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Study identifier: NCT05192499 Synced from ClinicalTrials.gov · July 29, 2026
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Respiratory Dysbiosis in Preschool Children with Asthma: Predictive of a Severe Form

Condition: Asthma in Children · Dysbiosis  ·  Sponsor: University Hospital, Brest

PhaseNA
Planned participants30
Who can joinAll sexes, 1 Year to 3 Years
Healthy volunteersNo

About this study

The prevalence of asthma in preschool children is between 11 and12%. Inhaled corticosteroid therapy is the main therapy used, however this treatment seems insufficiently effective in some children. Recent research in cystic fibrosis has made it possible to highlight pulmotypes corresponding to the different stages of pulmonary dysbiosis, and a predictive microbiological signature of an increased risk of early primocolonization to P. aeruginosa. These pulmotypes are the result of the so-called "enterotyping" analysis, a biostatistical method that makes it possible to stratify individuals according to the analysis of the microbiota. In the light of these data, it seems interesting to transcribe the concept of using a biomarker of the microbiota in the monitoring of a chronic lung disease such as asthma. The hypothesis is that there is respiratory dysbiosis causing corticosteroid resistance to treatment in children under 3 years of age with severe asthma.

This description comes directly from the study's public registry record.

Talk to the study team

Pierrick CROS  ·  02 98 22 36 59  ·  pierrick.cros@chu-brest.fr

Always discuss trial participation with your own doctor first.

Locations (1)

CHU de BrestBrest, Finistère, FranceRecruiting

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Source record: clinicaltrials.gov/study/NCT05192499