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Related Concept Videos

Pharmacokinetics in Pediatric Patients: Drug Distribution01:17

Pharmacokinetics in Pediatric Patients: Drug Distribution

414
Drug distribution in the pediatric population exhibits unique challenges and considerations due to the physiological differences between children, particularly neonates and infants, and adults. A crucial aspect of pediatric pharmacology is understanding how these differences impact the pharmacokinetics of various drugs, necessitating age-specific dosing strategies to ensure efficacy and safety.Neonates and infants have a higher total body water content, ~75%–90% of their body weight,...
414
Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

626
Understanding the physiological differences in the pediatric population is crucial for effective pharmacotherapy. Neonates, infants, and children exhibit significant variations in gastric pH, gastric emptying time, intestinal transit time, and biliary function. These variations profoundly affect oral drug absorption, necessitating a nuanced approach to pediatric dosing.Neonates present with a unique physiological profile, having a gastric pH greater than 4 and faster and more irregular gastric...
626
Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

Pharmacokinetics in Pediatric Patients: Drug Excretion

349
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...
349
Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

309
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...
309
Bioavailability Study Design: Healthy Subjects Versus Patients01:15

Bioavailability Study Design: Healthy Subjects Versus Patients

199
Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...
199

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Related Experiment Video

Updated: Mar 13, 2026

Biobank for Translational Medicine: Standard Operating Procedures for Optimal Sample Management
08:01

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Personalized assent for pediatric biobanks.

Noor A A Giesbertz1,2, Karen Melham3, Jane Kaye4

  • 1Department of Medical Humanities, Division Julius Center, University Medical Center Utrecht, Office Stratenum 6.131, P.O. Box 85500, 3508 GA, Utrecht, The Netherlands. n.giesbertz@umcutrecht.nl.

BMC Medical Ethics
|October 14, 2016
PubMed
Summary

Personalized assent ensures children

Keywords:
AssentBiological samplesChildrenConsentPediatric biobankResearch ethics

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Area of Science:

  • Pediatric Biobanking
  • Bioethics
  • Research Ethics

Background:

  • Pediatric biobanking is crucial for advancing biomedical knowledge and healthcare.
  • Ethical considerations, particularly child engagement in consent, are paramount in pediatric biobanking.

Purpose of the Study:

  • To provide guidance on implementing personalized assent in pediatric biobanking.
  • To explore the content and process of personalized assent tailored to individual children.

Main Methods:

  • The paper outlines a framework for personalized assent procedures.
  • It considers both the informational content and the interactive process of assent.

Main Results:

  • Personalized assent respects children's autonomy and enhances their understanding of research.
  • The assent procedure itself is formative, building trust and engagement.

Conclusions:

  • Implementing personalized assent is essential for ethical pediatric biobanking.
  • Investing in personalized assent fosters participant engagement, longitudinal data collection, and research infrastructure stability.