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NCT06471257 · ClinicalTrials.gov record · last posted 2026-08-07

A Study to Investigate Efficacy and Safety of PT027 Compared With PT007 in Symptomatic Chinese Adults With Asthma

Study acronym: BAIYUN
StatusRecruiting
PhasePhase 3
Started2024-06-17
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from the ClinicalTrials.gov record
An event-driven, Phase III study to evaluate the efficacy and safety of BDA MDI compared with AS MDI in reducing the risk of a severe asthma exacerbation in symptomatic Chinese adults with asthma.

Protocol amendment history 3 changes detected by DataLookout

2026-08-08
Enrollment increased: 790 → 1000 participants
2026-08-08
Primary completion pushed: 2026-10-30 → 2027-10-04
2026-08-08
Completion pushed: 2026-10-30 → 2027-10-04
Trial Details
NCT Number NCT06471257
Lead Sponsor AstraZeneca
Conditions Asthma
Enrollment 1,000 participants
Start Date 2024-06-17
Primary Completion 2027-10-04 (estimated)
Study Completion 2027-10-04 (estimated)
Updated on ClinicalTrials.gov 2026-08-07