Clinical Trial

Benralizumab Airway Remodeling Study in Severe Eosinophilic Asthmatics

Study acronym: CHINOOK
Active, Not Recruiting Phase 4
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Summary
The purpose of the study is to evaluate effect of benralizumab on structural and lung function changes in severe eosinophilic asthmatics. Changes will be assessed over 48 week treatment period in patients with persistent symptoms despite standard therapy of inhaled corticosteroids (ICS) plus long acting B2-agonist (LABA) with or without additional controller medication. Patients who complete treatment will enter 4 weeks follow-up period.
Protocol Amendment History 72 amendments
This ClinicalTrials.gov record has been amended 72 times since 2019-05-14; most recent amendment 2026-07-27.
Status change: Recruiting → Active, Not Recruiting 2025-10-20
Status change: Not Yet Recruiting → Recruiting 2019-10-10
Trial Details
NCT Number NCT03953300
Lead Sponsor AstraZeneca
Conditions Asthma
Enrollment 75 participants
Start Date 2019-10-08
Primary Completion 2026-10-19 (estimated)
Study Completion 2026-10-19 (estimated)
Updated on ClinicalTrials.gov 2026-07-28