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Updated: Mar 6, 2026

Gastric Mucosa Quantitative Polymerase Chain Reaction Analysis for Detecting Helicobacter pylori and Antibiotic Resistance
Published on: March 7, 2025
Probiotics as an adjuvant treatment in Helicobacter pylori eradication therapy
1Department of Gastroenterology, Shanghai East Hospital, Tongji University School of Medicine, Shanghai, China.
Abstract:
Over 80% of individuals infected with Helicobacter pylori (H. pylori) are asymptomatic. Increased resistance to antibiotics and decreased compliance to the therapeutic regimens have led to the failure of eradication therapy. Probiotics, with direct and indirect inhibitory effects on H. pylori in both animal models and clinical trials, have recently been used as a supplementary treatment in H. pylori eradication therapy. Probiotics have been considered useful because of the improvements in H. pylori eradication rates and therapy-related side effects although treatment outcomes using probiotics are controversial due to the heterogeneity of species, strains, doses and therapeutic duration of probiotics. Thus, despite the positive role of probiotics, several factors need to be further considered during their applications. Moreover, adverse events of probiotic use need to be noted. Further investigations into the safety of adjuvant probiotics to H. pylori eradication therapy are required.
Insights
Probiotics show promise in improving Helicobacter pylori eradication rates and reducing side effects, but outcomes vary. Further research is needed to confirm their safety and efficacy as an adjuvant therapy.
Area of Science:
- Microbiology
- Gastroenterology
- Pharmacology
Background:
- Helicobacter pylori (H. pylori) infection is common, with most individuals asymptomatic.
- Antibiotic resistance and poor compliance often lead to eradication therapy failure.
- Probiotics are explored as supplementary H. pylori treatment due to inhibitory effects.
Purpose of the Study:
- To evaluate the role of probiotics as an adjuvant therapy for H. pylori eradication.
- To assess the impact of probiotics on eradication rates and therapy-related side effects.
- To identify factors influencing probiotic efficacy and safety in H. pylori treatment.
Main Methods:
- Review of animal models and clinical trials investigating probiotic use in H. pylori eradication.
- Analysis of studies examining direct and indirect inhibitory effects of probiotics on H. pylori.
- Assessment of data on eradication rates, side effects, and probiotic characteristics (species, strain, dose, duration).
Main Results:
- Probiotics demonstrate potential benefits, improving H. pylori eradication rates and reducing therapy-related side effects.
- Treatment outcomes are controversial due to heterogeneity in probiotic species, strains, doses, and duration.
- Adverse events associated with probiotic use require careful consideration.
Conclusions:
- Probiotics show a positive role in H. pylori eradication therapy but require further investigation.
- Factors such as probiotic strain, dose, and treatment duration need optimization.
- More research is necessary to establish the safety and optimal application of adjuvant probiotics.
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