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Review Article

Gastroenterology

Balancing therapeutic benefits and hidden risks of proton pump inhibitors in pediatric practice: a narrative review and update

Maria Rogalidou, Alexandra Papadopoulou

Clin Exp Pediatr. 2026;69(3):186-196. Published online February 25, 2026

Web of Science 1 Crossref 1

Proton pump inhibitors (PPIs) effectively treat acid-related disorders, including gastroesophageal reflux disease, eosinophilic esophagitis, peptic ulcers, and Zollinger-Ellison syndrome. Long-term use, particularly in children, may lead to microbiome alterations, nutrient deficiencies, infections, renal injury, osteoporosis, fractures, and other gastrointestinal changes. PPI therapy should be guided by clear clinical indications, prescribed at the lowest effective dose for the shortest necessary duration, and regularly reassessed to minimize risks in young children.

DOI: https://doi.org/10.3345/cep.2025.02761

Original Article

Gastroenterology

Influence of proton pump inhibitor therapy on intestinal inflammation assessed by fecal calprotectin in pediatric patients

Su Yeong Kim, Na Mi Lee, Sin Weon Yun, Soo Ahn Chae, In Seok Lim, Eung Sang Choi, Dae Yong Yi

Clin Exp Pediatr. 2019;62(10):400-404. Published online July 3, 2019

Crossref 5

Background: An increase in the numbers of patients with gastrointestinal symptoms has recently been observed.
Purpose: To investigate the effects of proton pump inhibitor (PPI) therapy on intestinal inflammation in children and adolescents as confirmed by clinical manifestations and objectively assessed by fecal calprotectin (FC) level measurement. Methods: Consecutive children (aged 3–18 years) who presented with gastrointestinal symptoms and were treated with...

DOI: https://doi.org/10.3345/kjp.2019.00115

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