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New hope for kids with rare muscle disease: rozanolixizumab safety trial expands

NCT ID NCT06540144

Disease control Sponsor: UCB Biopharma SRL Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only This study
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 3 times

Summary

This study looks at the long-term safety of a drug called rozanolixizumab in children aged 2 and older with generalized myasthenia gravis, a condition that causes muscle weakness. The drug is given in 6-week treatment cycles. The main goal is to track serious side effects and see how well children tolerate the treatment over time.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

About 12 people

The number the study aims to enrol. It can still change while the study runs.

Started

Oct 2024

Expected to finish

Aug 2027

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

2 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: Study participant must meet one of the following: * Study participant completed MG0006 according to the protocol * Study participant completed the MG0006 Treatment Period and has a worsening of generalized myasthenia gravis (gMG) symptoms in the Observation Period of MG0006 Exclusion Criteria: * Study participant met any mandatory withdrawal or mandatory permanent investigational medicinal product (IMP) discontinuation criteria in MG0006 or permanently discontinued IMP * Study participant has a known hypersensitivity to any components of the IMP or other neonatal Fc receptor (FcRn) drugs * Study participant has any laboratory abnormality that, in the opinion of the Investigator, is clinically significant, has not resolved at Baseline, and could jeopardize or compromise the study participant's ability to participate in this study

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Conditions

The condition(s) this trial relates to.

myasthenia gravis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Generalized myasthenia gravis

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    11 sites in 5 countries. The list below names each one and where it is.

  2. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Mg0008 20081

    Taipei, Taiwan

  • Mg0008 20095

    Taipei, Taiwan

  • Mg0008 20339

    Ōbu, Japan

  • Mg0008 20340

    Fuchu-shi, Japan

  • Mg0008 20343

    Sagamihara, Japan

  • Mg0008 40144

    Milan, Italy

  • Mg0008 40155

    Warsaw, Poland

  • Mg0008 40290

    Bologna, Italy

  • Mg0008 40733

    Naples, Italy

  • Mg0008 40734

    Lodz, Poland

  • Mg0008 40841

    Yenimahalle, Turkey (Türkiye)

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