NCT02814643

Brief Summary

This is a randomized, double-blind, parallel group, placebo-controlled study designed to investigate the potential effect of a fixed dose of benralizumab administered subcutaneously (SC) on antibody responses following seasonal influenza virus vaccination

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
103

participants targeted

Target at below P25 for phase_3 asthma

Timeline
Completed

Started Jul 2016

Shorter than P25 for phase_3 asthma

Geographic Reach
1 country

24 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

June 15, 2016

Completed
13 days until next milestone

First Posted

Study publicly available on registry

June 28, 2016

Completed
3 days until next milestone

Study Start

First participant enrolled

July 1, 2016

Completed
7 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

January 24, 2017

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

January 24, 2017

Completed
1.1 years until next milestone

Results Posted

Study results publicly available

March 1, 2018

Completed
Last Updated

October 24, 2018

Status Verified

October 1, 2018

Enrollment Period

7 months

First QC Date

June 15, 2016

Results QC Date

December 12, 2017

Last Update Submit

October 23, 2018

Conditions

Keywords

Male and female adolescent patientssevere asthma

Outcome Measures

Primary Outcomes (4)

  • Postdose Strain-specific Hemagglutination-inhibition (HAI) Antibody Geometric Mean Fold Rise From Week 8 to Week 12

    To compare the geometric mean fold rises in influenza strain-specific hemagglutination-inhibition responses from Week 8 to Week 12 between patients receiving benralizumab 30mg and patients receiving placebo. Geometric mean fold rise was defined as antilog(z) (mean \[log(z) x\]), where "x" is the postdose HAI antibody titer fold rise from Week 8 and "z" is the natural logarithm.

    4 weeks

  • Postdose Strain-specific Hemagglutination-inhibition Antibody Geometric Mean Titers Obtained at Week 12

    To compare the geometric mean titers of hemagglutination-inhibition antibody as a measure of influenza strain-specific response at Week 12 between patients receiving benralizumab 30mg and patients receiving placebo.

    12 weeks

  • Proportion of Patients Who Experienced a Strain-specific Postdose Antibody Response at Week 12 With Antibody Response Defined as a ≥4-fold Rise in Hemagglutination-inhibition Antibody Titer From Week 8 to Week 12

    To compare the proportions of patients experiencing influenza strain-specific responses as measured by ≥4-fold rises in hemagglutination-inhibition antibody titer from Week 8 to Week 12 between patients receiving benralizumab 30mg and patients receiving placebo.

    4 weeks

  • Proportion of Patients Who Achieved a Strain-specific Postdose Hemagglutination-inhibition Antibody Titer ≥40 at Week 12

    To compare the proportions of patients experiencing influenza strain-specific responses as measured by ≥40-fold rises in hemagglutination-inhibition antibody titer at Week 12 between patients receiving benralizumab 30mg and patients receiving placebo.

    12 weeks

Secondary Outcomes (5)

  • Proportion of Patients Who Achieved a Strain-specific Postdose Hemagglutination Inhibition Antibody Titre ≥320 at Week 12

    12 weeks

  • Postdose Strain-specific Microneutralization Antibody Geometric Mean Fold Rise From Week 8 to Week 12

    4 weeks

  • Postdose Strain-specific Serum Microneutralization Antibody Geometric Mean Titers Obtained at Week 12

    12 weeks

  • Proportion of Patients Who Experience a Strain-specific Postdose Antibody Response at Week 12 With Antibody Response Defined as a ≥4-fold Rise in Microneutralization Antibody Titer From Week 8 to Week 12

    4 weeks

  • Change From Baseline in Mean Asthma Control Questionnaire 6 (ACQ-6) Score at Week 12

    12 weeks

Study Arms (2)

Benralizumab

EXPERIMENTAL

1 mL fill volume administered every 4 weeks for 3 doses (Weeks 0, 4, and 8). Patients will receive 1 dose of seasonal influenza virus vaccine Intramuscular (IM) at Week 8.

Drug: BenralizumabDrug: Seasonal influenza virus vaccine

Placebo

PLACEBO COMPARATOR

1 mL fill volume administered every 4 weeks for 3 doses (Weeks 0, 4, and 8). Patients will receive 1 dose of seasonal influenza virus vaccine Intramuscular (IM) at Week 8.

Drug: Benralizumab PlaceboDrug: Seasonal influenza virus vaccine

Interventions

Benralizumab SC administered every 4 weeks for 3 doses (Weeks 0, 4, and 8).

Benralizumab

Placebo administered every 4 weeks for 3 doses (Weeks 0, 4, and 8).

Placebo

Patients will receive 1 dose of seasonal influenza virus vaccine Intramuscular (IM) at Week 8.

BenralizumabPlacebo

Eligibility Criteria

Age12 Years - 21 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Female and male patients aged 12 to 21 years, inclusive, at the time of Visit 1
  • Weight of ≥40 kg
  • Documented history of current treatment with Inhaled corticosteroids (ICS) and long-acting β2 agonists (LABA)
  • Morning pre-bronchodilator forced expiratory volume in 1 second (FEV1) of \>50% predicted at Visit 1 or Visit 2.
  • Airway reversibility (FEV1 \>12% and 200 ml) demonstrated at Visit 1 or Visit 2 using the Maximum Post-bronchodilator Procedure OR
  • Airway reversibility documented in the previous 12 months prior to Visit 1
  • An exacerbation, 1 or more, that required oral corticosteroids in the previous year OR
  • Any condition assessed by patient recall over the previous 2-4 weeks

You may not qualify if:

  • Clinically important pulmonary disease other than asthma
  • Known history of allergy or reaction to the Investigational Product formulation or influenza vaccine
  • Receipt of an influenza vaccine within 90 days prior to randomization
  • Poorly controlled asthma during the screening period that requires treatment with oral corticosteroids or a hospitalization/emergency room visit for the treatment of asthma
  • Acute illness or evidence of significant active infection or known influenza infection during the current flu season

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (24)

Research Site

Birmingham, Alabama, 35209, United States

Location

Research Site

Mesa, Arizona, 85206, United States

Location

Research Site

Huntington Beach, California, 92647, United States

Location

Research Site

Newport Beach, California, 92663, United States

Location

Research Site

Aurora, Colorado, 80012-4016, United States

Location

Research Site

Colorado Springs, Colorado, 80907, United States

Location

Research Site

Denver, Colorado, 80230, United States

Location

Research Site

Aventura, Florida, 33180, United States

Location

Research Site

Miami, Florida, 33135, United States

Location

Research Site

Miami, Florida, 33173, United States

Location

Research Site

Minneapolis, Minnesota, 55402, United States

Location

Research Site

Bellevue, Nebraska, 68123, United States

Location

Research Site

Northfield, New Jersey, 08225, United States

Location

Research Site

Edmond, Oklahoma, 73034, United States

Location

Research Site

Oklahoma City, Oklahoma, 73103, United States

Location

Research Site

Medford, Oregon, 97504, United States

Location

Research Site

North Charleston, South Carolina, 29420, United States

Location

Research Site

Arlington, Texas, 76018, United States

Location

Research Site

El Paso, Texas, 79903, United States

Location

Research Site

New Braunfels, Texas, 78130, United States

Location

Research Site

San Antonio, Texas, 78221, United States

Location

Research Site

San Antonio, Texas, 78251, United States

Location

Research Site

Waco, Texas, 76712, United States

Location

Research Site

Clinton, Utah, 84015, United States

Location

Related Links

MeSH Terms

Conditions

Asthma

Interventions

benralizumab

Condition Hierarchy (Ancestors)

Bronchial DiseasesRespiratory Tract DiseasesLung Diseases, ObstructiveLung DiseasesRespiratory HypersensitivityHypersensitivity, ImmediateHypersensitivityImmune System Diseases

Results Point of Contact

Title
Mitchell Goldman MD, PhD
Organization
AstraZeneca

Study Officials

  • Pamela L Zeitlin, M.D. Ph.D.

    Johns Hopkins University

    PRINCIPAL INVESTIGATOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
SUPPORTIVE CARE
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

June 15, 2016

First Posted

June 28, 2016

Study Start

July 1, 2016

Primary Completion

January 24, 2017

Study Completion

January 24, 2017

Last Updated

October 24, 2018

Results First Posted

March 1, 2018

Record last verified: 2018-10

Locations