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Clinical Trial Active — Not Recruiting Phase III NCT04191304

A Phase III Study to Evaluate the Efficacy and Safety of Benralizumab in Patients With Hypereosinophilic Syndrome (HES)

A Phase III Study to Evaluate the Efficacy and Safety of Benralizumab in Patients With Hypereosinophilic Syndrome (HES) — Active Not Recruiting • Phase III • NCT04191304.

📅 02 Apr 2026 ⏱ 1 min read
Active — Not Recruiting
Check the registry for current status and eligibility criteria.
Status
Active — Not Recruiting
Phase
Phase III
NCT ID
NCT04191304
Start
2020-07-20
Completion
2025-05-07
ClinicaliQ Trial Snapshot
  • A Phase III Study to Evaluate the Efficacy and Safety of Benralizumab in Patients With Hypereosinophilic Syndrome (HES) — Active Not Recruiting • Phase III • NCT04191304.
  • Review the linked registry entry for study design, population, endpoints, and operational status.

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What This Trial Is Studying

This is a multicentre, randomised, double-blind (DB), parallel-group, placebo-controlled, 24-week Phase III study to compare the efficacy and safety of benralizumab versus placebo administered by SC injection Q4W in patients with hypereosinophilic syndrome (HES). This study comprises 2 distinct periods (together defined as the 'main study'): A 24-week, DB treatment period, during which patients will be randomised to receive either benralizumab or placebo, in addition to their prior stable HES background therapy, and an open-label extension (OLE) period, during which all patients will receive benralizumab. The primary database lock (DBL)…

Full Trial Details
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Eligibility criteria, protocol, and results when available
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