• Title/Summary/Keyword: 위약효과

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운동부하 201-thallium-SPECT를 이용한 nicorandil의 심근허혈 감소효과 평가에 관한 연구

  • 이명묵;오병희;박영배;최윤식;서정돈;이영우
    • Proceedings of the Korean Society of Applied Pharmacology
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    • 1993.04a
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    • pp.164-164
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    • 1993
  • Nicorandil의 심근허혈 감소효과를 평가하고운동부하 201-Thallium 심근허혈 감소효과의 임상적 판정에 적용 가능성 여부를 알아보고자 하였다. 대상 및 방법: 위약투여 후 시행한운동부하 201-thallium-SPECT 상에서 가역적 thallium 결손을 보였던 49명의 노작성 협심증 환자들을 대상으로 하여 7일후 nicorandil을 10mg (group 1:n=19)혹은 20mg (group 2: n=20) 1회 경구투여한후 다시 운동부하201- thallium-SPECT를 시행하여 비교 분석하였다. 다답차운동 부하의 최대 운동량에 도달시 201-thallium을 정주하여 1분간 운동을 지속시킨후 부하영상을 얻고 안정 4시간후 재촬영하여 thallium결손 범위를 비교하여 심근허혈 범위를 정하였다.

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Efficacy and Safety of Red Ginseng on Women's Health Related Quality of Life and Sexual Function (여성의 건강관련 삶의 질과 성기능에 대한 홍삼의 효과 및 안전성 연구)

  • Kim, Dong-II;Choi, Min-Sun;Alm, Hong-Yeop
    • Journal of Ginseng Research
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    • v.33 no.2
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    • pp.115-126
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    • 2009
  • To evaluate the efficacy and safety of red ginseng on women's health-related quality of life (QOL) and sexual function. A randomized, double-blind, placebo-controlled, crossover clinical study was performed. The main efficacy was measured using the Female Sexual Function Index (FSFl) and the 36-Item Short-Form Health Survey (SF-36). Twenty-four healthy, married women aged 30-45 years with FSFl scores below 25 were randomly divided into two groups: the red-ginseng group (N=12) and the placebo group (N=12). During the first six-week period (Study 1), each group was given red ginseng or placebo twice a day. Before the start of the second six-week period (Study 2), a crossover design was chosen with a two-week break (washout period). Interchanging the two groups after the washout period, red ginseng and placebo were given to each group. The outcomes were measured before and after each six-week period. Overall, 23 participants completed the study. In Study 1, the changes relative to the baseline in the FSFl total score were 22.50% and 22.99% for red ginseng and placebo, respectively. In Study 2, the relative changes were 8.14% for red ginseng and 6.29% for placebo. The results showed a greater improving trend in Study 1 with respect to all of the participants' sexual functions, but no significant difference was found between the groups (P=0.9567). After taking red ginseng, all the participants exhibited an improving trend in the desire domain of FSFl, but no significant difference was shown. In the measurement of SF-36, no significant difference was likewise shown. After taking red ginseng, though, all the participants exhibited an improving trend in the physical functioning (PF) domain of SF-36, with no significant difference. Moreover, there was no significant adverse event related to red ginseng. The QOL and sexual function of the study participants in the red-ginseng group were mostly improved, but no statistically significant effect of red ginseng was shown. It is supposed that this result was partly due to the affirmative impression of red ginseng in Korea. Thus, it is anticipated that a long-term clinical trial will show a significant effect of red ginseng on the QOL and sexual function.

The Effect of Kimchi Pill Supplementation on Plasma Lipid Concentration in healthy people (김치 보충제가 건강한 성인의 혈중 지질농도에 미치는 여향)

  • 최선혜;김현주;권명자;백영호;송영옥
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.30 no.5
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    • pp.913-920
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    • 2001
  • The effect of kimchi pill supplementation on plasma lipid concentration of middle aged healthy people were studied. Freeze-dried mustard leaf added (30%) Korean cabbage kimchi and powdered glutinous parch were used to prepare kimchi and placebo pill, respectively. Experimental group if six participants took 3 g of freeze-dried kimchi as a pill daily for 6 weeks which is equivalent to 30 g of fresh kimchi and control group of six people took same amount of placebo. The diet intakes for the kimchi and placebo group fairly remained unchanged during 6 weeks of trial. When the effect of kimchi pill supplementation was expressed as average percentage changes based on each individual changes, the plasma triglyceride concentration of kimchi pill group was sig-nificantly decreased by 16.8% during trial (p<0.05)while that of placebo group increased by 9.8%, But no changes in plasma and LDL cholesterol concentrations of both groups were observed. HDL cholesterol of kimchi pill group significantly increased by 11.7%(p<0.05), therefore the ratio LDL/HDL cholesterol was significantly decreased by 6.7%(p<0.05) while that for the placebo group increased. The atherogenic index at the kimchi group was also significantly decreased by 10.8%(p<0.05). Kimchi supplementation seemed to have beneficial effects on controlling plasma triglyceride and HDL cholesterol in middle aged men.

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ANTEROGRADE AMNESIC EFFECT OF MIDAZOLAM (Midazolam 투여시 선행성 건망증 발현에 관한 연구)

  • Lee, Jung-Ha;Kim, Mi-Ra;Lee, Nan-Young;Lee, Sang-Ho
    • Journal of the korean academy of Pediatric Dentistry
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    • v.31 no.3
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    • pp.412-420
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    • 2004
  • The purpose of this study was to assess the anterograde amnesic effect of Midazolam administrated by intranasal and oral route. Fifteen healthy volunteers(ASA I) were administrated with placebo, oral Midazolam(15mg), intranasal Midazolam(0.25mg/kg) every 2 weeks. First picture cards were shown to volunteers before medication. At 15, 30, 45 minutes, other picture cards were shown to volunteers. BP, $SpO_2$ and sedation scores were measured. After 24 hours, the volunteers were questioned about their memory of pictures. To assess amnesic effect, recall and recognition test were performed using a series of picture cards designed for this purpose. The obtained results were as follows; 1. Compared to placebo, Midazolam group(oral and intranasal) experienced a significant anterograde amnesic effect(P<0.01) 2. There was no difference between oral and intranasal Midazolam(P>0.01). 3. Anterograde amnesic effect of oral and intranasal Midazolam group began at 15minutes. It became increasingly, oral Midazolam group experienced extremely amnesic effect at 45minutes, intranasal Midazolam group was at 30minutes. 4. After 30minutes of Midazolam administration, anterograde amnesia of oral Midazolam group is more effective than intranasal Midazolam group.

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Meta-analysis of Change in Weight and Heart Rate for Phentermine in Obesity (비만환자의 펜터민 복용에 따른 체중과 심박수 변화에 대한 메타분석)

  • Woo, Yeonju;Jeong, Hyomi
    • Journal of health informatics and statistics
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    • v.43 no.4
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    • pp.290-299
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    • 2018
  • Objectives: This study aimed to evaluate the change in weight and heart rate associated with the use of phentermine through meta-analysis based on the published literatures. Methods: Eight electronic databases, PubMed, EMBASE, Cochrane library, and five domestic databases were used to search the literature. Randomized controlled trials that evaluated the change in weight and heart rate with the use of phentermine compared with placebo were included in this study. The fixed-effect model weighted by the Mantel-Haenszel method was used in the meta-analysis, and the random-effects model was used when heterogeneity was present. Results: We included 12 studies comprising 677 patients. The change in weight observed with the use of phentermine (SMD = -1.37, 95% CI: -1.55, -1.19) was statistically significant compared with that observed with placebo. As per the subgroup analysis results, the change in weight by publication year, country, phentermine dosage, follow-up check was not heterogeneous. The change in heart rate observed with the use of phentermine (SMD = 0.64, 95% CI: 0.35, 0.92) was significant compared with that observed with placebo. Conclusions: Weight loss and increased heart rate were confirmed in phentermine compared with placebo.

Changes in Lymphocyte DNA Damage and Antioxidant Status after Supplementing Propolis to Korean Smokers: A Placebo-Controlled, Double-Blind Cross-Over Trial (프로폴리스 섭취 후 흡연자의 임파구 DNA 손상도 및 항산화 상태의 변화: 이중맹검 교차 인체시험)

  • Kang, Myung-Hee;Lee, Hye-Jin;Kim, Mi-Kyung;Sung, Mi-Kyung;Kwon, O-Ran;Park, Yoo-Kyoung
    • Journal of Nutrition and Health
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    • v.42 no.5
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    • pp.442-452
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    • 2009
  • Smoking has been known to exacerbate the initiation and propagation of oxidative stresses. Efforts have been made to reduce the smoking-induced oxidative stresses using commercial dietary supplements. Propolis is the resinous substance collected by bees from the leaf buds and bark of trees, especially poplar and conifer trees. In this trial, we examined whether a daily supplementation of 800 mg propolis can protect endogenous lymphocytic DNA damage and modulate antioxidative enzyme activities and the level of antioxidant vitamin in smokers using a placebo-controlled, doubleblinded cross-over trial. After two weeks of running-in period, 29 smokers (mean age 34.38 ${\pm}$ 1.73) received 6 tablets/day of either propolis or placebo pills for 4 weeks. After 2 weeks of washout period the subjects switched they pills for cross-over study. The degree of DNA damage (assessed by tail DNA, tail length and tail moment) was not significantly changed with propolis intake or placebo intake. Similarly, total antioxidant status (TAS) remained at the same level regardless of the treatment. Erythrocyte catalase, glutathione peroxidase (GSH-Px), superoxide dismutase (SOD), plasma vitamin C and tocopherol level did not differ before and after propolis treatment, and did not differ between treatments. Putting all these results together, we would suggest that it is still too early to claim that propolis possess antioxidative activities.

Changes of Flexibility and Plasma Catecholamine by Myofascial Release Approach (근막이완기법에 의한 유연성 및 혈장 카테콜라민의 변화)

  • Kim, Jong-Soon;Moon, Dong-Chul;Chang, Kyung-Soo
    • The Journal of the Korea Contents Association
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    • v.12 no.3
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    • pp.214-221
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    • 2012
  • In recent years, some researchers reported that myofascia was innervated by the autonomic nervous system. However, there is no neurophysiological explanation and evidence for the effects of myofascial release(MFR). Thus, the aim of this study was to determine whether the excitability of the autonomic nervous system is modulated by MFR. In this study, thirty healthy subjects in their 20s were randomly assigned to a myofascial release group(MG) and a placebo control group(PCG); each group had 15 subjects. The MG conducted 5 minutes of cranial base release in supine position, and the PCG performed sham cranial base release. Muscle flexibility was measured with the neck range of motion and the changes of the autonomic nervous system excitability was measured by heart rate, blood pressure, and concentration of plasma epinephrine and norepinephrine. The results were as follows: 1. The percentage changes in the cervical range of motion for extension and side flexion were significantly increased in the MG, signifying that more muscle relaxation. 2. There was no significant percentage changes in heart rate, blood pressure, and concentration plasma epinephrine between MG and PCG. 3. The percentage change in concentration plasma norepinephrine was significantly different between MG and PCG. The result of this study suggests that there is no evidence that MFR can modulate the autonomic nervous system excitability.

Effect of YGF251 on Secretion Of IGF-1 in Human Blood (YGF251 투여에 의한 인체내 혈중의 IGF-1 분비량 변화 효과)

  • 김재수;박준홍;조한성;박점석;홍억기
    • KSBB Journal
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    • v.17 no.4
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    • pp.403-408
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    • 2002
  • For stimulating the in vivo secretion of IGF-1 (insulin-like growth factor-1) which is well known to promote the various physiological actions in human body, the natural herbal extract, YGF251 (young growth factor 251), was developed and evaluated for its effect as IGF-1 secretagogue in this study. The clinical study was peformed as double blind test, and 31 adult female and male volunteers between the age of 40 and 70 were investigated for their changes of concentration of IGF-1 , insulin level, weight, blood pressure, and liver and kidney functions. As the result of paired sample test on the change of the concentration of IGF-1, in YGF251 treated group, it was 245.6 ng/mL before dosing. The concentration of IGF-1 was increased to 269.3 ng/mL after a month and to 275.6 ng/mL after two months, and both were statistically significant (p〈0.05). While in control group, the concentration of IGF-1 was 280.0 ng/mL before dosing, but decreased to 239.2 ng/mL after a month and to 230.2 ng/mL after two months, and both were also statistically significant (p〈0.05). In YGF251 treated group, the concentration of insulin in blood increased about 2 times after a month dosing as an average level, but in control group, it showed a decrease of 36% compared with before dosing. And there were little changes regarding to the measured weight and blood pressure. Various measured data in order to observe the alteration in liver and kidney functions by the administration of YGF251 showed a little change within measuring error range.

The Effects of Ginseng and American Ginseng on General Symptom in Koreans and Chineses - Double-blind Randomized Controlled Trials - (한국인과 중국인에서 인삼과 서양삼 복용후 전신 증상 -이중맹검 무작위배정 임상시험-)

  • Seo, Jung-Cjul;Han, Sang-Won;Byun, Joon-Seok;An, Hee-Duk;Han, Il-Do;Cho, Geon-Ho;Leem, Kang-Hyun;Heo, Zheng-Jie;Yi, Jinglin;Jin, Mingxiu
    • Journal of Ginseng Research
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    • v.29 no.1
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    • pp.27-36
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    • 2005
  • In East-South Asia it has been said that ginseng(Panax ginseng) induces flushing and epistaxis, whereas American ginseng(Panax quinquefolius) dosen't. This study was designed to find out if ginseng really could increase flushing and epistaxis, compared with American ginseng. Double-blind randomized controlled trials on general symptom, such as flushing and epistaxis, of ginseng and American ginseng in Koreans and Chinese were performed by questionnaire. There was no significant accident or improvement in Koreans. But in Chinese dried mouth was significantly observed in placebo group and chest discomfort was significant in placebo group and American ginseng(4 years) group. In addition in Chinese chest discomfort was significantly observed in American ginseng(4 years) group and American ginseng(6 years) group. It was revealed that ginseng might not increase flushing and epistaxis.토양환경학회 홈페이지 ( http://www.kossge.or.kr ) 을 참조하십시오.

Distribution of Weakness at the Lower Extremity of Hemiparesis Patients (편측부전마비환자의 하지에서의 위약증상의 분포)

  • Park, Gun-Ju;Hah, Jung-Sang;Kim, Wook-Nyeun
    • Journal of Yeungnam Medical Science
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    • v.14 no.1
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    • pp.101-110
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    • 1997
  • The maximal voluntary strength of knee extension and flexion on both the right and left sides was measured in patients with hemiparesis of upper motor neuron type and in a group of normal subjects. Significant differences of maximal voluntary strength were found between male and female but the ratio of flexor to extensor strength did not vary significantly between the sides, between the sex in normal subjects. The maximal voluntary strength of uninvolved side were not reduced significantly but involved side reduced significantly in patients. The ratio of flexor to extensor strength in hemiparetic side was significantly less than the ratio for the normal subjects but not significant difference in uninvolved side of patients. According to the above results, the maximal voluntary strength of flexion was more reduced than that of the extension in lower extremity of hemiparesis patients. The strength ratio of flexion to extension was a useful parameter for guiding the rehabilitation of hemiparesis.

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