Proof of Concept Study to Investigate Etokimab (ANB020) Activity in Adult Participants With Severe Eosinophilic Asthma

NCT ID: NCT03469934

Last Updated: 2023-08-16

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

25 participants

Study Classification

INTERVENTIONAL

Study Start Date

2017-11-14

Study Completion Date

2018-10-30

Brief Summary

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This is a proof of concept study designed to assess the effects of a single intravenous dose of etokimab compared to placebo in adult participants with severe eosinophilic asthma. This study will also assess the safety and tolerability of etokimab in adult participants with severe eosinophilic asthma.

Detailed Description

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Conditions

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Eosinophilic Asthma

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Etokimab

Participants received a single dose of 300 milligrams (mg) etokimab administered on Day 1 by intravenous (IV) infusion over 1 hour. After completing the Day 1 assessments, all participants were followed up for 18 weeks.

Group Type EXPERIMENTAL

Etokimab

Intervention Type BIOLOGICAL

Administered on Day 1 over 1 hour by IV infusion

Placebo

Participants received a single dose of placebo (0.9% sodium chloride) administered on Day 1 by IV infusion over 1 hour. After completing the Day 1 assessments, all participants were followed up for 18 weeks.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Administered on Day 1 over 1 hour by IV infusion

Interventions

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Etokimab

Administered on Day 1 over 1 hour by IV infusion

Intervention Type BIOLOGICAL

Placebo

Administered on Day 1 over 1 hour by IV infusion

Intervention Type DRUG

Other Intervention Names

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ANB020

Eligibility Criteria

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Inclusion Criteria

* Participants with a confirmed clinical diagnosis of eosinophilic asthma
* History of diagnosis of eosinophilic asthma
* Severe asthma diagnosed according to the Global Initiative for Asthma (GINA) 2016
* Body mass index (BMI) of 18 to 38 kilograms per squared meters (kg/m\^2) (inclusive) and total body weight \> 50 kg (110 pounds)
* Women of childbearing potential must have a negative serum pregnancy test at screening and be willing to use highly effective methods of contraception throughout the study
* Male participants must be willing to use effective methods of contraception during the entire study period.
* Participant must be on high dose inhaled corticosteroids (ICS) plus long-acting beta-2-agonists (LABA)
* Willing and able to comply with the study protocol requirements
* Have the ability to read and understand the study procedures and can communicate meaningfully with the Investigator and staff

Exclusion Criteria

* Have concomitant medical condition(s) which may interfere with the Investigator's ability to evaluate the participant's response to the investigational product (IP)
* Have experienced severe life threatening anaphylactic reactions
* Have received any IP within a period of 3 months or 5 half lives of an IP
* Have received high dose systemic corticosteroids
* Have received treatment with biologics, such as mepolizumab or omalizumab, within 3 months or 5 half lives (whichever is longer) before screening
* Abnormal electrocardiogram (ECG) assessment at screening
* Uncontrolled hypertension, or acute ischemic cardiovascular diseases
* If female, is pregnant or lactating, or intend to become pregnant during the study period
* History (or suspected history) of alcohol or substance abuse within 2 years before screening
* Any comorbidity that the Investigator believes is a contraindication to study participation
* Have any other physical, mental, or medical conditions which, in the opinion of the Investigator, make study participation inadvisable or could confound study assessments
* Planned surgery during the study or 30 days before screening
* History of malignancy within 5 years, except non melanoma skin cancer which has been fully treated with no current active disease
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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AnaptysBio, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Bruce Randazzo, MD

Role: STUDY_DIRECTOR

AnaptysBio, Inc.

Locations

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Midwest Allergy Sinus Asthma

Normal, Illinois, United States

Site Status

Pulmonary & Critical Care Specialists

Novi, Michigan, United States

Site Status

OK Clinical Research, LLC

Edmond, Oklahoma, United States

Site Status

Allergy & Asthma Center of Southern Oregon

Medford, Oregon, United States

Site Status

Medicines Evaluation Unit

Manchester, Greater Manchester, United Kingdom

Site Status

Glenfield Hospital

Leicester, Leicestershire, United Kingdom

Site Status

Churchill Hospital

Oxford, Oxfordshire, United Kingdom

Site Status

Countries

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United States United Kingdom

References

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Pavord ID, Marquette A, Kahm P, Pinkstaff J, Sacco N, Londei M. Single-dose Phase 2a trial of etokimab (anti-IL-33) in severe eosinophilic asthma. Paper presented at the European Academy of Allergy and Clinical Immunology (EEACI) Congress 2019; June 1-5, 2019; Lisbon, Portugal.

Reference Type RESULT

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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2017-000647-40

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

ANB020-004

Identifier Type: -

Identifier Source: org_study_id

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