• 제목/요약/키워드: Pharmaceutical company

검색결과 179건 처리시간 0.024초

한국성인의 비타민무기질제 사용 실태조사를 통한 영양정보교육의 필요성연구 (General Pattern of the Nutrition Information on the Vitamin Supplement use Among Koreran Adults)

  • 김태정;조정현;정경철;장현수;정주호;손의동
    • 약학회지
    • /
    • 제52권5호
    • /
    • pp.323-330
    • /
    • 2008
  • This study was conducted to investigate the actual conditions of vitamin supplement usage, the importance of their agents for health management, and the distribution of basic data for their correct consumption. For a period of one month 2003, the study was conducted based on questionnaires to the parents of students in both a middle school and a high school, and the personnel of K Company at random. The material used the survey sheets by setting up the previous investigation. The collected data analyzed the frequency and percentage of the following items: General demographic characteristics of consumers; the supplements taking; the reasons for taking them; the kinds of supplements taken; the media used for distributing data on their use; the potential use in the future, etc. According to the survey, the number of people who were taking supplements was higher than the number of people who weren’t taking them. Multi-vitamins were mostly consumed. The rate of supplements consume was high in people of a higher income bracket, had the time to exercise and to enjoy physical recreation. Most of the consumers who were taking the supplements said they did it to maintain their health and to recover from the fatigue. Those who weren’t taking them said they had enough vitamins from eating the appropriate food, and they were also concerned about the effectiveness of taking the supplements. The majority of useful information or advice for purchasing vitamins came from doctors, medical experts, relatives, and various media sources such as TV, newspapers, and magazines.

DA-3030(recombinant human granulocyte colony-stimulating factor)의 정맥, 근육 또는 피하주사시 실험동물에서의 약물동력 학 및 조직 분포 (Pharmacokinetics and Tissue Distribution of DA-3030 (recombinant human granulocyte colony-stimulating factor) after Intravenous, Intramuscular or Subcutaneous Administrations to the Laboratory Animals.)

  • 이응두;심현주;이종진;이상득;강수형;김원배;양중익
    • Biomolecules & Therapeutics
    • /
    • 제2권4호
    • /
    • pp.310-315
    • /
    • 1994
  • The pharmacokinetics and tissue distribution of DA-3030 (recombinant human granulocyte colony-stimulating factor, rhG-CSF, recently manufactured by Dong-A research laboratory of Dong-A Pharmaceutical Company) were compared with reported data in the literature. After intravenous(i.v.) administration of DA-3030, at dose of 5, 10 and 100 $\mu\textrm{g}$/kg to rats, some pharmacokinetic parameters, such as terminal half-lives(1.05, 1.19 and 1.83 hr, respectively) and clearance (84.0, 54.8 and 45.5 mι/hr/kg, repectively), were dose-dependent. This could be due to the saturable metabolism of DA-3030 in rats. Similar results were also reported. After subcutaneous(s.c.) and intramuscular(i.m.) administrations of DA-3030, 10 $\mu\textrm{g}$/kg to rats, the extent of bioavailability(absolute bioavailability) were incomplete; the values were 23.3 and 18.2% after s.c. and i.m. injections, respectively, due to the degradation of DA-3030 by protease. After 7-consecutive day i.v. administrations of DA-3030, 10 $\mu\textrm{g}$/kg/day, to rats, the plasma concentrations and pharmacokinetic parameters of DA-3030 were not significantly different from those in single administration. In mice and dogs at DA-3030 dose of 10 $\mu\textrm{g}$/kg, the plasma concentrations of DA-3030 were also declined rapidly with terminal half-lives of 1.31 and 1.15 hr, respectively. DA-3030 was highly concentrated in the kidney after i.v. administration of DA-3030, 10 $\mu\textrm{g}$/kg, to rats, and the results were similar to those obtained using radiolabelled rhG-CSF in the literature. Above data indicate that DA-3030 has similar properties to rhG-CSF manufactured by other companies in view of pharmacokinetics.

  • PDF

한의학 임상에서의 제모시술 치료 원리와 활용에 대한 고찰 (Review of Hair Removal in Traditional Medicine and Its Clinical Application)

  • 장인수;양창섭;강세영;선승호;이승호;최혁용;서형식
    • Korean Journal of Acupuncture
    • /
    • 제29권1호
    • /
    • pp.17-22
    • /
    • 2012
  • Objectives : The purpose of this study is to discuss the diagnostic classification of the traditional medicine for pilosis, and the hair removal treatments in traditional medicine and its clinical application. Backgrounds : In recent years, appearance and beauty have become main interest that have positioned in the medical area. In clinical Korean medicine, a variety of methods such as moxibustion, superficial bleeding, multiple microneedling, facial meridian massage, herbal medicine facial pack, laser acupuncture, and intense pulsed light (IPL) have been applied. Methods and Results : Pilosis, a condition of abnormal hair growth, is stated for the first time in the publication, [Pathogenesis and Manifestations of All Diseases] by Chao Yuan-fang in 610 A.D. It shows that pilosis has been recognised as a disease for ages in Asia. Reviewing several publications, we found multiple approaches to pilosis were already existed in korean medicine. They include internal medicinal classification and its' medications. Acupuncture treatments also focused on regulation of radical causes and superficial removal of abnormal hairs. Specific treatments includes body and ear acupuncture, ear acupressure, hypodermic acupuncture, hypodermic acupuncture injection, laser acupuncture treatment. Physical and chemical methods of hair removal were widely invented. we resulted that significant scientific approaches to pilosis are under way in the korean medical field, and found a variety of medical treatments such as herbal medicines and dermatological methods. Conclusions : Hair removal treatments for pilosis in traditional medicine has a long history. Combined with advanced modern technology it can achieve greater advance in cosmetology.

효소 고정화막의 응용에 대한 총설 (Applications of Enzyme Immobilized Membranes: A Review)

  • 유정현;라즈쿠마 파텔;김종학
    • 멤브레인
    • /
    • 제31권6호
    • /
    • pp.393-403
    • /
    • 2021
  • 생체 내 변화에서 효소는 중요한 촉매이다. 효소의 안정성과 재사용성은 촉매 과정에서 중요한 요소이다. 적합한 기질에 효소 고정화는 특정 미세환경의 조성을 통해 효소 활동성을 높인다. 다양한 종류의 분리막이 각각의 생체적합성과 막 표면의 친수성/소수성 조절 용이도에 따라 기질로 사용되었다. 본 논문에서는 셀룰로스, 폴리아크릴로니트릴(PAN), 폴리디메틸실록산(PDMS), 폴리비닐리덴플루오라이드(PVDF), 폴리에테르설폰(PES) 고분자 분리막이 소개되고 토의되었다. 고정화 효소를 이용한 유기오염물의 생물적 분해는 제약 회사 및 섬유 회사 등에서 발생하는 오염물질을 친환경적으로 감소할 수 있는 방법이다. 효소 고정화 생물반응기(EMBR)로 기름의 가수분해를 제어할 수 있고 이를 통해 탄소 배출량 감소 및 환경오염을 줄일 수 있다. EMBR로 만들 수 있는 바이오에탄올과 바이오디젤은 화석 연료의 대체제이다.

장루 보유자 교육용 자료에 대한 조사 연구 (A Survey on the Ostomate Education Materials)

  • 박경숙;김명숙;최경숙
    • 대한간호학회지
    • /
    • 제28권3호
    • /
    • pp.705-717
    • /
    • 1998
  • Ostomates have suffered from many difficulties due to their physical, psychosocial handicaps and changes of life style to include ostoma management that influences their daily and quality of life. An appropriate nursing education for ostoma management is very important. Practical educational materials needs revision because those were developed by pharmaceutical companies and hospital institutions. The purpose of this study is to provide more practical and reasonable education materials for ostomates by doing analysis and survey of educational materials now being used. We surveyed 8 types of educational materials used in 23 university hospitals and medical centers in Seoul ; four of them were developed by department of nursing and the remainder by an Ostomy Company Data, collected from July 14, 1997 through July 31, 1997 were analyzed. The results are as follows ; 1. The analysis of education guide, on ostomate included 14 subcategories : introduction, structure and function of gastrointestinal tracts, definition of stoma, types of ostomy, definition of peristalsis, methods of defecation management, selection of instrument, resolution of problems and general situations following surgery, daily life, where to ask for help, explanations for terms, information about where to buy instrument, explanations for enterostomal therapist, a matter of consultation with doctor, etc. 2. Introduction contained specific contents on practical ostomate management that ostomates would experience through their lives. Ostomate education guides were developed 3 hospitals except one which missed this point. 3. Most ostomate education guides, except one hospital, helped ostomates to understand their physical structure changes with specific explanations on gastrointestinal tracts with figures. 4. Six institutions did not talk about the definition of peristalsis. 5. All institutions, except two, helped ostomates to understand types of ostomy with figures. 6. More detailed explanations on natural defecation are needed. The benefits and pitfalls of natural defecation should be more specified. 7 No psychosocial difficulties of ostomy management were addressed. 8. The efficiency of enema can be better understood through all explanations with figures. Some institutions did not mention items about definition, benefits, pitfalls of enema, sequency of enema, how to wash, cautions performing and enema, skin management, cleaning instrument after enema proper time to spend. 9. There were no detailed contents and what to do in case of not being able to do enema. 10. Only one educational material mentioned emotional aspects after the surgrey. 11. Most institutions explained subcategory of daily life but did not provide specific contents on the difficulties of physical, psychological, and sociocultural controls. 12. The subcategory of ureterostomy education guides included explanations on normal structure and function of urinary tracts, types of ureterostomy, how to manage skin, usage and types of instrument, commercial urostomy, how to manage instrument, daily life, introduced the general contents. However, more specific explanations were needed.

  • PDF

약가 인하 효력 발생 시점 차이에 따른 문제점과 그 해결방안 (Substantial Fairness in the Administrative and Judicial Process of Medicine Price Cut in Korea)

  • 박성민;이태진
    • 의료법학
    • /
    • 제20권1호
    • /
    • pp.25-43
    • /
    • 2019
  • 약가 인하 처분은 국민건강보험법령에서 정하는 직권 조정 사유가 있는 경우에 한하여 행정절차법이나 국민건강보험법령에서 정하는 행정 절차에 따라 내려진다. 그런데 약사법상 허가특허연계제도에 따라 후발의약품의 판매 시점이 달라짐으로 인하여 또는 약가 인하 처분에 대한 집행정지 신청의 인용 또는 기각 결정, 행정절차법이나 국민건강보험법령에 따른 행정 절차 진행 기간에 따라 약가 인하의 효력 발생하는 시점이 늦어지거나 빨라질 수 있다. 약가 인하의 효력 발생 시점이 늦추어지면 그만큼 제약회사가 이익을 얻고 반대로 국민건강보험의 보험자가 손실을 입는다. 반대로 약가 인하의 효력 발생 시점이 빨라지면 그만큼 국민건강보험의 보험자가 이익을 얻고 반대로 제약회사는 손실을 입는다. 그런데 그 이익이나 손실이 사후적으로 볼 때 부당하다고 평가될 수 있는 경우가 있다. 약가 인하 처분 사유는 동일한데 약가 인하의 효력이 발생할 때까지의 절차에서 발생하는 사정으로 인하여 제약회사나 국민건강보험의 보험자가 망외의 이익(windfall)을 얻고 그로 인하여 반사적으로 국민건강보험의 보험자나 제약회사가 손실을 입는다면 부당하다. 본고에서는 그 문제를 분석하고 이에 대한 해결 방안을 모색한다.

Preclinical Study of DA-5018, a Non-narcotic Analgesic Agent

  • Kim, Soon-Hoe
    • 대한약학회:학술대회논문집
    • /
    • 대한약학회 2000년도 춘계총회 및 학술대회
    • /
    • pp.70-81
    • /
    • 2000
  • DA-5018 is a synthetic capsaicin derivative under development as a non-narcotic a analgesic ag$\varepsilon$nt. DA-50 18 showed a potent analgesic activity against acute and chronic pain m model(Tablel, 2.), but it had a narrow margin of safety. DA-5018 did not bind to opioid(${\kappa}, {\delta}, {\mu}$), NKl, CGRP receptors in vitro and its analgesic effect was not antagonized by naloxone, a and it did not develop analgesic tolerance. In addition DA-5018 had no inhibitory effects against c cyclooxygenase and 5-lipooxygenase activities. DA-5018 significantly increased the relcase of substance P from the slices of the rat spinal cord. These results suggest that DA-50 18 is not a narcotic nor aspirin-like analgesic and the release of substance P is one of analgesic mechanism of action of DA-5018. We found that DA-5018 was almost ten times more potent and was at l least IOO-times less irritable compared to capsaicin. Accordingly development of topical formula was adopted. Topical formula was desiged and screened by flux test of DA-5018 using hairless mouse skin and several formulas were selected. With these topical formulas we a assessed the analgesic efficacy and carried out the toxicity, skin irritation and pharmacokinetic studies. In streptozotocin-induced hyperalgesic rat and 50 % galactose-fed hyperalgesic rat as diabetic pain models, DA-5018 cream increased the pain thresh이ds up to 77.0% and 24.4% respectively, while Zostrix-HP(capsaicin cream) incr$\varepsilon$as cd by 65.9% and 21.0%. DA-5018 c cream showed a good analgesic effect as welI in FCA-induced arthritic rat. DA-5018 cream did not show any toxicological signs in acute and chronic toxicity test and had little skin irritation in car swclIing and scratching t$\varepsilon$st. Pharmacokinetics of DA-50 18 were studied after topical application of ${14}^C$-Iabelled or unlabelIed DA-5018 cream. Plasma and skin concentrations c except applied skin wcre below the dctection limit and after 7-day cummulative application, plasma concentrations were also below detection limit DA-50 18 may have an advantag$\varepsilon$ ov$\varepsilon$r c capsaicin and is now being developed as a topical agent for the treatment of pains. DA-50 18 cream was approved for Korean IND and is now under a Phase II clinical study for arthritic pain a after finising Phase I study. DA-50 18 was also liscensed out to Stiefel Company in America in

  • PDF

발효기법을 이용한 SD rat의 갱년기 비만 치료효과에 관한 연구 (A Study on the Treatment of SD rat Menopausal Obesity Utilizing Fermentation Techniques)

  • 이정운;이영철;김동현;나혜숙;마진열
    • 한국임상약학회지
    • /
    • 제15권2호
    • /
    • pp.118-126
    • /
    • 2005
  • In our study, osteoporosis was induced by ovariectomized in female Sprague-Daweley (SD) rats, and the prevention and treatment efficacy of the climacteric disease the ostmenopausal type I pattern was examined by using the experimental substance soybeans and arowroot. No clinical signs and mortality after continuous oral administration of experimental substances for 14 weeks were not observed, however, the weight of experimental animals underwent ovariectomized was increased significantly in comparison with control group (p<0.01). The atrophy of the uterus due to T3 group was 23.64% after 7 weeks, 24.44% after 14 weeks (in comparison with N.C. group), and it was statistically significantly increased. In regard to the change of blood cells, it was observed that platelets were statistically significantly reduced in the ovariectomized group, and administered orally experimental substances continuously for 7 weeks, in all groups administered experimental substances, it was found that platelets had the tendency to be increased more than N. C. group. In regard to He change of blood biochemistry, removed the ovary, the concentration of ALP showed the tendency to be increased than control group, and particularly in T3 group, it was increased significantly. In regard to the concentration of cholesterol, in comparison with negative control group, it was reduced 68% at 7 weeks and 35% at 14 weeks. After ovariectomized, the amount of estrogen was found to be reduced by 21.37% in comparison with control group, it showed the tendency to be increased by 4.49% in T1 group and 7.62% in T2 group, the concentration of estrogen in each group showed the tendency to be increased than negative control group, and in T3 group, it was increased to 100.46% and 117.65% in T4 group, and it was increased more than control group. Based on the above experimental results, in the experimental animals female rats, because of the hormonal imbalance induced by ovariectomized, a large mount of fat is accumulated in the body and due to it osteoporosis, obesity, hypertension, hyperlipidemia, fat of the liver, arteriosclerosis, diabetes, and other metabolic diseases were developed. Hence, when the experimental substance Extraction of ferment arrowroot was orally administered continuously for 14 weeks, it was thought that a certain proportion of the hormonal balance was maintained that functioned as a substance interfering the accumulation of fat, and it was considered to be of help in the treatment of not only osteoporosis Type I, but also for the prevention and treatment of various endocrinal diseases.

  • PDF

DA-6034 Induces $[Ca^{2+}]_i$ Increase in Epithelial Cells

  • Yang, Yu-Mi;Park, Soonhong;Ji, HyeWon;Kim, Tae-Im;Kim, Eung Kweon;Kang, Kyung Koo;Shin, Dong Min
    • The Korean Journal of Physiology and Pharmacology
    • /
    • 제18권2호
    • /
    • pp.89-94
    • /
    • 2014
  • DA-6034, a eupatilin derivative of flavonoid, has shown potent effects on the protection of gastric mucosa and induced the increases in fluid and glycoprotein secretion in human and rat corneal and conjunctival cells, suggesting that it might be considered as a drug for the treatment of dry eye. However, whether DA-6034 induces $Ca^{2+}$ signaling and its underlying mechanism in epithelial cells are not known. In the present study, we investigated the mechanism for actions of DA-6034 in $Ca^{2+}$ signaling pathways of the epithelial cells (conjunctival and corneal cells) from human donor eyes and mouse salivary gland epithelial cells. DA-6034 activated $Ca^{2+}$-activated $Cl^-$ channels (CaCCs) and increased intracellular calcium concentrations ($[Ca^{2+}]_i$) in primary cultured human conjunctival cells. DA-6034 also increased $[Ca^{2+}]_i$ in mouse salivary gland cells and human corneal epithelial cells. $[Ca^{2+}]_i$ increase of DA-6034 was dependent on the $Ca^{2+}$ entry from extracellular and $Ca^{2+}$ release from internal $Ca^{2+}$ stores. Interestingly, these effects of DA-6034 were related to ryanodine receptors (RyRs) but not phospholipase C/inositol 1,4,5-triphosphate ($IP_3$) pathway and lysosomal $Ca^{2+}$ stores. These results suggest that DA-6034 induces $Ca^{2+}$ signaling via extracellular $Ca^{2+}$ entry and RyRs-sensitive $Ca^{2+}$ release from internal $Ca^{2+}$ stores in epithelial cells.

MPTP-induced vulnerability of dopamine neurons in A53T α-synuclein overexpressed mice with the potential involvement of DJ-1 downregulation

  • Lee, Seongmi;Oh, Seung Tack;Jeong, Ha Jin;Pak, Sok Cheon;Park, Hi-Joon;Kim, Jongpil;Cho, Hyun-seok;Jeon, Songhee
    • The Korean Journal of Physiology and Pharmacology
    • /
    • 제21권6호
    • /
    • pp.625-632
    • /
    • 2017
  • Familial Parkinson's disease (PD) has been linked to point mutations and duplication of the ${\alpha}$-synuclein (${\alpha}$-syn) gene. Mutant ${\alpha}$-syn expression increases the vulnerability of neurons to exogenous insults. In this study, we developed a new PD model in the transgenic mice expressing mutant hemizygous (hemi) or homozygous (homo) A53T ${\alpha}$-synuclein (${\alpha}$-syn Tg) and their wildtype (WT) littermates by treatment with sub-toxic (10 mg/kg, i.p., daily for 5 days) or toxic (30 mg/kg, i.p., daily for 5 days) dose of 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP). Tyrosine hydroxylase and Bcl-2 levels were reduced in the ${\alpha}$-syn Tg but not WT mice by sub-toxic MPTP injection. In the adhesive removal test, time to remove paper was significantly increased only in the homo ${\alpha}$-syn Tg mice. In the challenging beam test, the hemi and homo ${\alpha}$-syn Tg mice spent significantly longer time to traverse as compared to that of WT group. In order to find out responsible proteins related with vulnerability of mutant ${\alpha}$-syn expressed neurons, DJ-1 and ubiquitin enzyme expressions were examined. In the SN, DJ-1 and ubiquitin conjugating enzyme, UBE2N, levels were significantly decreased in the ${\alpha}$-syn Tg mice. Moreover, A53T ${\alpha}$-syn overexpression decreased DJ-1 expression in SH-SY5Y cells. These findings suggest that the vulnerability to oxidative injury such as MPTP of A53T ${\alpha}$-syn mice can be explained by downregulation of DJ-1.