在青少年阿片类毒性中纳洛剂量和途径的随时间变化
Alexander Sidlak1, Michael Goncalves2, Rehan Ahmed3
1Emergency Department, Inova Fairfax Hospital, Falls Church, Virginia; University of Virginia Medical School, Charlottesville, Virginia.
The Journal of emergency medicine
|October 24, 2025
概括
青少年过量服用阿片类药物正在增加,芬太尼尔变得越来越普遍. 然而,标准纳洛剂量仍然足够治疗,没有增加所需药物的数量.
科学领域:
- 紧急医疗 紧急医疗
- 毒理学 毒理学 毒理学
- 青少年健康 青少年健康
背景情况:
- 在过去的二十年中,青少年过量服用阿片类药物显著增加.
- 芬太尼已经成为主要的阿片类药物,取代了处方阿片类药物和海洛因.
- 目前正在讨论针对强烈阿片类药物过量剂的最佳纳洛剂量.
研究的目的:
- 分析青少年阿片类毒性病例中纳洛的使用情况.
- 评估纳洛使用模式的变化与增加的芬太尼患病率相关.
主要方法:
- 青少年阿片类药物过量用纳洛治疗病例 (2014-2022) 的回顾性图表审查.
- 医院住院期间使用的纳洛总剂量的不同时间段之间的比较.
- 分析纳洛的剂量,使用途径,以及医院前/非专业人士使用情况.
主要成果:
- 研究小组之间没有观察到平均纳洛总剂量的显著差异.
- 重复剂量和初始急诊室 (ED) 剂量的数量保持一致.
- 在研究期间,鼻内纳洛的使用量增加.
结论:
- 标准的纳洛剂量足以治疗青少年过量服用阿片类药物,即使 fentanyl 参与度也在增加.
- 尽管阿片类药物趋势发生了变化,但纳洛剂量不需要升级.
- 鼻内注射得到了青,但整体剂量要求没有增加.
更多相关视频
相关概念视频
Factors Affecting Drug Response: Overview
3.0K
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...
3.0K
Pharmacokinetics in Pediatric Patients: Drug Excretion
209
In pediatric medicine, understanding the renal function and drug elimination nuances is crucial for administering safe and effective treatments. Newborns, in particular, display markedly slower renal functions than adults, profoundly affecting how drugs are cleared from their bodies. This slower drug clearance requires clinicians to extend the dosing intervals for many medications to prevent drug accumulation and toxicity while ensuring therapeutic efficacy.One key area where these adjustments...
209
Drug Dosing: Infants and Children
250
Pediatric patient dosages diverge from adults due to disparities in body surface area, total body water, and extracellular fluid per kilogram of body weight. The dosing regimen considers the variations in pharmacokinetics and pharmacology across distinct age groups, encompassing preterm newborns, infants, young children, older children, and adolescents. Calculation of pediatric patient doses is predicated on determining body surface area, which exhibits a superior correlation with the child's...
250
Desensitization and Tachyphylaxis
3.0K
Tachyphylaxis is described as a rapid decrease in response to a drug after repeated or continuous administration of the same drug dose. It is a phenomenon where the body becomes less responsive to a particular substance or intervention over time, requiring higher doses or stronger interventions to achieve the same effect. It results from adaptive changes in the body's receptors, signaling pathways, or physiological processes that occur in response to prolonged exposure to a stimulus.
3.0K
Drug Accumulation During Multiple Dosing: Intermittent IV Infusions
232
Intermittent intravenous (IV) infusion is a method of drug administration where medications are delivered over short infusion periods followed by intervals of no drug delivery. This approach helps to prevent sustained high drug concentrations in the bloodstream, reducing the risk of adverse effects associated with prolonged exposure. Unlike continuous infusion, steady-state concentrations may not be achieved during a single dosing cycle but can be reached through repeated...
232
Pharmacokinetics in Pediatric Patients: Drug Metabolism
191
In pediatric care, understanding the nuances of hepatic drug metabolism is crucial, as it significantly differs from that of adults. This divergence is primarily due to the developmental stage of drug-metabolizing enzymes, which affects how medications are processed in the body. In neonates, for instance, the activity of Phase I enzymes—critical for the initial breakdown of drugs—is markedly reduced, functioning at just 20–40% of the levels seen in adults. This reduction poses...
191


