NCT06706336Not yet recruiting
Radon Asthma Intervention Trial
Source: ClinicalTrials.gov · Last updated 11 Feb 2026
Brief summary (registry, in English)
To determine if radon mitigation can improve asthma
- Status (registry)
- Not yet recruiting
- Study type
- Interventional
- Enrollment
- 180 (estimated)
- First submitted
- 21 Nov 2024
- Start date
- 1 Jun 2026
- Primary completion date
- 1 Dec 2029
- Lead sponsor
- Boston Children's Hospital
- Diseases
- Asthma
- NCT number
- NCT06706336
What you commit to
- Study type: Interventional
- Planned participants: 180
- From 1 Jun 2026 to the primary completion date, 1 Dec 2029
- No sites listed in no country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Not residing at the household for at least 5 days a week or family planning to move from the current home within the next twelve months, or homes with active radon mitigation systems (if home uses a HEPA filter air purifier, family must agree to disable the purifier for 28 days prior to randomization).
- Currently receiving unstable level of Immunotherapy (allergy shots)
Other illness
- Lung disease, other than asthma, that requires daily medication (inflammatory diseases, chronic lung diseases aside from asthma, congenital cardiopulmonary conditions requiring medication or surgical treatment),
- Cardiovascular disease that requires daily medication, excluding hypertension
- Intake of abuse drugs or alcohol, have psychiatric disorders or severe mental disability that interferes with answering questions or following instructions.
Other
- Homes with active HEPA filters will be excluded (even though the role of HEPA filters on radon and radon particles s is expected to be minimum and other exposures can be adjust for in the analysis)
- Taking a beta-blocker
- Coordinator/PI judgment
- Inability to perform lung function testing
Criteria the registry did not label
- Have physician-diagnosed asthma at least 1 year prior to the screening visit
- Have evidence of uncontrolled disease as defined by at least one of the following:
- Use of an asthma medication during the prior 12 months, report of asthma symptoms over the prior 12 months (wheezing/whistling in the chest)(3)
- OR
- One or more asthma-related hospitalization, emergency room visit
- OR
- Unscheduled clinic or urgent care facility visit resulting in a burst of systemic steroids (3 days or more of prednisone or equivalent; 1 or more doses of dexamethasone) in the previous 12 months
Age in the registry: 5 years to 25 years · Sex: All · Does not accept healthy volunteers
This page is information, not medical advice. Discuss any trial with your doctor.