Bronchitis study probes hidden world of children's airway germs

NCT ID NCT07255430

First seen Jun 27, 2026 ยท Last updated Jun 27, 2026

Summary

This study looks at 160 children with protracted bacterial bronchitis (PBB), a condition causing long-term cough. Researchers will analyze samples from the children's airways to understand the mix of bacteria and viruses, how the immune system responds, and how the standard antibiotic treatment (azithromycin) affects these factors. The goal is to learn more about the disease and improve future treatments.

What this could mean

Our plain-language read of the trial. This is informational only โ€” not medical advice or a prediction.

Active substance
azithromycin
What this could lead to
If successful, this could help doctors understand why some children get persistent bronchitis and how standard treatment affects their airway germs and immune system.
What could go wrong
This is an observational study with no new treatment being tested. It is early-stage research that may not lead to direct changes in care.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Cough

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Antwerp University Hospital

    RECRUITING

    Edegem, 2650, Belgium

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Other studies related to the condition(s) this trial covers.