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Connect Biopharma Announces Positive Preliminary Topline Data from its Global Phase 2 Study of Rademikibart as an Add-on Treatment for Acute Exacerbations in Adults with COPD and Type 2 Inflammation

$CNTBPress releaseSep 30, 2026, 7:00 AM ETRead the release

Connect Biopharma announced positive topline data from its global Phase 2 Seabreeze STAT COPD trial of rademikibart as add-on treatment for acute exacerbations in adults with COPD and type 2 inflammation. Rademikibart reduced treatment failure by 81% (p=0.0122), new moderate-to-severe exacerbations by 85% (p=0.030), and hospitalizations or ED visits by 100% (p=0.0137) through Week 4, with a safety profile comparable to placebo. The 159-participant trial also showed a 70 mL greater improvement in FEV(1) at Week 4 that missed statistical significance (p=0.1607).

Key figures

Drug Name
rademikibart
Phase Of Trial
Phase 2
Enrolled participants
159
New exacerbation reduction
85% (p=0.030)
Fev1 improvement vs placebo
70 mL at Week 4 (p=0.1607)
Treatment failure reduction
81% (p=0.0122)
Simcere milestones remaining
$99 million
Hospitalization ed visit reduction
100% (p=0.0137)

AI analysis

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