• Title/Summary/Keyword: Clinical Trials

Search Result 2,361, Processing Time 0.033 seconds

A Study on the Blood Sugar Improvement Effect and Safety of Galgunhwangryunhwanggum-tang for Type 2 Diabetes without Complications: A Systemic Review and Meta-Analysis (합병증을 동반하지 않은 2형 당뇨병에 대한 갈근황금황련탕의 혈당개선 효과와 안전성 연구 : 체계적 문헌고찰과 메타분석)

  • Shin, Jae-ik;Baek, Ji-soo;Cho, Chung-sik
    • The Journal of Internal Korean Medicine
    • /
    • v.43 no.1
    • /
    • pp.22-40
    • /
    • 2022
  • Objectives: The purpose of this study is to assess the antidiabetic effect and safety of Galgunhwangryunhwanggum-tang for type 2 diabetes without complications by analyzing related research. Methods: For a systematic review and meta-analysis, we searched for the antidiabetic effect and safety of Galgunhwangryunhwanggum-tang for type 2 diabetes without complications in 10 databases up to September 2021. Only randomized controlled trials were chosen. Results: In the treatment effectiveness analysis and meta-analysis, Galgunhwangryunhwanggum-tang had significant improvement effects on fasting plasma glucose level, 2-hour postprandial glucose level, glycated hemoglobin, fasting insulin, and homeostasis model assessment for insulin resistance compared to the control group when treated in parallel with oral glycemic drugs. Conclusion: Galgunhwangryunhwanggum-tang is effective in improving blood sugar and insulin resistance in type 2 diabetes patients without complications and can especially be considered in parallel treatment with oral hypoglycemic drugs. A large-scale randomized controlled clinical trial is required to complement the limitations presented in this study in the future.

Ginseng extract and ginsenosides improve neurological function and promote antioxidant effects in rats with spinal cord injury: A meta-analysis and systematic review

  • Sng, Kim Sia;Li, Gan;Zhou, Long-yun;Song, Yong-jia;Chen, Xu-qing;Wang, Yong-jun;Yao, Min;Cui, Xue-jun
    • Journal of Ginseng Research
    • /
    • v.46 no.1
    • /
    • pp.11-22
    • /
    • 2022
  • Spinal cord injury (SCI) is defined as damage to the spinal cord that temporarily or permanently changes its function. There is no definite treatment established for neurological complete injury patients. This study investigated the effect of ginseng extract and ginsenosides on neurological recovery and antioxidant efficacies in rat models following SCI and explore the appropriate dosage. Searches were done on PubMed, Embase, and Chinese databases, and animal studies matches the inclusion criteria were selected. Pair-wise meta-analysis and subgroup analysis were performed. Ten studies were included, and the overall methodological qualities were low quality. The result showed ginseng extract and ginsenosides significantly improve neurological function, through the Basso, Beattie, and Bresnahan (BBB) locomotor rating scale (pooled MD = 4.40; 95% CI = 3.92 to 4.88; p < 0.00001), significantly decrease malondialdehyde (MDA) (n = 290; pooled MD = -2.19; 95% CI = -3.16 to 1.22; p < 0.0001) and increase superoxide dismutase (SOD) levels (n = 290; pooled MD = 2.14; 95% CI = 1.45 to 2.83; p < 0.00001). Both low (<25 mg/kg) and high dosage (25 mg/kg) showed significant improvement in the motor function recovery in SCI rats. Collectively, this review suggests ginseng extract and ginsenosides has a protective effect on SCI, with good safety and a clear mechanism of action and may be suitable for future clinical trials and applications.

Efficacy of cannabis-based medications compared to placebo for the treatment of chronic neuropathic pain: a systematic review with meta-analysis

  • Sainsbury, Bradley;Bloxham, Jared;Pour, Masoumeh Hassan;Padilla, Mariela;Enciso, Reyes
    • Journal of Dental Anesthesia and Pain Medicine
    • /
    • v.21 no.6
    • /
    • pp.479-506
    • /
    • 2021
  • Background: Chronic neuropathic pain (NP) presents therapeutic challenges. Interest in the use of cannabis-based medications has outpaced the knowledge of its efficacy and safety in treating NP. The objective of this review was to evaluate the effectiveness of cannabis-based medications in individuals with chronic NP. Methods: Randomized placebo-controlled trials using tetrahydrocannabinol (THC), cannabidiol (CBD), cannabidivarin (CBDV), or synthetic cannabinoids for NP treatment were included. The MEDLINE, Cochrane Library, EMBASE, and Web of Science databases were examined. The primary outcome was the NP intensity. The risk of bias analysis was based on the Cochrane handbook. Results: The search of databases up to 2/1/2021 yielded 379 records with 17 RCTs included (861 patients with NP). Meta-analysis showed that there was a significant reduction in pain intensity for THC/CBD by -6.624 units (P < .001), THC by -8.681 units (P < .001), and dronabinol by -6.0 units (P = .008) compared to placebo on a 0-100 scale. CBD, CBDV, and CT-3 showed no significant differences. Patients taking THC/CBD were 1.756 times more likely to achieve a 30% reduction in pain (P = .008) and 1.422 times more likely to achieve a 50% reduction (P = .37) than placebo. Patients receiving THC had a 21% higher improvement in pain intensity (P = .005) and were 1.855 times more likely to achieve a 30% reduction in pain than placebo (P < .001). Conclusion: Although THC and THC/CBD interventions provided a significant improvement in pain intensity and were more likely to provide a 30% reduction in pain, the evidence was of moderate-to-low quality. Further research is needed for CBD, dronabinol, CT-3, and CBDV.

A Comparative Study of the Literature on Fire Acupuncture (Hwachim) between South and North Korea (남, 북한의 화침 연구문헌에 대한 비교연구)

  • Lim, Su-ran;Jin, Shi-hui;Kim, Yu-ra;Kim, Youn-Sub;Kim, Song-Yi
    • Korean Journal of Acupuncture
    • /
    • v.38 no.4
    • /
    • pp.209-221
    • /
    • 2021
  • Objectives : The aim of this study was to compare and analyze studies related to fire acupuncture (FA) published in South and North Korea. Methods : FA studies published in South Korea were searched through domestic and overseas databases (KISS, RISS, OASIS, and EMBASE). For North Korean studies, databases from the Information Center on North Korea and Korea Institute of Science and Technology Information were used. Among the searched literatures, clinical studies using FA as a treatment intervention were selected (i.e., randomized controlled trials, and case reports). Finally, information such as the disease for which FA was used, the characteristics of FA, and details of treatment methods for FA were extracted from the screened literatures and the results of South and North Korean studies were compared and analyzed. Results : This review included 28 South Korean studies and 9 North Korean studies. All studies in South Korea, except for the three articles that used traditional FA treatment, applied "warm needling"-like acupuncture (WA) in the form of heating the handle of the needle after inserting the needle into the skin, and most studies were conducted on diseases of the musculoskeletal system. Whereas in the North Korean studies, FA was applied to various diseases such as trigeminal neuralgia, skin diseases, and gastrointestinal diseases, and standardized FA tools were used. Conclusions : Studies on traditional FA treatment have rarely been reported in South Korea. The amount of information described in the FA studies in North Korea was limited. In this review, the characteristics of FA treatment tools in South and North Korean studies were mainly analyzed. In the future, FA studies from more diverse perspectives are needed.

Effects of Herbal Medicines on Osteoporosis in Rheumatoid Arthritis: Study Protocol for a Systematic Review and Meta-Analysis (한약이 류마티스 관절염 환자의 골다공증에 미치는 영향: 체계적 문헌 고찰 및 메타분석을 위한 프로토콜)

  • Kwon, Do Young;Gu, Ji Hyang;Lee, Eun Jung
    • Journal of Korean Medicine Rehabilitation
    • /
    • v.32 no.3
    • /
    • pp.77-84
    • /
    • 2022
  • Objectives This study is designed to identify the effectiveness of herbal medicine for osteoporosis in rheumatoid arthritis. Methods We will investigate 10 databases, 4 Korean databases (KoreaMed, KMBASE, Koreanstudies Information Service System [KISS], ScienceOn) and 6 of abroad (PubMed, EMBASE, Cochrane Library, China National Knowledge Infrastructure [CNKI], WanFang, Citation Information by NII [CiNii]) without publication date, language limitation for clinical study of herbal medicine for osteoporosis in rheumatoid arthritis. Type, dose, duration, frequency of herb medicine will be analyzed. Results Randomized controlled trials about herbal medicine or herb extract for osteoporosis in rheumatoid arthritis should be included in the study. Cochrane's risk of bias tools will be used to assess quality of the study. Mean differences or standardized mean differences of 95% confidence intervals will calculated and data synthesis will be conducted using Review Manager (RevMan, ver.5.3; The Nordic Cochrane Centre, The Cochrane Collaboration, Copenhagen, Denmark). Conclusions It is expected to provide basic data for the active use of herb medicine by systematically synthesizing and analyzing the actual situation, effectiveness, and safety of herb medicine for osteoporosis in rheumatoid arthritis.

Acupotomy for Carpal Tunnel Syndrome: A Systematic Review and Meta-Analysis (수근관증후군에 대한 도침치료의 효과: 체계적 문헌 고찰과 메타분석)

  • Jeong, Jae-Min;Sul, Jae-Uk;Kim, Seon-Jong;Seon, Yun-Gwon;Choi, Ji-Min;Noh, Hui-Jeong;Choi, Jin-Bong
    • Journal of Korean Medicine Rehabilitation
    • /
    • v.32 no.3
    • /
    • pp.55-64
    • /
    • 2022
  • Objectives The objective of this study was to assess the effectiveness of acupotomy for carpal tunnel syndrome. Methods Based on seven domestic and foreign databases. We analyzed the randomized controlled trials using acupotomy for carpal tunnel syndrome. The treatment group was treated with acupotomy and the control group was no restrictions on treatment methods. Results In this study, the effect of acupuncture treatment for carpal tunnel syndrome was investigated. Each study reported that acupotomy could be an effective treatment for carpal tunnel syndrome. However, as a result of meta-analysis of Levine carpal tunnel syndrome questionnaire scores, visual analog scale, and sensory nerve conduction velocity, the results were more clinically significant than those of the control group. Due to the small number of randomized controlled trial studies and the nature of acupotomy treatment, blinding of interventions was impossible, resulting in a high risk of bias. Conclusions In this regard, it is thought that well-planned randomized controlled studies on patients with carpal tunnel syndrome are needed in the future to secure the clinical evidence for acupotomy treatment.

The Effect of Electro Acupuncture for Sciatica: A Systematic Review and Meta-analysis (좌골신경통에 대한 전침 치료: 체계적 문헌고찰 및 메타분석)

  • Kim, Ye-Eun;Ahn, Jeong-Hoon;Cha, Yun-Yeop;Han, In-Sik;Heo, In;Park, In-Hwa
    • Journal of Korean Medicine Rehabilitation
    • /
    • v.32 no.2
    • /
    • pp.105-121
    • /
    • 2022
  • Objectives This study was conducted to evaluate the effect of electro-acupuncture for sciatica. Methods We searched 13 online databases (Kmbase, Research Information Sharing Service [RISS], National Digital Science Library [NDSL], Oriental Medicine Advanced Searching Integrated System [OASIS], Koreanstudies, Koreantk, DBpia, PubMed, Cochrane, EMBASE, Medline, China National Knowledge Infrastructure [CNKI], J-stage) to find randomized-controlled clinical trials (RCTs) that used electro-acupuncture for sciatica. Efficacy rate and visual analogue scale (VAS) were mainly analyzed as a main evaluation criteria. Results Among 583 articles that were searched, 24 RCTs were finally selected and 18 RCTs were statistically analyzed. Electro-acupuncture was more effective than acupuncture in terms of efficacy rate (p<0.00001) and VAS (p<0.00001). Also, Electro-acupuncture was more effective than western medication in terms of efficacy rate (p=0.0005). However, the effectiveness of electro-acupuncture was not identified compared to physical therapy (p=0.42). Electro-acupuncture significantly improved efficacy rate when combined with physical therapy than physical therapy alone (p<0.0001). In addition, electro-acupuncture plus Chuna manual therapy compared to Chuna manual therapy alone showed positive results for efficacy rate (p=0.05) and VAS (p<0.0001). Conclusions Based on results, the effectiveness of electro-acupuncture for sciatica was identified. However, this study has limitations because the RCTs included in this study were small in number and published in a particular region. Although this study could be a groundwork for well designed research for sciatica.

Effects of Early Oral Feeding versus Delayed Oral Feeding on Bowel Function, Gastrointestinal Complications and Surgical Recovery after Cesarean Section under Regional Anesthesia: Systematic Review and Meta-Analysis (부위마취로 제왕절개 수술을 받은 산모의 조기 경구섭취가 장 기능, 위장관 합병증 및 수술 후 회복에 미치는 효과: 체계적 문헌고찰 및 메타분석)

  • Kim, HyoJin;Jeon, YeongKyung;Yoon, SoYoung;Lee, GeumMoon
    • Journal of Korean Academy of Nursing
    • /
    • v.51 no.6
    • /
    • pp.732-745
    • /
    • 2021
  • Purpose: This study aimed to assess combined effects of early oral feeding after Cesarean section (C/S) under regional anesthesia on bowel function, gastrointestinal complications and surgical recovery. Methods: A systematic literature search was conducted using KISS, RISS, PubMed, CINAHL, EMBASE, CENTRAL and Google Scholar to identify randomized clinical trials comparing early oral feeding (EOF) with delayed oral feeding (DOF) after C/S. Outcome variables were bowel function and gastrointestinal complications and surgical recovery. Effect size was calculated using weighted mean differences (WMDs) and relative risks (RRs), with 95% confidence intervals (CIs). Results: Seven studies involving 1,911 patients from 568 studies, 7 studies were included in meta-analysis. EOF was significantly associated with shorter time to recover bowel movement compared with DOF (WMD, - 2.50; CI, - 3.50~- 1.50). EOF was not associated with nausea (RR, 1.15; CI, 0.87~1.53) and vomiting (RR, 0.96; CI, 0.65~1.42), but lower incidence of abdominal distension (RR, 0.70; CI, 0.50~0.98). EOF was significantly associated with shorter time to discontinuation of intravenous fluids (WMD, - 8.88; 95% CI, - 16.65~- 1.11) and removal of urinary catheter (WMD, - 15.23; CI, - 25.62~- 4.85). Conclusion: This meta-analysis provides evidence that EOF after C/S under regional anesthesia not only accelerates return of bowel function and surgical recovery but also reduces gastrointestinal complications. These results suggest that EOF should be offered to women who have undergone C/S to improve the recovery experience and reduce overall medical costs.

A Study for the Development of Neurofeedback Biosignal Index for Tic Response Supression Test of Tourette's Syndrome (투렛증후군의 틱 반응 억제 시험을 통한 뉴로피드백 생체신호 지표 개발 시론)

  • Woo, Jeong-Gueon;Kim, Wuon-Sik
    • The Journal of the Korea Contents Association
    • /
    • v.22 no.10
    • /
    • pp.861-869
    • /
    • 2022
  • In patients with Tourette's syndrome, a tic occurs when Mu wave synchronization is broken. Conversely, when Mu wave synchronization is achieved, a tick does not occur. When the tic is suppressed, the cognitive control response process is changed, and if the neurofeedback training that adjusts the EEG frequency power is performed with the changed, the patient will be treated autonomously without artificially suppressing the tic. The results of the research test suggest that if the tic patient does not artificially synchronize mu waves in the premotor cortex (Frontal Cortical 3 site), and if EEG control is performed autonomously like neurofeedback training, as a result, tics do not occur. Cognitive control response processes are altered when a subject is inhibited from tics. By training the altered cognitive control with neurofeedback that modulates EEG frequency power, the patient can be treated autonomously without artificially suppressing the tic.Mu-wave synchronizationcan now be added to existing neurofeedback treatment protocols such as SMR reinforcement, theta-beta-wave imbalance correction, and alpha-wave reinforcement. This study will be used in follow-up studies and clinical trials to more scientifically verify the neurofeedback treatment protocol, a treatment for patients with Tourette's syndrome.

Recent clinical trials with ultrasound induced blood-brain barrier opening (초음파 기반 혈뇌장벽 개방에 관한 최신 임상시험 연구 현황)

  • Park, Juyoung
    • The Journal of the Acoustical Society of Korea
    • /
    • v.41 no.5
    • /
    • pp.564-569
    • /
    • 2022
  • Blood-Brain Barrier (BBB) is the brain protecting system blocking the inflow of harmful substances into brain parenchyma from brain blood vessel. However, the BBB has a negative effect on the treatment of various brain diseases such as Alzheimer's dementia or brain tumors because it also prevents drug delivery into brain parenchyma. To overcome this problem, a brain drug delivery technique using Focused Ultrasound (FUS) which allows BBB to be temporarily opened by inducing the acoustic cavitation effect of microbubbles has been developed. Thus far, various studies using the FUS technique has been conducted to improve drug delivery efficiency, and therefore, this paper discusses recently developed drug delivery technologies using the FUS-induced BBB opening.