ClinicalTrials.gov record
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Benralizumab for Patients With Severe Nasal Polyposis

ClinicalTrials.gov ID: NCT03401229

Public ClinicalTrials.gov record NCT03401229. 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.

ClinicalTrials.gov public records Last synced May 5, 2026, 3:36 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multicenter, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Phase 3 Efficacy and Safety Study Of Benralizumab in Patients With Severe Nasal Polyposis

Study identification

NCT ID
NCT03401229
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
413 participants

Conditions and interventions

Interventions

  • Benralizumab 30 mg SC + Mometasone Furoate Biological
  • Matching placebo SC + Mometasone Furoate Biological

Biological

Eligibility (public fields only)

Age range
18 Years to 75 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
Jan 14, 2018
Primary completion
Jul 30, 2020
Completion
Jul 30, 2020
Last update posted
Oct 11, 2021

2018 – 2020

United States locations

U.S. sites
48
U.S. states
23
U.S. cities
40
Facility City State ZIP Site status
Research Site Birmingham Alabama 35209
Research Site Fresno California 93720
Research Site Huntington Beach California 92647
Research Site La Mesa California 91942
Research Site Los Angeles California 90048
Research Site Los Angeles California 90095-1624
Research Site Orange California 92868
Research Site Roseville California 95661
Research Site Walnut Creek California 94598
Research Site Centennial Colorado 80112
Research Site Glenwood Springs Colorado 81601
Research Site Washington D.C. District of Columbia 20037
Research Site Lake Mary Florida 32746
Research Site Atlanta Georgia 30308
Research Site Decatur Georgia 30030
Research Site Chicago Illinois 60611
Research Site Chicago Illinois 60657
Research Site Des Moines Iowa 50312
Research Site Kansas City Kansas 66160
Research Site Louisville Kentucky 40220
Research Site Baltimore Maryland 21224
Research Site Boston Massachusetts 02111
Research Site Boston Massachusetts 02114
Research Site Rochester Minnesota 55905
Research Site Lincoln Nebraska 68510
Research Site Hewlett New York 11557
Research Site New Windsor New York 12553
Research Site New York New York 10001
Research Site New York New York 10011
Research Site New York New York 10016
Research Site New York New York 10022
Research Site New York New York 10075
Research Site New York New York 10128
Research Site Plainview New York 11803
Research Site The Bronx New York 10461
Research Site White Plains New York 10605
Research Site Charlotte North Carolina 28210
Research Site Winston-Salem North Carolina 27103
Research Site Oklahoma City Oklahoma 73120
Research Site Philadelphia Pennsylvania 19107
Research Site Pittsburgh Pennsylvania 15213
Research Site Charleston South Carolina 29425
Research Site Conroe Texas 77304
Research Site Houston Texas 77030
Research Site North Logan Utah 84341
Research Site Norfolk Virginia 23507
Research Site Richmond Virginia 23235
Research Site Spokane Washington 99201

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 51 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03401229, 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 Oct 11, 2021 · Synced May 5, 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 NCT03401229 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →