helicobacter pylori(H. pylori) infection compared to amoxicillin included synthetic drugs. Methods : Relevant randomized controlled trials(RCTs) which were published prior to December 26, 2020, were collected using PubMED database. Risk of bias evaluation and data extraction were done independently by two reviewers, and the third reviewer reassessed mismatching parts. Results : Two RCTs testing two different herbal medicines against synthetic drugs solitary treatment or synthetic drugs with placebo for herbal medicine were included. One study reported that there was no significant difference between the eradication rate of synthetic drugs and the herbal medicine. The other study did not report the eradication rate of the herbal medicine. One study reported histologic severity, the other reported dyspepsia score as efficacy indicators. There was no adverse event reported in all studies. However, the number of included RCTs was too small, the quality of reported data was not enough to verify efficacy of herbal medicine, and there were some methodological problems. Conclusion : It was difficult to conclude that solitary treatment of herbal medicine was as effective as amoxicillin included synthetic drugs for H. pylori infection.

Effect of Chemical Restraint Drugs on Gastroduodenal Transit Time of Barium Sulfate in Cats (고양이에서 진정제 및 마취제가 Barium Sulfate의 위 십이지장 통과시간에 미치는 영향)

  • Yun Jeong-Hee;Sung Jai-Ki
    • Journal of Veterinary Clinics
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    • v.6 no.1
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    • pp.173-184
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    • 1989
  • The effect of propionylpromazine, acepromazine maleate, ketamine HCI, xylazine HCI, and pentobarbital sodium as chemical restraint drugs on the transit time of barium sulfate through the stomach and duodenum in 24 healthy cats was investigated. In the present study, propionylpromazine, acepromazine maleate, and ketamine HCI did not reveal significant effect on the gastroduodenal transit time, but xylazine HCI and pentobarbital sodium pro-longed the gastroduodenal transit time markedly compared with control group. Therefore it is concluded that propionylpromazine, acepromazine maleate, and ketamine HCI could be selected for upper gastrointestinal radiographs. but xylazine HCI and pentobarbital sodium should be avoided.

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