Completed NA INTERVENTIONAL 2-arm NCT07091955

Clinical Trial to Evaluate the Efficacy of a Probiotic Preparation in the Prevention of Upper Respiratory Tract Infections in Adults

Randomized, Double-blind, Placebo-controlled Clinical Trial to Evaluate the Efficacy of a Probiotic Preparation in the Prevention of Upper Respiratory Tract Infections in a Healthy Adult Population

Sponsor: Bioithas SL

Conditions Prevention URTI - Viral Upper Respiratory Tract Infection

Interventions Lacticaseibacillus rhamnosus CRL1505 Placebo Comparator

Updated 2 times since 2025 Last updated: Aug 18, 2025 Started: Oct 16, 2023 Primary completion: Feb 27, 2024 Completion: Feb 27, 2024

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Prevention and URTI - Viral Upper Respiratory Tract Infection and is currently completed. Bioithas SL leads this study, which shows 2 recorded versions since 2023 — indicating limited longitudinal coverage. Longitudinal tracking of infectious disease trials helps identify durability of treatment effects.

Status Flow

Change History

2 versions recorded

Sep 2025 — Present [monthly]

Completed NA
Aug 2025 — Sep 2025 [monthly]

Completed NA

First recorded

Oct 2023

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Bioithas SL
Centro Sperimentale del Latte S.r.l.

Data source: Bioithas SL

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Murcia, Spain