Evaluation of Treatment Efficacy, Follow-Up Outcomes, and Recurrence Trends in Pediatric Helicobacter pylori Infections - Report - MDSpire

Evaluation of Treatment Efficacy, Follow-Up Outcomes, and Recurrence Trends in Pediatric Helicobacter pylori Infections

  • By

  • Mengde Luo

  • Danli Wei

  • Ling Jin

  • Yiling Wei

  • April 23, 2026

  • 0 min

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Clinical Report: Evaluation of Treatment Efficacy in Pediatric H. pylori Infections

Overview

This study evaluates the effectiveness of two triple therapy regimens for treating Helicobacter pylori infections in children. It finds that amoxicillin-based therapy has a higher eradication rate compared to metronidazole-based therapy, but recurrence remains a significant concern, particularly in younger patients.

Background

Helicobacter pylori infection is a common chronic condition in children, associated with serious gastrointestinal complications. Effective treatment is crucial to prevent long-term issues such as peptic ulcers and gastric cancer. However, rising antimicrobial resistance poses challenges to treatment efficacy, necessitating ongoing evaluation of therapeutic strategies.

Data Highlights

RegimenEradication RateRecurrence Rate
PPI + Amoxicillin + Clarithromycin84.0%13.7%
PPI + Metronidazole + Clarithromycin67.6%N/A

Key Findings

  • The overall eradication rate for H. pylori was 79.7% in the study cohort.
  • Amoxicillin-based therapy achieved an eradication rate of 84.0% compared to 67.6% for metronidazole-based therapy.
  • Recurrence of infection occurred in 13.7% of patients after successful treatment.
  • Recurrence was more prevalent in children younger than 10 years.
  • Most recurrence cases were detected between 6 and 12 months post-eradication.

Clinical Implications

Clinicians should consider the higher efficacy of amoxicillin-based regimens when treating pediatric H. pylori infections. Additionally, close follow-up is essential to monitor for recurrence, especially in younger children, to ensure long-term treatment success.

Conclusion

Amoxicillin-based triple therapy is more effective than metronidazole-based therapy for H. pylori eradication in children, but vigilance for recurrence is necessary. Ongoing monitoring and tailored treatment strategies are critical for optimal management.

References

  1. Homan, M. et al., NASPGHAN, 2024 -- Updated joint ESPGHAN/NASPGHAN guidelines for management of Helicobacter pylori infection in children and adolescents
  2. EuroPedHp Registry, 2022 -- Approaches to Treating Helicobacter pylori Infections in European Pediatric Populations
  3. Journal of Gastroenterology, 2025 -- Assessment of Helicobacter pylori Screening in School Health Assessments: An 11-Year Study Conducted in Japan
  4. Journal of Gastroenterology, 2019 -- Long-term Risk of Gastric Cancer Following Helicobacter pylori Eradication: Insights from a Second Decade of Follow-Up
  5. Journal of Gastroenterology — Global Approaches to H. pylori Eradication Therapy and Strategies for Preventing Gastric Cancer through Test-and-Treat Protocols
  6. Updated joint ESPGHAN/NASPGHAN guidelines for management of Helicobacter pylori infection in children and adolescents (2023)
  7. Global prevalence of

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