相关实验视频

Updated: Jun 26, 2025

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles

Published on: November 10, 2017

对他类药物的个体化剂量反应与心血管疾病结局相关

Sachin K Aggarwal¹, Lan Jiang², Ge Liu²

¹Vanderbilt University School of Medicine, Nashville, TN, USA.

|May 13, 2024

概括

立方体强度 (ED50) 和疗效 (Emax) 与心血管结果有关. 了解这些剂量反应参数可以帮助个性化他类药物治疗以预防动脉样硬化心血管疾病 (ASCVD).

科学领域:

药理学药理学是指药理学的学科.
心脏病学心脏病学
数据科学数据科学数据科学

背景情况:

类药物有效降低低密度脂蛋白胆固醇 (LDL-C),并预防动脉样硬化心血管疾病 (ASCVD).
个体患者对他类药物的反应有所不同,受到基线LDL-C (E0),功效 (ED50) 和最大疗效 (Emax) 的影响.
个人化他类药物剂量-反应参数与ASCVD事件风险之间的关系尚不清楚.

研究的目的:

分析他类药物强度 (ED50) 和疗效 (Emax) 与真实世界心血管疾病结局之间的关联.
调查他类药物的个性化药理性质如何与ASCVD事件和全因死亡率有关.

主要方法:

使用了从处方阿托瓦斯塔丁,西姆瓦斯塔丁或罗斯瓦斯塔丁的个人中取消身份的电子健康记录.
使用非线性混合效应剂量反应模型对3033名患者获得ED50和Emax.
进行了时间到事件分析,以评估ED50,Emax和ASCVD事件和全因死亡率的复合终点之间的关系.

主要成果:

估计ED50和Emax对于阿托瓦斯塔丁,西姆瓦斯塔丁和罗斯瓦斯塔丁队列.
发现ED50和Emax在不同类型的他类药物中独立与主要终点相关.
报告了ED50和Emax的显著危险比率,表明它们对ASCVD风险的影响.

结论:

这项研究表明,他类ED50和Emax与临床结果之间存在全类相关性.
这些药理参数是接受他类药物治疗的患者中ASCVD事件风险的显著预测因素.
个性化剂量反应指标可以告知风险分层和个性化他类药物治疗策略.

关键词:

心血管疾病的结果.剂量响应剂量响应.药理动力学是药理动力学的一个方面.精准医学是一门精准医学.斯塔丁是一个国家.

更多相关视频

LDL Cholesterol Uptake Assay Using Live Cell Imaging Analysis with Cell Health Monitoring

LDL Cholesterol Uptake Assay Using Live Cell Imaging Analysis with Cell Health Monitoring

Published on: November 17, 2018

Cell-free Biochemical Fluorometric Enzymatic Assay for High-throughput Measurement of Lipid Peroxidation in High Density Lipoprotein

Cell-free Biochemical Fluorometric Enzymatic Assay for High-throughput Measurement of Lipid Peroxidation in High Density Lipoprotein

Published on: October 12, 2017

相关概念视频

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

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,...

Rational Dosage Regimen: Maintenance Dose and Loading Dose

Rational Dosage Regimen: Maintenance Dose and Loading Dose

A rational dosage regimen considers a drug's pharmacokinetics, including its absorption, distribution, metabolism, and elimination from the body. By understanding these factors, the appropriate dosage can be determined, and the dosing schedule can be designed to achieve and maintain the desired therapeutic effect while minimizing adverse effects.
In most cases, drugs are administered repetitively or infused continuously to maintain a steady-state concentration in the body. At a steady...

Dosage Regimen: Fixed Dose

Dosage Regimen: Fixed Dose

Fixed-dose regimens are a common approach to administer drugs to achieve and maintain desired levels of the drug in the body. In this dosing strategy, a specific amount of medication is given at regular intervals, often multiple times a day, to ensure a consistent drug concentration in the bloodstream.
Fixed-dose regimens can be used for various routes of administration, including intravenous (IV) injections and oral medications. For IV administration, a predetermined amount of the drug is...

Drug Dosage Regimen: Overview

Drug Dosage Regimen: Overview

A drug dosage regimen describes the specific instructions and schedule for administering a drug to a patient. It considers factors such as drug dosage, frequency, route of administration, and duration of treatment. Designing an appropriate dosage regimen for a patient aims to achieve a target drug concentration at the site of action.
Typically, the starting dose and dosing interval are guided by the manufacturer's recommendations based on clinical trials conducted during and after drug...

Cardiovascular Drugs: Classification based on Therapeutic Indications

Cardiovascular Drugs: Classification based on Therapeutic Indications

Cardiovascular diseases, encompassing a range of conditions, can significantly affect the heart's operations and the overall circulatory system. These conditions impair the heart's ability to pump blood, leading to a deficit in oxygen supply to crucial organs. Anomalies in the heart's electrical system, known as arrhythmias, can cause heartbeats to accelerate or slow down. Usually, heart rates increase during physical activity and decrease while resting or sleeping. However,...