RecruitingPhase 4NCT07246564
Phase 4 Study Evaluating Efficacy and Safety of Rozanolixizumab in Adult Chinese Participants With Generalized Myasthenia Gravis
An Open-label, Prospective, Single-arm Study Assessing the Efficacy and Safety of Rozanolixizumab in Adult Chinese Participants With Generalized Myasthenia Gravis
Sponsor
UCB Biopharma SRL
Enrollment
40 participants
Start Date
Dec 1, 2025
Study Type
INTERVENTIONAL
Conditions
Summary
The purpose of the study is to assess the clinical efficacy of rozanolixizumab in adult Chinese participants with generalized myasthenia gravis (gMG) in the first Treatment Cycle.
Eligibility
Min Age: 18 Years
Inclusion Criteria7
- Study participant must be ≥18 years of age at the time of signing the informed consent form (ICF)
- Study participant has documented diagnosis of generalized myasthenia gravis (gMG) at the Screening Visit based on study participant's history and supported by previous evaluation
- Study participant has a confirmed positive record of autoantibodies against acetylcholine receptor (AChR) or muscle-specific kinase (MuSK) documented in the medical history at the Screening Visit
- Study participant has Myasthenia Gravis Foundation of America (MGFA) Clinical Classification II to IV at Screening Visit.
- Study participant with a myasthenia gravis-activities of daily living (MG-ADL) score of at least 3 points from non-ocular symptoms and a quantitative myasthenia gravis (QMG) score of at least 11 at the Screening and Baseline visits in the first Treatment Cycle.
- Study participant is considered for additional treatment by the investigator
- Body weight ≥35kg at the Screening Visit
Exclusion Criteria7
- Study participant has a known hypersensitivity to any components of the study drug or any other anti-neonatal Fc receptor (anti-FcRn) medications
- Study participant has a clinically important active infection including unresolved or not adequately treated infection in the opinion of the investigator
- Study participant with a known tuberculosis (TB) infection, at high risk of acquiring TB infection, or latent tuberculosis infection (LTBI), or current/history of nontuberculous mycobacterial infection (NTMBI)
- Study participant has previously received rozanolixizumab drug product
- Study participant has received any vaccine in the 4 weeks prior to the initiation of rozanolixizumab treatment or intends to receive any vaccine within 2 weeks after the last infusion of rozanolixizumab. Note: For participants that are on rozanolixizumab treatment, vaccination with live or live-attenuated vaccines is not recommended. During the whole study period, all other vaccines should take place at least 2 weeks after the last infusion of a Treatment Cycle and 4 weeks before initiating the next cycle
- Study participant has been treated with prohibited immunosuppressants, biologics, and other therapies within the timeframe shorter than the treatment-free period
- Study participant with severe (defined as Grade 3 on the MG-ADL scale) weakness affecting oropharyngeal or respiratory muscles, or who has myasthenic crisis or impending crisis. Note: Impending Crisis is defined as bulbar or respiratory symptoms of a patient who significantly worsens in a short time (≤2 weeks) and meet MGFA IVb or score 3 in one QMG bulbar muscle item, or score 2 in respiratory muscle item, or bulbar+respiratory items score ≥4
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Interventions
DRUGRozanolixizumab
Subcutaneous infusion
Locations(12)
View Full Details on ClinicalTrials.gov
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NCT07246564
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