Overview
Pediatric and adult clinical pharmacology and clinical trials.
Current Appointments & Affiliations
Kiser-Arena Distinguished Professor
·
2020 - Present
Pediatrics, Infectious Diseases,
Pediatrics
Professor of Pediatrics
·
2017 - Present
Pediatrics, Infectious Diseases,
Pediatrics
Member in the Duke Clinical Research Institute
·
2007 - Present
Duke Clinical Research Institute,
Institutes and Centers
Recent Publications
Population Pharmacokinetics to Support Intravenous and Enteral Methadone Dosing in Children.
Journal Article J Clin Pharmacol · January 2026 Methadone is used in hospitalized children to treat pain and iatrogenic opiate withdrawal. Optimal pediatric dosing for both enteral and intravenous methadone is unknown. We conducted two prospective, multi-center, open-label studies to characterize the ph ... Full text Link to item CiteMetronidazole exposure-response and safety in infants.
Journal Article Antimicrob Agents Chemother · November 5, 2025 The nitroimidazole antibiotic, metronidazole, is frequently prescribed to infants with serious intra-abdominal infections, and multiple dosing recommendations exist. We sought to evaluate the extent to which metronidazole doses and associated exposures ach ... Full text Link to item CiteErratum for Randell et al., "Opportunistic dried blood spot sampling validates and optimizes a pediatric population pharmacokinetic model of metronidazole".
Journal Article Antimicrob Agents Chemother · September 3, 2025 Full text Open Access Link to item CiteRecent Grants
iPediHeart: Interdisciplinary Research Training Program for Pediatric Heart Disease
Inst. Training Prgm or CMEMentor · Awarded by National Institutes of Health · 2025 - 20302/3 CTSA K12 Program at Duke University
ResearchMentor · Awarded by National Institutes of Health · 2025 - 2030Unified Program for Therapeutics in Children
Inst. Training Prgm or CMEPreceptor · Awarded by National Institutes of Health · 2025 - 2030View All Grants
Education, Training & Certifications
University of North Carolina, Chapel Hill, School of Medicine ·
2012
Ph.D.
Universidad Central de Venezuela (Venezuela) ·
2001
M.D.