通过创新的试验设计,提高SLE药物开发中的资源利用率.
Sandra Garces1, Elaine Karis2, Joan T Merrill3
1Amgen Inc, Thousand Oaks, California, USA sgarces@amgen.com.
Lupus science & medicine
|July 25, 2023
概括
针对系统性红斑狼 (SLE) 的创新性适应性试验设计减少了患者数量和试验持续时间. 这些方法提高了新疗法如 efavaleukin alfa 和 rozibafusp alfa 的效率和数据收集.
科学领域:
- 免疫学 免疫学 免疫学
- 类风湿病学 类风湿病学
- 临床试验设计 临床试验设计
背景情况:
- 系统性红斑狼 (SLE) 是一种复杂的自身免疫性疾病,具有显著的未满足的医疗需求.
- 目前的临床试验招生压力资源,导致效率低下和招生挑战.
- 需要创新的试验设计来改善新型SLE疗法的证据生成.
研究的目的:
- 介绍SLE治疗的两个创新的IIb期研究的设计:efavaleukin alfa和 rozibafusp alfa.
- 在SLE临床试验中展示适应性研究设计的应用.
- 突出适应性设计如何提高药物开发的效率和严格性.
主要方法:
- 利用了适应性研究设计,在FDA的复杂创新试验设计试点计划中被选为efavaleukin alfa的案例研究.
- 在预定义的中间时间点内纳入前性计划的修改.
- 采用临时徒劳性评估来早期终止试验和响应适应性随机化,以支持有效剂量臂,同时保持恒定的安慰剂分配.
主要成果:
- 适应性设计可以提高治疗效果估计的统计能力.
- 增加安全性和疗效数据的收集,以选择最佳剂量.
- 有可能为监管部门的批准提供证据,减少对多次III期试验的需求.
结论:
- 适应性试验设计为开发新型SLE疗法提供了更有效的方法.
- 这些设计可以减少患者的要求,暴露风险以及整体开发时间和成本.
- 这样的创新设计对于解决复杂的自身免疫性疾病中未得到满足的需求至关重要.
相关概念视频
Structure-Activity Relationships and Drug Design
770
Drug design is a dynamic field that involves discovering and developing new medications based on specific biological targets. This process heavily relies on structure-activity relationships (SAR) and quantitative structure-activity relationships (QSAR) to guide the design and optimization of efficient drugs.
SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence...
SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence...
770
Drug Discovery: Overview
8.1K
Drug discovery is a multifaceted process involving extensive screening, testing, and optimization of lead compounds to identify potential new drugs for therapeutic use. It combines several approaches, including screening large numbers of natural products, chemical modification of known active molecules, identification of new drug targets, and rational design based on biological mechanisms and drug-receptor structure. These approaches are carried out in both academic research laboratories and...
8.1K
Clinical Trials: Overview
3.0K
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...
3.0K
Clinical Trials
6.9K
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...
6.9K
Preclinical Development: Overview
4.5K
Preclinical development consists of a series of tests that ensure the safety and efficacy of a new therapeutic compound before it is tested in humans. There are four main phases to this process. First, safety pharmacology tests are conducted to ensure the drug does not produce any acutely harmful effects. These tests examine parameters such as bronchoconstriction, cardiac dysrhythmias, blood pressure changes, and ataxia. Next, preliminary toxicological testing is performed to determine the...
4.5K
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
148
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
148


