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NCT05748912: FOCUS
Lung Function Outcomes Following Removal of Airway Mucus Plugs in Patients With Asthma (FOCUS)
NA trial testing Therapeutic bronchoscopy for removal of mucus plugs in Asthma. Withdrawn.
25 March 2025
Quick facts
| Lead sponsor | University of California, San Francisco |
|---|---|
| Phase | NA |
| Status | Withdrawn |
| Study type | INTERVENTIONAL |
| Allocation | na |
| Design | single group |
| Masking | none |
| Primary purpose | treatment |
| Start date | 26 January 2022 |
| Primary completion | 25 March 2025 |
| Estimated completion | 25 March 2025 |
| Sites | 1 location across United States |
Drugs / interventions tested
- Therapeutic bronchoscopy for removal of mucus plugs
Conditions studied
- Asthma — all drugs for Asthma →
Sponsor
University of California, San Francisco
Who can join
Adults 18 to 80, any sex, with Asthma. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
This is a single-center study that will evaluate the safety and tolerability of removal of mucus plugs by bronchoscopy in patients with asthma. This protocol will also plan for the analysis of the features of the mucus plugs removed.
Publications & conference data
No peer-reviewed publications indexed yet for this trial.
Verify or expand the search:
- PubMed search for NCT05748912
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
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Trials by the same sponsor.
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Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT05748912 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by University of California, San Francisco
- Last refreshed: 13 January 2026
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT05748912.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing