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Updated: Aug 15, 2026

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
Published on: August 25, 2014
The future of neonatal therapeutic drug monitoring
1Department of Pediatrics, University of Oklahoma, College of Medicine, Tulsa.
Insights
Therapeutic drug monitoring (TDM) is crucial for neonates, but factors like physiological instability and high costs can limit its use. Developing specialized pharmacokinetic services is essential for optimizing TDM in sick infants.
Area of Science:
- Neonatal pharmacology
- Clinical toxicology
- Pharmacokinetics
Background:
- Therapeutic drug monitoring (TDM) is integral to clinical decision-making in neonatal intensive care.
- Sick neonates exhibit physiological instability, complicating drug concentration interpretation.
- Increased potential for adverse drug events necessitates careful monitoring in this population.
Purpose of the Study:
- To review factors influencing the expansion or restriction of neonatal TDM.
- To advocate for specialized pharmacokinetic services tailored to neonates.
- To highlight the unique challenges in TDM for very low birth weight infants.
Main Methods:
- Literature review of factors affecting neonatal TDM.
- Analysis of pharmacokinetic considerations in unstable neonatal populations.
- Discussion of challenges and future directions for neonatal TDM.
Main Results:
- Neonatal TDM faces limitations due to patient instability and non-steady-state drug concentrations.
- High costs, technology expenses, and ethical/political issues impact TDM accessibility for very low birth weight infants.
- The need for tailored pharmacokinetic services to address unique neonatal needs is evident.
Conclusions:
- Optimizing neonatal TDM requires addressing physiological complexities and developing specialized services.
- Pharmacokinetic expertise is critical for accurate drug concentration interpretation in neonates.
- Future advancements in neonatal TDM are contingent upon overcoming economic and logistical barriers.
Abstract:
For many drugs, therapeutic drug monitoring (TDM) has become widely available and accepted as an important component of clinical decision-making in the intensive care nursery setting. This review analyzes the potential factors that can either expand or restrict neonatal TDM. A case is made for the development of pharmacokinetic services designed to meet the needs of sick neonates. These patients are well known for their extreme physiological instability, often resulting in drug concentrations obtained in non-steady-state conditions. Potential for toxic effects is also increased in this population. Appropriate collection and interpretation of measured concentrations is critical. The future of neonatal TDM is linked to that of TDM services in general. High cost, expensive technology, and ethical and political factors, however, set apart the population of very low birth weight infants from the universe of patients receiving TDM services.
Related Concept Videos
Therapeutic Drug Monitoring: Overview and Classification
Therapeutic Drug Monitoring: Affecting Factors
Therapeutic Drug Monitoring: Drug Analysis Methods
Pharmacokinetics in Pediatric Patients: Drug Distribution
Pharmacokinetics in Pediatric Patients: Drug Metabolism
Pharmacokinetics in Pediatric Patients: Drug Excretion

