在心肺复苏过程中注射部位是否重要? 对药物的药理动力学和药理动力学进行系统审查和元分析
Sofia-Chrysovalantou Zagalioti1, Sofia Gkarmiri1, Efstratios Karagiannidis1
1Department of Emergency Medicine, AHEPA University General Hospital, Aristotle University of Thessaloniki, 541 24 Thessaloniki, Greece.
Journal of clinical medicine
|November 13, 2025
概括
心脏骤停期间的药物输送取决于注射地点. 腹骨内 (IO) 接入改善了正常血中上腺素的药理动力学,而静脉 (IV) 接入在低血中更好.
科学领域:
- 心脏病学 心脏病学
- 药理学 药理学是指药理学的学科.
- 紧急医疗 紧急医疗
背景情况:
- 心脏骤停需要快速的药物管理,以改善患者的治疗结果.
- 目前的指导方针有利于静脉 (IV) 接入,而骨内 (IO) 作为替代方案.
- 不再推通过内分泌 (ET) 输送药物.
研究的目的:
- 评估心肺复苏 (CPR) 期间通过不同途径使用的复苏药物的药理动力学 (PK) 和药理动力学 (PD) 影响.
- 在动物模型中,在不同的血液动力学条件下比较药物疗效.
主要方法:
- 在PubMed,CENTRAL和ClinicalTrials.gov的系统文献搜索到2025年8月.
- 包括14项前性实验研究,对猪进行IV,IO和ET途径对比,用于心肺复苏期间的上腺素,阿米奥达龙,利多卡因和血管压素.
- 分析使用频率主义随机效应模型来确定平均差异和赔率比率.
主要成果:
- 体IO (HIO) 接入显示,在正常血中,上腺素Cmax和Tmax比IV更高,与自发循环 (ROSC) 更快的恢复相关.
- 静脉注射 (IV) 接入在低血压症中对上腺素的IO优于IO (MD = +382.80 ng/mL; p = 0.0022).
- 脏IO (SIO) 导致ROSC比部IO (TIO) 快 (p = 0.0109);对于阿米奥达龙和血管压素没有发现显著差异.
结论:
- 注射部位在心脏骤停期间显著影响上腺素的PK / PD.
- 临近IO路线可能有利于normovolemia,而IV接入在hypovolemic震惊中优越.
- 需要进一步的研究,以优化药物输送策略,基于心脏骤停期间的血液动力状态.
相关概念视频
Drug Accumulation During Multiple Dosing: Repetitive IV Injections
242
Calculating drug dosage and accumulation in multiple-dose regimens is crucial for achieving therapeutic efficacy while avoiding toxicity. This involves determining the plasma drug concentrations over time to optimize dosing schedules. The principle of superposition is fundamental in this process, allowing for the prediction of drug concentration in plasma following multiple doses based on single-dose data.The principle of superposition asserts that the plasma concentration-time curves from...
242
Cardiopulmonary Resuscitation IV: Pharmacological Management
623
Pharmacologic intervention is crucial in treating cardiac arrest patients during ACLS or Advanced Cardiovascular Life Support. The ACLS algorithms guide the administration of specific drugs based on the patient's cardiac arrest rhythm, which includes pulseless ventricular tachycardia (VT), ventricular fibrillation (VF), asystole, and pulseless electrical activity (PEA).EpinephrineIndication: Epinephrine is the first-line drug for all cardiac arrest rhythms.Mechanism of Action: Epinephrine...
623
Routes of Drug Administration: Parenteral
2.8K
The administration of drugs via parenteral routes allows for direct drug introduction into the systemic circulation, resulting in high bioavailability because the medication bypasses the harsh conditions of the gastrointestinal tract and hepatic metabolism.
The intravenous route (IV) of drug administration can be further categorized into two types. The bolus injection administers the entire dose rapidly, while an intravenous infusion slowly delivers smaller doses steadily.
The IV route is often...
The intravenous route (IV) of drug administration can be further categorized into two types. The bolus injection administers the entire dose rapidly, while an intravenous infusion slowly delivers smaller doses steadily.
The IV route is often...
2.8K
Factors Affecting Drug Response: Overview
2.9K
When it comes to infants and young children, they are typically administered smaller doses of medication in comparison to adults. This is primarily because their organ functions still need to fully develop, meaning their bodies are not as efficient at metabolizing or eliminating drugs. Additionally, their blood-brain barrier is more permeable than in adults. As a result, high concentrations of drugs can easily penetrate the central nervous system (CNS), potentially leading to neurological...
2.9K
Drug Delivery: Parenteral Route
1.5K
The parenteral route is a critical method of drug administration. It delivers compounds directly into the systemic circulation and bypasses the gastrointestinal tract. This approach is particularly advantageous for drugs that exhibit poor absorption or instability when administered orally.
There are three primary parenteral routes: intravenous (IV), intramuscular (IM), and subcutaneous (SC). The IV route introduces the drug directly into the bloodstream, ensuring immediate action. The IM route...
There are three primary parenteral routes: intravenous (IV), intramuscular (IM), and subcutaneous (SC). The IV route introduces the drug directly into the bloodstream, ensuring immediate action. The IM route...
1.5K
Local Anesthetics: Pharmacokinetics
1.2K
The potency and duration of action of local anesthetics (LAs) are determined by their pharmacokinetics. Pharmacokinetics describes how LAs are absorbed, distributed, metabolized, and eliminated from the body. When administered to the vascular tissues, LAs are quickly absorbed and enter the systemic circulation, reducing their localized effects. Adding vasoconstrictors such as epinephrine to LAs reduces their absorption into the systemic circulation, making them clinically effective. The...
1.2K


