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Neonatal Therapeutics: Considerations for Dosing

Kanecia O Zimmerman1,2, Daniel K Benjamin1,2, Mara L Becker1,2

  • 1Duke Clinical Research Institute, Duke University School of Medicine, Durham, North Carolina.

American Journal of Perinatology
|June 26, 2019
PubMed

Insights

Neonates require special drug dosing due to immature physiology. Further research is crucial for safe and effective neonatal therapeutics.

Area of Science:

  • Neonatal pharmacology and physiology
  • Pediatric drug development

Background:

  • Neonates are a vulnerable population with immature physiology, increasing risks during critical illness.
  • Neonates frequently receive medications lacking sufficient safety, efficacy, and dosing data for this age group.

Purpose of the Study:

  • To highlight the importance of understanding physiological differences in neonates for optimal drug dosing.
  • To emphasize the need for dedicated pharmacokinetic and pharmacodynamic studies in neonates.

Main Methods:

  • Review of physiological differences impacting drug disposition in neonates.
  • Discussion of the necessity for targeted pharmacokinetic (PK) and pharmacodynamic (PD) studies.

Main Results:

  • Physiological immaturity significantly alters drug absorption, distribution, metabolism, and excretion in neonates.
  • Existing drug data is often inadequate for safe and effective neonatal use.

Conclusions:

  • Understanding neonatal physiology is essential for appropriate therapeutic agent dosing.
  • Well-designed PK/PD studies are critical for developing safe and effective neonatal therapeutics.

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