Understanding how environmental factors affect asthma in patients

Environmental Mycobiota: In-depth Characterisation and Determinants Involved in Asthma Emission

Observational University Hospital, Bordeaux · NCT05789927

This study looks at how different environmental factors affect people with severe asthma and their responses to treatments to help improve their health.

Quick facts

Study typeObservational
Enrollment80 (estimated)
Ages18 Years and up
SexAll
SponsorUniversity Hospital, Bordeaux Academic / other
Locations2 sites (Bourdeaux and 1 other locations)
Trial IDNCT05789927 on ClinicalTrials.gov

What this trial studies

This observational study aims to analyze the environmental factors, or exposome, affecting severe asthmatic patients and their responses to biotherapies. By characterizing the mycobiota and other determinants of indoor air quality, the study seeks to identify individual components that influence asthma exacerbations and treatment efficacy. The ultimate goal is to tailor interventions based on these evaluations to improve patient outcomes and reduce asthma-related morbidity and mortality. The findings could pave the way for larger multicenter studies to validate these approaches.

Who should consider this trial

Good fit: Ideal candidates for this study are adults over 18 years old with severe 'T2-High' asthma who have been treated with biotherapy for over a year and are regularly monitored at the participating hospitals.

Not a fit: Patients who have not been treated with biotherapy or those with non-severe asthma will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to more personalized and effective asthma treatments, reducing the frequency of exacerbations and improving quality of life for patients.

How similar studies have performed: While the approach of analyzing the exposome in asthma is innovative, similar studies focusing on the impact of environmental factors on asthma management have shown promising results.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients \> 18 years old,
* Patient with severe "T2-High" asthmatics,
* Treated with biotherapy for more than a year
* Regularly monitored at the University Hospitals of Bordeaux and Toulouse.

Exclusion Criteria:

* Severe asthmatic patients who have been treated with biotherapy for less than a year
* Severe asthmatic patients who have not been treated,
* Not Severe asthmatic patients
* Patient who are not regularly monitored at the Bordeaux and/or Toulouse University Hospitals
* Patients under the protection of justice, under guardianship, under curatorship.

Where this trial is running

Bourdeaux and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions AsthmamycobiotaEnvironment
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.