New COPD inhaler shows promise in tiny pilot study
NCT ID NCT04087590
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This phase 2 pilot study tested a new dual bronchodilator inhaler called PT003 in 4 people with stable moderate-to-severe COPD. Researchers measured breathing patterns and lung function right after the first dose and again after 4 weeks of treatment. The goal was to see if PT003 could make breathing easier and more regular. Because the study was very small and terminated early, results are limited.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Formoterol-glycopyrronium (PT003) inhaler
- What this could lead to
- If it works, this could show that PT003 improves breathing patterns and reduces shortness of breath in people with moderate to severe COPD.
- What could go wrong
- This is a very small, early pilot study with only 4 participants, so results may not apply to everyone. The trial was terminated, so data may be incomplete.
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.
- Phase
-
Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
-
4 people
The number who actually took part.
- Started
-
Jan 2020
- Finished
-
Mar 2023
- Lead sponsor
-
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.
- Ages
-
40 to 75 years
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Female or male subjects aged 40-75 years Documented COPD in stable condition FEV1 between 30 % and 70 % predicted (post bronchodilator) Significant dyspnea with a mMRC dyspnea scale Exclusion Criteria: * History or current diagnosis of asthma or ACO (asthma-COPD overlap syndrome) * Respiratory infection or COPD exacerbation within 6 weeks (2 months if it resulted in hospitalization) prior to screening * Clinically significant or relevant cardiovascular conditions, laboratory tests, electrocardiogram (ECG) parameters * Severe renal impairment eGFR \< 30 * Narrow-angle glaucoma that, in the opinion of the Investigator, has not been adequately treated. * Symptomatic prostatic hypertrophy or bladder neck obstruction/urinary retention that is clinically significant
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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
-
Hop Calmette Chu Lille
Lille, 59000, France
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