Efficacy and Safety of Benralizumab in EGPA Compared to Mepolizumab.
Public ClinicalTrials.gov record NCT04157348. 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
A Randomised, Double-blind, Active-controlled 52-week Study With an Open-label Extension to Evaluate the Efficacy and Safety of Benralizumab Compared to Mepolizumab in the Treatment of Eosinophilic Granulomatosis With Polyangiitis (EGPA) in Patients Receiving Standard of Care Therapy (MANDARA Study)
Study identification
- NCT ID
- NCT04157348
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- AstraZeneca
- Industry
- Enrollment
- 140 participants
Conditions and interventions
Conditions
Interventions
- Benralizumab Biological
- Mepolizumab Biological
- Placebo to Benralizumab Biological
- Placebo to Mepolizumab Biological
Biological
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
- Oct 28, 2019
- Primary completion
- Aug 9, 2023
- Completion
- Nov 29, 2026
- Last update posted
- May 10, 2026
2019 – 2026
United States locations
- U.S. sites
- 9
- U.S. states
- 8
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Research Site | Denver | Colorado | 80206 | — |
| Research Site | Ann Arbor | Michigan | 48109 | — |
| Research Site | Rochester | Minnesota | 55905-0001 | — |
| Research Site | Albuquerque | New Mexico | 87106 | — |
| Research Site | Great Neck | New York | 11021 | — |
| Research Site | New York | New York | 10021 | — |
| Research Site | Philadelphia | Pennsylvania | 19104 | — |
| Research Site | Denison | Texas | 75020 | — |
| Research Site | Seattle | Washington | 98115 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 41 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04157348, 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 May 10, 2026 · Synced May 19, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04157348 live on ClinicalTrials.gov.