Pharmacotherapy and weight-loss supplements for treatment of paediatric obesity

Alexander L Rogovik1, Jean-Pierre Chanoine, Ran D Goldman

  • 1Pediatric Research in Emergency Therapeutics Program, BC Children's Hospital, Vancouver, British Columbia, and The Hospital for Sick Children, Toronto, Ontario, Canada.

Drugs
|February 20, 2010
PubMed

Insights

Childhood obesity is a common pediatric disorder. While lifestyle changes are key, medications like orlistat and supplements like glucomannan may aid weight loss in adolescents.

Area of Science:

  • Pediatric Endocrinology
  • Public Health
  • Pharmacology

Background:

  • Childhood obesity is the most prevalent pediatric disorder globally.
  • Current lifestyle interventions (diet, activity, behavior) show insufficient outcomes.
  • Adjuvant pharmacotherapy is being explored for pediatric obesity management.

Purpose of the Study:

  • To review current treatment options for childhood obesity.
  • To evaluate the efficacy and safety of pharmacotherapy and supplements.
  • To emphasize the primary role of lifestyle modification.

Main Methods:

  • Literature review of obesity treatments in adolescents.
  • Analysis of approved and experimental pharmacotherapies.
  • Assessment of weight-loss supplements and their supporting data.

Main Results:

  • Orlistat is the only FDA-approved drug for adolescent obesity.
  • Metformin requires further study; sibutramine has safety concerns.
  • Weight-loss supplements lack sufficient evidence; fiber supplements show promise.
  • Lifestyle modification remains the cornerstone of obesity treatment.

Conclusions:

  • Comprehensive treatment is necessary for childhood obesity.
  • Orlistat is an option for adolescents, but lifestyle changes are paramount.
  • Further research is needed for other pharmacological agents and supplements.

Related Concept Videos

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution01:25

Pharmacokinetics in Obese Patients: Drug Absorption and Distribution

Obesity significantly alters the pharmacokinetic processes of drug absorption and distribution, presenting unique challenges in medical treatment. The increased fat tissue and decreased lean muscle in obese individuals can significantly affect how drugs are absorbed into the body and distributed across different tissues. This alteration can lead to variances in the effectiveness and safety of medications, necessitating adjustments in dosing or drug selection for obese patients.One notable...
Pharmacokinetics in Pediatric Patients: Overview and Drug Absorption01:23

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...
Drug Dosing: Obese Patients01:21

Drug Dosing: Obese Patients

In the United States, obesity is a prominent concern. It is linked to heightened mortality rates due to increased occurrences of conditions such as hypertension, atherosclerosis, coronary artery disease, and diabetes compared to nonobese individuals. A patient is classified as obese if their actual body weight surpasses the ideal or desirable body weight by 20%, based on Metropolitan Life Insurance Company data. Ideal body weights consider average weights and heights for males and females...
Pharmacokinetics in Pediatric Patients: Drug Metabolism01:24

Pharmacokinetics in Pediatric Patients: Drug Metabolism

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 a challenge in...
Pharmacokinetics in Pediatric Patients: Drug Excretion01:26

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...
Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion01:20

Pharmacokinetics in Obese Patients: Drug Metabolism and Excretion

Drug metabolism, a critical process in the liver, involves two primary phases: Phase I reactions and Phase II conjugation. Obesity introduces significant alterations in this metabolic process, primarily due to fatty infiltration of the liver, leading to conditions such as nonalcoholic fatty liver disease (NAFLD). This condition can modify the activities of both Phase I and II enzymes, impacting how drugs are metabolized in obese patients.Phase I metabolism sees variable effects across...