CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 160 enrolled
Drug / intervention
Lactobacillus reuteri Tablets +2 moredrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT06285591
NCT06285591Phase 2Completed

Lactobacillus Reuteri Alleviates Oral Mucositis in Patients Undergoing Radiotherapy for Malignant Head and Neck Tumors: A Randomized Controlled Trial

West China Hospital·interventional·Posted Feb 29, 2024·Updated Dec 19, 2025

In Brief

A Phase 2 clinical trial evaluating Lactobacillus reuteri Tablets, Placebo-containing tablets, and 1 other intervention for Head and Neck Malignant Tumors. Completed, enrolled 160 participants across 1 site.

Detailed Summary

To evaluate the efficacy and safety of Lactobacillus reuteri for prevention and treatment of oral mucositis in patients undergoing radiotherapy for malignant head and neck tumors.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesChina
Collaborators--

Timeline

Phase 2CompletedFinished
20252026
First PostedFeb 29, 2024
Enrollment StartMar 1, 2024
Primary CompletionJan 1, 2025
TodayJul 1, 2026
Enrollment to primary: 10 monthsPosted 2.3 years ago

Interventions

Lactobacillus reuteri Tabletsdrug

Lactobacillus reuteri lozenges (NOW Foods, Sweden) contained 2×10\^8 CFU viable cells of Lactobacillus reuteri as the active ingredient.

Placebo-containing tabletsdrug

The placebo lozenges shared the same formulation as the L. reuteri lozenges but without the probiotic, whose appearance, taste, and color were identical to those of the Lactobacillus reuteri lozenges.

Radiotherapyradiation

One of the inclusion criteria for the study was that patients with malignant tumors of the head and neck (including nasopharyngeal carcinoma) needed to receive either radiotherapy alone or simultaneous radiotherapy and chemotherapy.