Asthma attack study halted: what we almost learned
NCT ID NCT00594750
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study aimed to uncover hidden causes of asthma attacks and how inhaled steroids work. Researchers planned to analyze sputum from 67 adults with severe asthma. However, the study was terminated early, so results are limited.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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67 people
The number who actually took part.
- Started
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May 2006
- Finished
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Aug 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
emergency deparment, admitted patients in the ICU and inpatient wards
- Ages
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18 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Male and female subjects with a history of asthma between the ages of 18 to 75 years. 2. Physician diagnosis of asthma. 3. Currently experiencing an acute exacerbation of asthma. This exacerbation may be severe necessitating treatment in the emergency room, ICU, or hospital ward. 4. Ability to provide informed consent. Exclusion Criteria: 1. Lung disease other than asthma. 2. Females who are lactating or who are pregnant. 3. Use of recreational drugs in the 1 month preceding the study.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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UCSF Airway Clinical Research Center
San Francisco, California, 94143, United States
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Other studies related to the condition(s) this trial covers.
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