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Multiple Sclerosis, Relapsing-RemittingPhase 2CHANGE-MSNCT02782858

Clinical Trial Assessing the HERV-W Env Antagonist GNbAC1 for Efficacy in MS

A Phase 2 study testing GNbAC1 in people with Multiple Sclerosis, Relapsing-Remitting, run by GeNeuro SA at 12 sites in 12 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The humanised IgG4 monoclonal antibody GNbAC1 targets the envelope protein (Env) of the human endogenous multiple sclerosis-associated retrovirus (HERV-W MSRV), which may play a critical role in multiple sclerosis (MS). Read more about this study

Who is it for?
Ages 18 to 55 years
Conditions the study is for
Multiple Sclerosis, Relapsing-Remitting
What is being tested?
GNbAC1
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
270 participants
Where
12 sitesin 12 countries
Study dates
Apr 2016to Dec 2017
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 55 years
  • All sexes
  • No healthy volunteers
  • Adult

Main Inclusion Criteria:

  • For male or female with reproductive potential, use of reliable means of contraception;
  • RRMS according to the 2010 revised McDonald criteria;
  • Disease activity characterised by at least one documented relapse within the last 12 months and /or at least one Gd-enhancing T1 lesion at selection or evidenced within the last 3 months;
  • EDSS score < 6.0.

Main Exclusion Criteria:

  • Patients suffering from Secondary Progressive MS and Primary Progressive MS at screening;
  • Pregnant and nursing women.

Trial locations and contacts

12 sites in 12 countries.

12 sites in 12 countries

Bulgaria1 site
  • Study site

    Sofia

Other trials in Bulgaria

Croatia1 site
  • Study site

    Zagreb

Other trials in Croatia

Czechia1 site
  • Study site

    Jihlava

Other trials in Czechia

Estonia1 site
  • Study site

    Tallinn

Other trials in Estonia

Germany1 site
  • Study site

    Berlin

Other trials in Germany

Hungary1 site
  • Study site

    Budapest

Other trials in Hungary

Italy1 site
  • Study site

    Roma

Other trials in Italy

Poland1 site
  • Study site

    Warsaw

Other trials in Poland

Russia1 site
  • Study site

    Moscow

Other trials in Russia

Serbia1 site
  • Study site

    Belgrade

Other trials in Serbia

Spain1 site
  • Study site

    Barcelona

Other trials in Spain

Ukraine1 site
  • Study site

    Kharkiv

Other trials in Ukraine

About this study

Official title: An International, Double-blind, Randomised, Placebo-controlled Phase IIb Trial to Assess the Efficacy, Safety, and Pharmacokinetics of GNbAC1 in Patients With Relapsing Remitting Multiple Sclerosis

The humanised IgG4 monoclonal antibody GNbAC1 targets the envelope protein (Env) of the human endogenous multiple sclerosis-associated retrovirus (HERV-W MSRV), which may play a critical role in multiple sclerosis (MS).

This study evaluates the effect on MRI lesions parameters, the safety and pharmacokinetics of GNbAC1 in patients with relapsing remitting multiple sclerosis.

Being tested
GNbAC1, Placebo
Keywords
Multiple Sclerosis, Multiple Sclerosis Relapsing-Remitting, GNbAC1, MRI, Monoclonal antibody, Multiple Sclerosis associated retrovirus MSRV, MS, RRMS, HERV-W, Temelimab
Medical subject headings
Multiple Sclerosis, Relapsing-Remitting, Multiple Sclerosis

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • GNbAC1Drug

    Monthly IV repeated dose

  • PlaceboDrug

    Monthly IV repeated dose

Study groups in NCT02782858
Study groupRoleWhat they receive
Dose 1 GNbAC1ExperimentalMonthly IV repeated dose
Receives: Drug: GNbAC1
Dose 2 GNbAC1ExperimentalMonthly IV repeated dose
Receives: Drug: GNbAC1
Dose 3 GNbAC1ExperimentalMonthly IV repeated dose
Receives: Drug: GNbAC1
PlaceboPlacebo comparatorMonthly IV repeated dose
Receives: Drug: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Cumulative number of Gd-enhancing T1 lesions in brain MRI

    Measured: Week 12 to 24

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted25 May 2016 (estimated)
  2. Study startApr 2016
  3. Primary completionAug 2017
  4. Study completionDec 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
270 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02782858
Sponsor's protocol ID
GNC-003
Other IDs
2015-004059-29, 2015
Acronym
CHANGE-MS
Status last verified
Jan 2018
First submitted
23 May 2016
Last updated
20 Oct 2020
Results posted
No
Data monitoring committee
Yes

Publications

  • Hartung HP, Derfuss T, Cree BA, Sormani MP, Selmaj K, Stutters J, Prados F, MacManus D, Schneble HM, Lambert E, Porchet H, Glanzman R, Warne D, Curtin F, Kornmann G, Buffet B, Kremer D, Kury P, Leppert D, Ruckle T, Barkhof F. Efficacy and safety of temelimab in multiple sclerosis: Results of a randomized phase 2b and extension study. Mult Scler. 2022 Mar;28(3):429-440. doi: 10.1177/13524585211024997. Epub 2021 Jul 9.

    PubMed 34240656

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing GNbAC1 in people with Multiple Sclerosis, Relapsing-Remitting, run by GeNeuro SA at 12 sites in 12 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 20 Oct 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 12 sites in Bulgaria, Croatia, Czechia, Estonia, Germany and 7 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Cumulative number of Gd-enhancing T1 lesions in brain MRI (time frame: Week 12 to 24). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02782858, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 20 Oct 2020.

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