Clinical trialNCT02148796CompletedPhase 2Interventional

Oral Bacterial Extract for the Prevention of Wheezing Lower Respiratory Tract Illness

SponsorUniversity of ArizonaEnrollment822AsthmaWheezing

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The primary objective of this study is to evaluate if Broncho-Vaxom® given to high risk infants for 10 days, monthly, for two consecutive years can increase time to occurrence of the first episode of wheezing lower respiratory tract illness (WLRI) during a three year observation period off therapy.

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Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Dave T Mauger, PhD
Penn State University, Data Coordinating Center
Study Director
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Fernando D Martinez, MD
University of Arizona
Principal InvestigatorKOL profile →
clinicaltrials.gov ↗
Wayne J Morgan, MD
University of Arizona
Study DirectorKOL profile →
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

11 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

Phoenix Children'S Hospital
Phoenix, Arizona, United States
University of Arizona
Tucson, Arizona, United States
University of California San Francisco, Benioff Children'S Hospital
Oakland, California, United States
Children'S National Health System
Washington D.C., District of Columbia, United States
Emory University
Atlanta, Georgia, United States
Boston Children'S Hospital, Harvard University
Boston, Massachusetts, United States
Washington University
St Louis, Missouri, United States
Columbia University
New York, New York, United States
University of North Carolina
Chapel Hill, North Carolina, United States
Cincinnati Children'S Hospital & Medical Center
Cincinnati, Ohio, United States
University of Wisconsin
Madison, Wisconsin, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Broncho-Vaxom

Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 1 Jan 2017
Primary completion: 30 Jan 2026
Completion: 30 Jan 2026
Last update posted: 2 Jun 2026
Registered enrollment: 822
Registry id: NCT02148796

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.