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Journal of Clinical & Medical Genomics

Journal of Clinical & Medical Genomics

ISSN: 2472-128X

Open Access

Perspective - (2025) Volume 13, Issue 1

Forster Schikle*
*Correspondence: Forster Schikle, Department of Pathology, Leiden Medical University, Leiden, Netherlands, Email:
Department of Pathology, Leiden Medical University, Leiden, Netherlands

Received: 28-Jan-2025 Editor assigned: 30-Jan-2025 Reviewed: 13-Feb-2025 Revised: 20-Feb-2025 Published: 27-Feb-2025 , DOI: 10.37421/2472-128X.2025.13.323
Citation: Schikle, Forster. "Impact of Antibiotics on Gut Dysbiosis and Long-term Health Outcomes in Pediatric Populations."€ J Clin Med Genomics 13 (2025): 323.
Copyright: © 2025 Schikle F. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution and reproduction in any medium, provided the original author and source are credited.

Introduction

The early years of life are a critical period for the establishment and maturation of the gut microbiome, which plays a fundamental role in immune development, nutrient absorption, metabolic regulation, and protection against pathogens. Antibiotics, while essential in combating bacterial infections, are among the most common medications prescribed to children and have a profound and often immediate impact on the gut microbiota. Disruption of microbial diversity and function following antibiotic exposureâ??known as gut dysbiosisâ??can have lasting effects, particularly when occurring during sensitive developmental windows. Mounting evidence suggests that early-life antibiotic-induced dysbiosis may contribute to a range of long-term health outcomes, including increased risk for allergic diseases, obesity, autoimmune disorders, and altered neurodevelopment [1].

Description

This study explores the consequences of antibiotic exposure on gut microbial composition and subsequent health outcomes in pediatric populations. Using a combination of longitudinal cohort data, metagenomic sequencing, and clinical health records, we assess changes in gut microbiota diversity, stability, and functional capacity following antibiotic treatment in infants and young children [2]. The analysis includes children exposed to different antibiotic classes at various ages and durations, compared with antibiotic-naïve controls. Our results reveal that antibiotic administration, particularly broad-spectrum agents such as amoxicillin-clavulanate and macrolides, significantly reduces microbial richness and disrupts the relative abundance of key commensal taxa, including Bifidobacterium, Lactobacillus, and Faecalibacterium. These shifts are often accompanied by an overrepresentation of opportunistic or antibiotic-resistant bacteria, such as Enterococcus and Clostridium difficile, and are more pronounced with repeated or early-life exposures [3,4].

Functional profiling indicates a concurrent reduction in genes associated with short-chain fatty acid production, mucosal barrier support, and immunomodulatory pathways, suggesting a diminished capacity for microbiota-mediated health protection. Follow-up assessments demonstrate associations between early antibiotic-induced dysbiosis and higher incidence of asthma, eczema, obesity, and type 1 diabetes during later childhood. In some cases, the microbiome fails to fully recover even months after antibiotic cessation, indicating that early perturbations can have persistent effects. Children with more resilient microbial communities, possibly due to factors such as breastfeeding, diverse diet, or limited antibiotic exposure, show a lower risk of adverse outcomes, highlighting the role of microbiome resilience in long-term health [5].

Conclsuion

In conclusion, this study underscores the significant and potentially enduring impact of antibiotics on the developing gut microbiome and pediatric health. While antibiotics remain vital in treating infections, their use during early life must be carefully weighed against potential long-term consequences. These findings support the need for judicious antibiotic prescribing practices, development of microbiome-preserving therapies, and greater investment in preventive strategies such as vaccination and stewardship programs. By deepening our understanding of the link between antibiotic-induced dysbiosis and pediatric disease risk, this research contributes to more informed clinical decision-making and promotes a shift toward microbiome-conscious healthcare in early childhood.

Acknowledgment

None.

Conflict of Interest

None.

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