PT027 Compared to PT007 in Patients With Asthma With Mannitol-induced Acute Airway Obstruction
Public ClinicalTrials.gov record NCT05555290. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
ALTA - ALbuterol/Budesonide Treatment in Acute Airway Obstruction. A Randomized, Double-blind, 2-period, Cross-over Study Evaluating Efficacy and Safety of Repeated Doses of PT027 Compared to PT007 in Patients With Asthma and Acute Airway Obstruction Induced by Repeated Mannitol Challenges
Study identification
- NCT ID
- NCT05555290
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- AstraZeneca
- Industry
- Enrollment
- 190 participants
Conditions and interventions
Conditions
Interventions
- PT007 Combination Product
- PT027 Combination Product
Combination Product
Eligibility (public fields only)
- Age range
- 18 Years to 130 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 27, 2022
- Primary completion
- Nov 17, 2024
- Completion
- Nov 17, 2024
- Last update posted
- Jan 26, 2026
2022 – 2024
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Research Site | Columbia | Maryland | 21046 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05555290, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jan 26, 2026 · Synced May 18, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05555290 live on ClinicalTrials.gov.