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An Open-Label, Multicenter Study to Evaluate the Efficacy, Safety, Pharmacokinetics, and Pharmacodynamics of Eculizumab in Pediatric Patients with Refractory Generalized Myasthenia Gravis (gMG)

An Open-Label, Multicenter Study to Evaluate the Efficacy, Safety, Pharmacokinetics, and Pharmacodynamics of Eculizumab in Pediatric Patients with Refractory Generalized Myasthenia Gravis (gMG)

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2016-001384-37-DE
Enrollment
17
Registered
2018-12-17
Start date
2020-10-07
Completion date
Unknown
Last updated
2024-02-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Refractory Generalized Myasthenia Gravis MedDRA version: 21.1 Level: PT Classification code 10028417 Term: Myasthenia gravis System Organ Class: 10029205 - Nervous system disorders

Interventions

Trade Name: Soliris Product Name: Soliris Product Code: Soliris Pharmaceutical Form: Concentrate for solution for infusion INN or Proposed INN: ECULIZUMAB CAS Number: 219685-50-4 Concentration unit: m

Sponsors

Alexion Pharmaceuticals, Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: ? Male or female pediatric patients 6 to =65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: ? Any active or untreated thymoma. History of thymic carcinoma or thymic malignancy unless deemed cured by adequate treatment with no evidence of recurrence for =5 years before Screening. ? History of thymectomy within 12 months prior to Screening. ? Weakness only affecting ocular or periocular muscles (MGFA Class I). ? Myasthenia Gravis crisis or impending crisis at or during Screening (MGFA Class V). ? Any unresolved acute, or chronic, systemic bacterial or other infection, which is clinically significant in the opinion of the Investigator and has not been treated with appropriate antibiotics. ? Unresolved meningococcal infection ? Patients who are under 15 kg and are receiving maintenance IVIg. ? For patients who are not receiving a stable maintenance dose of IVIg, use of IVIg (eg, as rescue therapy) within 4 weeks prior to first dose ? Use of PE within 4 weeks prior to first dose ? Use of rituximab within 6 months prior to first dose ? Hypersensitivity to murine proteins or to one of the excipients of eculizumab

Design outcomes

Primary

MeasureTime frame
Main Objective: - Evaluate the efficacy of eculizumab in the treatment of pediatric refractory generalized myasthenia gravis (gMG);Secondary Objective: - Evaluate the safety and tolerability of eculizumab in the treatment of pediatric refractory gMG - Evaluate the efficacy of eculizumab in the treatment of pediatric refractory gMG - Evaluate MGFA Post-Interventional Status over time - Describe the total number and percentage of patients with clinical deteriorations, myasthenic crises, and rescue therapy use over time - Describe the pharmacokinetics (PK) and pharmacodynamics (PD) of eculizumab treatment in pediatric refractory gMG patients ;Primary end point(s): Change from Baseline in the QMG total score over time regardless of rescue treatment;Timepoint(s) of evaluation of this end point: 26 Weeks

Secondary

MeasureTime frame
Secondary end point(s): - Change from Baseline in the MG-ADL total score over time regardless of rescue treatment - Proportion of patients with = 3-point reduction in the MG-ADL total score over time with no rescue treatment - Proportion of patients with = 3-point reduction in the MG-ADL total score over time regardless of rescue treatment - Proportion of patients with = 5-point reduction in the QMG total score over time with no rescue treatment - Proportion of patients with = 5-point reduction in the QMG total score over time regardless of rescue treatment - Change from Baseline in the MGC total score over time regardless of rescue treatment - Change from Baseline in EQ-5D-Y over time regardless of rescue treatment - Change from Baseline in Neuro-QoL Pediatric Fatigue over time regardless of rescue treatment - MGFA Post-Interventional Status over time - Total number and percentage of patients with clinical deteriorations, myasthenic crises, and rescue therapy use over time;Timepoint(s) of evaluation of this end point: Week 26

Countries

Canada, Germany, Japan, Netherlands, United States

Contacts

Public ContactEuropean Clinical Trial Information

Alexion Europe SAS

clinicaltrials.eu@alexion.com+33147100615

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026