Efficacy of probiotic use in acute rotavirus diarrhea in children: A systematic review and meta-analysis
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Updated: Mar 29, 2026

Assays for the Specific Growth Rate and Cell-binding Ability of Rotavirus
Published on: January 28, 2019
Elaheh Ahmadi1, Reza Alizadeh-Navaei2, Mohammad Sadegh Rezai3
1Young Researchers and Elite Club, Science and Research Branch, Islamic Azad University, Tehran, Iran.
Insights
Probiotic bacteria effectively reduce the duration of acute rotavirus diarrhea in children. This meta-analysis confirms the beneficial impact of probiotics, including Lactobacillus rhamnosus GG, in managing childhood rotavirus infections.
Area of Science:
- Pediatrics
- Microbiology
- Gastroenterology
Background:
- Probiotic therapies show varied effects on pediatric illnesses.
- Existing research on probiotics for rotavirus diarrhea lacks systematic consolidation.
- This study addresses the need for a comprehensive review of probiotic efficacy in acute rotavirus diarrhea.
Purpose of the Study:
- To systematically evaluate the effect of probiotic bacteria on the duration of acute rotavirus diarrhea in children.
- To compare the efficacy of probiotics against placebo or no treatment in pediatric rotavirus gastroenteritis.
Main Methods:
- A systematic search of PubMed, Cochrane Controlled Trial Register, and Ovid was conducted from 1980 to June 2013.
- Randomized controlled trials (RCTs) involving probiotic administration for rotavirus diarrhea in infants and children were included.
- Data from 14 selected RCTs were analyzed using Stata software to determine the pooled effect on diarrhea duration.
Main Results:
- The pooled analysis of 14 RCTs indicated a significant reduction in diarrhea duration (mean difference of -0.41 days; p<0.001).
- Specific probiotic strains, including Lactobacillus rhamnosus GG (LGG), demonstrated significant efficacy in shortening diarrhea duration (LGG mean reduction of 0.47 days; P=0.020).
Conclusions:
- Probiotics are effective in reducing the duration of acute rotavirus diarrhea in children.
- The findings support the use of probiotics as an adjunct therapy for managing rotavirus gastroenteritis in pediatric populations.
Background:
Probiotic therapies with different strains demonstrated some beneficial effects, although some studies did not show any significant effects. This study assessed systematically the current knowledge on the effect of probiotic bacteria on duration of acute rotavirus diarrhea in children compared with control.
Methods:
The PubMed, Cochrane Controlled Trial Register (CCTR) and Ovid (Wolters Kluwer Health) were searched between 1980 to June 15, 2013. Randomized controlled trials including the administration of probiotics for treatment of rotavirus diarrhea in infants and children were reviewed.
Results:
A total number of 1244 articles were found through the aforementioned search. 203 articles were selected after the first screening of title and abstract. The intervention group included subjects who received probiotic strains and dosage in any conditions. Placebo or any similar vehicle without probiotic was used in the controlled trials. Finally, 14 articles were selected. The outcomes from each study were considered in the duration of diarrhea. Statistical analyses were performed with Stata software. The pooled estimate of efficacy of probiotics in prevention or treatment of disease yielded in all studies a mean difference of 0.41 (CI 95%: -0.56 to -0.25; p<0.001). The pooled estimate of efficacy of lactobacillus rhamnosus GG and other probiotics significantly reduced the duration of diarrhea. Among trials, the overall reduction of LGG was 0.47 (CI 95%: -0.80 to -0.14; P= 0.020).
Conclusion:
In conclusion, probiotics exert positive effect in reducing the duration of acute rotavirus diarrhea compared with control.
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