大麻素 (CBD) 治疗自闭症男孩严重问题行为:一项随机临床试验
Doris Trauner1,2, Anya Umlauf3,4, David J Grelotti3,4
1Department of Neurosciences, University of California San Diego School of Medicine, 9500 Gilman Drive, La Jolla, CA, 92093-0935, USA. Dtrauner@health.ucsd.edu.
Journal of autism and developmental disorders
|May 23, 2025
概括
这项研究发现,虽然大麻 (CBD) 在三分之二的自闭症男孩中显示出临床相关的行为改善,但与安慰剂相比没有显著差异. 需要进一步的研究来确认CBD的CBD.
科学领域:
- 神经发育障碍 神经发育障碍
- 药理学 药理学是指药理学的学科.
- 临床试验 临床试验
背景情况:
- 以前的观察性研究表明,大麻 (CBD) 可能会减少自闭症儿童的有问题的行为.
- 缺乏对CBD对自闭症谱系障碍 (ASD) 的安全性,耐受性和疗效进行评估的受控临床试验.
- 自闭症谱系障碍是一种复杂的神经发育状况,其特点是社会互动,沟通和重复行为方面的挑战.
研究的目的:
- 评估植物衍生CBD (Epidiolex®) 的安全性,耐受性和行为影响,用于患有严重行为障碍的自闭症男孩.
- 进行一项严格的双盲,安慰剂控制的交叉研究,以评估CBD在改善核心自闭症相关行为方面的有效性.
主要方法:
- 这是一项双盲,安慰剂控制的交叉研究,涉及7至14岁的自闭症男孩,这些男孩有严重的行为问题.
- 参与者接受了八周的CBD (高达20毫克/公斤/天) 和八周的安慰剂,分隔四周的洗期.
- 主要结局包括重复行为量表修订 (RBS-R),儿童行为检查清单 (CBCL) 和自闭症诊断观察表-2 (ADOS-2) 的变化.
主要成果:
- 无论是CBD还是安慰剂组,RBS-R和CBCL得分均有所改善,两者之间没有统计学上显著的差异.
- 安慰剂组在ADOS-2分数上有所改善,但在考虑参与者使用的其他药物时,这种改善没有持续.
- 从临床角度来看,大约三分之二的参与者经历了CBD的行为改善,而三分之一的人没有改变或改善了安慰剂,表明强烈的安慰剂效应.
结论:
- 大麻素 (CBD) 在本研究人群中显示出可接受的安全性.
- 该研究没有发现明确的证据表明,CBD有效地减少了主要结果指标测量的广泛行为.
- 观察到显著的安慰剂效应,突出显示在自闭症治疗研究中需要安慰剂控制;同时服用的药物可能会影响CBD水平和结果.
相关概念视频
Clinical Trials
10.9K
Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...
There are four phases in a clinical trial. A phase one...
10.9K
Clinical Trials: Overview
5.0K
Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
5.0K
Statistical Software for Data Analysis and Clinical Trials
1.6K
Statistical software is pivotal in data analysis and clinical trials by providing tools to analyze data, draw conclusions, and make predictions. These software packages range from simple data management applications to complex analytical platforms, supporting various statistical tests, models, and simulation techniques. Their significance lies in their ability to handle vast amounts of data with precision and efficiency, enabling researchers to validate hypotheses, identify trends, and make...
1.6K
Trial and Error and Algorithm
429
A problem-solving strategy is a plan of action used to find a solution. Different strategies have distinct action plans. Trial and error involves trying different solutions until one works. For instance, to fix a broken printer, you might check ink levels, ensure the paper tray isn't jammed, and verify the printer's connection to your laptop. This method can be time-consuming but is commonly used. Thomas Edison, for example, used trial and error to find a suitable filament for the light...
429
Random Error
9.8K
Random or indeterminate errors originate from various uncontrollable variables, such as variations in environmental conditions, instrument imperfections, or the inherent variability of the phenomena being measured. Usually, these errors cannot be predicted, estimated, or characterized because their direction and magnitude often vary in magnitude and direction even during consecutive measurements. As a result, they are difficult to eliminate. However, the aggregate effect of these errors can be...
9.8K
Random Variables
17.9K
A random variable is a single numerical value that indicates the outcome of a procedure. The concept of random variables is fundamental to the probability theory and was introduced by a Russian mathematician, Pafnuty Chebyshev, in the mid-nineteenth century.
Uppercase letters such as X or Y denote a random variable. Lowercase letters like x or y denote the value of a random variable. If X is a random variable, then X is written in words, and x is given as a number.
For example, let X = the...
Uppercase letters such as X or Y denote a random variable. Lowercase letters like x or y denote the value of a random variable. If X is a random variable, then X is written in words, and x is given as a number.
For example, let X = the...
17.9K


