A Study to Evaluate the Long-term Safety, Tolerability and Efficacy of Bimekizumab in Subjects With Active Axial Spondyloarthritis Including Ankylosing Spondylitis and Nonradiographic Axial Spondyloarthritis

NCT ID: NCT04436640

Last Updated: 2026-01-16

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

508 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-06-16

Study Completion Date

2026-08-07

Brief Summary

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The purpose of the study is to demonstrate the long-term safety, tolerability and efficacy of bimekizumab in patients with active axial spondyloarthritis (axSpA, also known as radiographic axSpa (r-axSpA)) including ankylosing spondylitis (AS) and nonradiographic axial spondyloarthritis (nr-axSpa).

Detailed Description

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Conditions

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Axial Spondyloarthritis Ankylosing Spondylitis r-axSpa Nr-axSpa

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Bimekizumab

Subjects will receive bimekizumab throughout the Treatment Period.

Group Type EXPERIMENTAL

Bimekizumab

Intervention Type DRUG

Subjects will receive bimekizumab at prespecified time-points.

Interventions

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Bimekizumab

Subjects will receive bimekizumab at prespecified time-points.

Intervention Type DRUG

Other Intervention Names

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BKZ UCB4940

Eligibility Criteria

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Inclusion Criteria

* Study participant is considered reliable and capable of adhering to the protocol (eg, able to understand and complete questionnaires), visit schedule, and medication intake according to the judgement of the Investigator
* In the opinion of the Investigator, the study participant is expected to benefit from participation in this extension study
* Study participant completed AS0010 (NCT03928704) or AS0011 (NCT03928743)

Exclusion Criteria

* Female study participants who plan to become pregnant during the study or within 20 weeks following final dose of Investigational Medicinal Product (IMP). Male study participants who are planning a partner pregnancy during the study or within 20 weeks following the final dose
* Study participants who meet any withdrawal criteria in AS0010 or AS0011. For any study participant with an ongoing serious adverse event (SAE), or a history of serious infections (including hospitalizations) in the feeder study, the Medical Monitor must be consulted prior to the study participant's entry into AS0014
* Study participant has a positive or indeterminate interferon gamma release assay (IGRA) in AS0010 or AS0011, unless appropriately evaluated and treated
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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UCB Biopharma SRL

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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UCB Cares

Role: STUDY_DIRECTOR

001 844 599 2273 (UCB)

Locations

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As0014 50062

Glendale, Arizona, United States

Site Status

As0014 50052

Phoenix, Arizona, United States

Site Status

As0014 50060

Upland, California, United States

Site Status

As0014 50059

Ormond Beach, Florida, United States

Site Status

As0014 50056

Sarasota, Florida, United States

Site Status

As0014 50015

Hagerstown, Maryland, United States

Site Status

As0014 50016

St Louis, Missouri, United States

Site Status

As0014 50055

Portland, Oregon, United States

Site Status

As0014 50020

Duncansville, Pennsylvania, United States

Site Status

As0014 50057

Dallas, Texas, United States

Site Status

As0014 40004

Brussels, , Belgium

Site Status

As0014 40003

Genk, , Belgium

Site Status

As0014 40001

Ghent, , Belgium

Site Status

As0014 40006

Plovdiv, , Bulgaria

Site Status

As0014 40007

Plovdiv, , Bulgaria

Site Status

As0014 40005

Sofia, , Bulgaria

Site Status

As0014 40008

Sofia, , Bulgaria

Site Status

As0014 20040

Beijing, , China

Site Status

As0014 20021

Chengdu, , China

Site Status

As0014 20019

Guangzhou, , China

Site Status

As0014 20034

Hefei, , China

Site Status

As0014 20024

Nanjing, , China

Site Status

As0014 20018

Shanghai, , China

Site Status

As0014 20020

Shanghai, , China

Site Status

As0014 20026

Shanghai, , China

Site Status

As0014 20025

Wenzhou, , China

Site Status

As0014 40011

Brno, , Czechia

Site Status

As0014 40009

Pardubice, , Czechia

Site Status

As0014 40013

Prague, , Czechia

Site Status

As0014 40014

Prague, , Czechia

Site Status

As0014 40015

Prague, , Czechia

Site Status

As0014 40016

Prague, , Czechia

Site Status

As0014 40010

Uherské Hradiště, , Czechia

Site Status

As0014 40012

Zlín, , Czechia

Site Status

As0014 40018

Boulogne-Billancourt, , France

Site Status

As0014 40022

Limoges, , France

Site Status

As0014 40025

Berlin, , Germany

Site Status

As0014 40029

Hamburg, , Germany

Site Status

As0014 40024

Hanover, , Germany

Site Status

As0014 40027

Herne, , Germany

Site Status

As0014 40078

Leipzig, , Germany

Site Status

As0014 40026

Ratingen, , Germany

Site Status

As0014 40032

Debrecen, , Hungary

Site Status

As0014 40031

Szeged, , Hungary

Site Status

As0014 40033

Székesfehérvár, , Hungary

Site Status

As0014 20035

Bunkyō City, , Japan

Site Status

As0014 20030

Chūōku, , Japan

Site Status

As0014 20039

Iruma-gun, , Japan

Site Status

As0014 20036

Kawachi-Nagano, , Japan

Site Status

As0014 20045

Kita-gun, , Japan

Site Status

As0014 20065

Kitakyushu, , Japan

Site Status

As0014 20037

Osaka, , Japan

Site Status

As0014 20084

Saga, , Japan

Site Status

As0014 20048

Saitama, , Japan

Site Status

As0014 20031

Sapporo, , Japan

Site Status

As0014 20032

Suita, , Japan

Site Status

As0014 40034

Amsterdam, , Netherlands

Site Status

As0014 40038

Elblag, , Poland

Site Status

As0014 40042

Krakow, , Poland

Site Status

As0014 40037

Lublin, , Poland

Site Status

As0014 40044

Poznan, , Poland

Site Status

As0014 40040

Torun, , Poland

Site Status

As0014 40041

Warsaw, , Poland

Site Status

As0014 40039

Wroclaw, , Poland

Site Status

As0014 40043

Wroclaw, , Poland

Site Status

As0014 40045

A Coruña, , Spain

Site Status

As0014 40046

Córdoba, , Spain

Site Status

As0014 40048

Santiago de Compostela, , Spain

Site Status

As0014 40049

Seville, , Spain

Site Status

As0014 40052

Ankara, , Turkey (Türkiye)

Site Status

As0014 40053

Ankara, , Turkey (Türkiye)

Site Status

As0014 40050

Istanbul, , Turkey (Türkiye)

Site Status

As0014 40057

Edinburgh, , United Kingdom

Site Status

As0014 40056

Leeds, , United Kingdom

Site Status

As0014 40055

Norwich, , United Kingdom

Site Status

Countries

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United States Belgium Bulgaria China Czechia France Germany Hungary Japan Netherlands Poland Spain Turkey (Türkiye) United Kingdom

References

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Brown MA, Rudwaleit M, van Gaalen FA, Haroon N, Gensler LS, Fleurinck C, Marten A, Massow U, de Peyrecave N, Vaux T, White K, Deodhar A, van der Horst-Bruinsma I. Low uveitis rates in patients with axial spondyloarthritis treated with bimekizumab: pooled results from phase 2b/3 trials. Ann Rheum Dis. 2024 Nov 14;83(12):1722-1730. doi: 10.1136/ard-2024-225933.

Reference Type RESULT
PMID: 38977276 (View on PubMed)

Ramiro S, Poddubnyy D, Mease PJ, Lopez-Medina C, Kim M, Massow U, Taieb V, Kragstrup TW, McGonagle D. Sustained resolution of enthesitis and peripheral arthritis over 104 weeks with bimekizumab in axial spondyloarthritis. RMD Open. 2025 Oct 22;11(4):e005969. doi: 10.1136/rmdopen-2025-005969.

Reference Type RESULT
PMID: 41125403 (View on PubMed)

Marzo-Ortega H, Navarro-Compan V, Dubreuil M, Mease PJ, Magrey M, Rudwaleit M, D'Agostino MA, Gaffney K, Kay J, de la Loge C, Massow U, Taieb V, Vaux T, Deodhar A. Sustained improvements in spinal pain, morning stiffness, fatigue, sleep, physical function and overall health-related quality of life with bimekizumab in patients with axial spondyloarthritis: 2-year results from two phase 3 studies. RMD Open. 2025 Nov 28;11(4):e006013. doi: 10.1136/rmdopen-2025-006013.

Reference Type DERIVED
PMID: 41314667 (View on PubMed)

Mease PJ, Gensler LS, Orbai AM, Warren RB, Bajracharya R, Ink B, Marten A, Massow U, Shende V, Manente M, Peterson L, White K, Landewe R, Poddubnyy D. Long-term safety of bimekizumab in adult patients with axial spondyloarthritis or psoriatic arthritis: pooled results from integrated phase IIb/III clinical studies. RMD Open. 2025 Apr 6;11(2):e005026. doi: 10.1136/rmdopen-2024-005026.

Reference Type DERIVED
PMID: 40194794 (View on PubMed)

Other Identifiers

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2019-004163-47

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

2023-506527-28

Identifier Type: REGISTRY

Identifier Source: secondary_id

U1111-1304-6865

Identifier Type: OTHER

Identifier Source: secondary_id

AS0014

Identifier Type: -

Identifier Source: org_study_id

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