Challenges in clinical trials for children and young people

Florian B Lagler1,2, Steven Hirschfeld3, Jenny M Kindblom4,5

  • 1Institute for Inherited Metabolic Diseases and Department of Pediatrics, Paracelsus Medical University, Clinical Research Center Salzburg GmBH, Strubergasse 21, Salzburg, Austria.

Insights

Pediatric clinical trials are crucial for ensuring children receive safe and effective medicines, but face significant challenges. Strengthening pediatric research is essential to bridge this knowledge gap and advance child healthcare.

Area of Science:

  • Pediatric Pharmacology
  • Clinical Trial Design
  • Regulatory Science

Background:

  • A significant knowledge gap exists regarding the efficacy and safety of medications in pediatric populations.
  • Children are frequently treated with medications off-label due to insufficient pediatric-specific data.
  • Legislation in North America and the EU acknowledges this gap, yet pediatric clinical trials remain challenging.

Purpose of the Study:

  • To highlight the challenges and special considerations in conducting pediatric clinical trials.
  • To emphasize the need for robust pediatric research to inform evidence-based treatment for children.
  • To advocate for strengthening pediatric clinical research infrastructure and expertise.

Main Methods:

  • The abstract discusses the inherent complexities of pediatric clinical trials, including scientific, ethical, and logistical aspects.
  • It reviews legislative efforts and their impact on pediatric drug development.
  • Expertise in trial design, planning, coordination, and research infrastructure is identified as critical.

Main Results:

  • Pediatric clinical trials present unique challenges compared to adult trials, such as small sample sizes, heterogeneity, and age-appropriate consent procedures.
  • Despite legislative efforts, conducting effective pediatric clinical trials remains a significant hurdle.
  • There is a continued need for trials across all developmental stages and therapeutic areas.

Conclusions:

  • Strengthening pediatric clinical research is imperative to ensure children benefit from medical advancements equally to adults.
  • Addressing the unique scientific and ethical considerations in pediatric trials is key.
  • Enhanced research infrastructure and collaborative networks are vital for generating high-quality pediatric data.

Related Concept Videos

Clinical Trials01:16

Clinical Trials

Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...
10.0K
Clinical Trials: Overview01:11

Clinical Trials: Overview

Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
4.4K
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...
127
Preclinical Development: Overview01:28

Preclinical Development: Overview

Preclinical development consists of a series of tests that ensure the safety and efficacy of a new therapeutic compound before it is tested in humans. There are four main phases to this process. First, safety pharmacology tests are conducted to ensure the drug does not produce any acutely harmful effects. These tests examine parameters such as bronchoconstriction, cardiac dysrhythmias, blood pressure changes, and ataxia. Next, preliminary toxicological testing is performed to determine the...
5.6K
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...
105
Bioavailability Study Design: Healthy Subjects Versus Patients01:15

Bioavailability Study Design: Healthy Subjects Versus Patients

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,...
69