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Drug Dosing: Infants and Children

Drug Dosing: Infants and Children

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...

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption

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...

Pharmacokinetics in Pediatric Patients: Drug Distribution

Pharmacokinetics in Pediatric Patients: Drug Distribution

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, compared...

Regulation of Food Intake

Regulation of Food Intake

Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...

Pharmacokinetics in Pediatric Patients: Drug Excretion

Pharmacokinetics in Pediatric Patients: Drug Excretion

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...

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Iterative Development of an Innovative Smartphone-Based Dietary Assessment Tool: Traqq

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Evidence-based portion sizes for children aged 1-4 years.

Community Practitioner : the Journal of the Community Practitioners' & Health Visitors' Association

|June 4, 2013

Summary

New portion size guidelines for preschool children help parents ensure adequate nutrition while preventing obesity. These evidence-based guides address malnutrition concerns and support healthy eating habits for toddlers.

Area of Science:

Pediatric Nutrition
Public Health

Background:

Current feeding guidelines for preschool children lack specificity, leaving parents uncertain about providing adequate nutrition and preventing excess weight gain.
Malnutrition, including iron deficiency anemia and obesity, is a significant concern in the preschool age group.

Purpose of the Study:

To provide parents and caregivers with specific, evidence-based portion size guidance for 1-4-year-old children.
To address parental concerns about children's intake and help prevent childhood obesity through appropriate energy intake.

Main Methods:

Calculated evidence-based portion size ranges for 1-4-year-old children.
Ensured portion sizes meet but do not exceed energy requirements and provide essential nutrients.

Main Results:

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Developed portion size ranges designed to meet the nutritional and energy needs of preschool children.
Identified vitamin D supplementation as necessary for this age group.

Conclusions:

The new portion size guides offer practical support for parents, carers, and early years professionals.
Implementing these guides can help reassure parents about their child's intake and mitigate the risk of childhood obesity.