Evaluation of Pharmacokinetics, Pharmacodynamics, Efficacy, Safety, and Immunogenicity of Ravulizumab Administered Intravenously in Pediatric Participants With Generalized Myasthenia Gravis (gMG)

Study Purpose

The primary purpose of this study is to characterize the pharmacokinetics and pharmacodynamics of treatment with ravulizumab intravenous infusion in pediatric participants with gMG.

Recruitment Criteria

Accepts Healthy Volunteers

Healthy volunteers are participants who do not have a disease or condition, or related conditions or symptoms

No
Study Type

An interventional clinical study is where participants are assigned to receive one or more interventions (or no intervention) so that researchers can evaluate the effects of the interventions on biomedical or health-related outcomes.


An observational clinical study is where participants identified as belonging to study groups are assessed for biomedical or health outcomes.


Searching Both is inclusive of interventional and observational studies.

Interventional
Eligible Ages N/A and Over
Gender All
More Inclusion & Exclusion Criteria

Inclusion Criteria:

  • - Diagnosis of gMG confirmed by a positive serologic test for anti-AChR antibodies (Abs) obtained at Screening and/or during Screening Period.
  • - Myasthenia Gravis Foundation of America (MGFA) Clinical Classification of Class II to Class IV at Screening.
  • - Participants receiving treatment must be on a stable dosing regimen of adequate duration prior to Screening and during the Screening Period.
  • - Eculizumab-experienced participants must have been enrolled and treated with eculizumab in Study ECU-MG-303 for at least 6 months (180 days) and must have been on a stable dose for ≥ 2 months (60 days) prior to Screening.
  • - All participants must be vaccinated against meningococcal infection.

Exclusion Criteria:

Medical Conditions.
  • - Any untreated thymic malignancy, carcinoma, or thymoma.
  • - Participants with a history of treated benign thymoma.
  • - History of thymectomy, thymomectomy, or any thymic surgery within the 12 months prior to Screening.
  • - History of N meningitidis infection.
  • - Known to be human immunodeficiency virus (HIV) positive.
  • - History of unexplained infections.
- Known or suspected history of drug or alcohol abuse or dependence within 1 year prior to the start of the Screening Period

Trial Details

Trial ID:

This trial id was obtained from ClinicalTrials.gov, a service of the U.S. National Institutes of Health, providing information on publicly and privately supported clinical studies of human participants with locations in all 50 States and in 196 countries.

NCT05644561
Phase

Phase 1: Studies that emphasize safety and how the drug is metabolized and excreted in humans.

Phase 2: Studies that gather preliminary data on effectiveness (whether the drug works in people who have a certain disease or condition) and additional safety data.

Phase 3: Studies that gather more information about safety and effectiveness by studying different populations and different dosages and by using the drug in combination with other drugs.

Phase 4: Studies occurring after FDA has approved a drug for marketing, efficacy, or optimal use.

Phase 3
Lead Sponsor

The sponsor is the organization or person who oversees the clinical study and is responsible for analyzing the study data.

Alexion Pharmaceuticals, Inc.
Principal Investigator

The person who is responsible for the scientific and technical direction of the entire clinical study.

N/A
Principal Investigator Affiliation N/A
Agency Class

Category of organization(s) involved as sponsor (and collaborator) supporting the trial.

Industry
Overall Status Recruiting
Countries France, Italy, Japan, Netherlands, Serbia, Spain, Switzerland, United States
Conditions

The disease, disorder, syndrome, illness, or injury that is being studied.

Generalized Myasthenia Gravis, gMG
Arms & Interventions

Arms

Experimental: Ravulizumab Intravenous (IV) Infusion

All participants will receive a weight-based loading dose of ravulizumab IV on Day 1, followed by weight-based maintenance dose of ravulizumab on Day 15 and once every 8 weeks (q8w) thereafter for participants weighing ≥ 20 kg, or once every 4 weeks (q4w) for participants weighing < 20 kg, for a total of 122 weeks of treatment.

Interventions

Drug: - Ravulizumab

Ravulizumab will be administered by intravenous (IV) infusion.

Contact a Trial Team

If you are interested in learning more about this trial, find the trial site nearest to your location and contact the site coordinator via email or phone. We also strongly recommend that you consult with your healthcare provider about the trials that may interest you and refer to our terms of service below.

Research Site, Los Angeles 5368361, California 5332921

Status

Recruiting

Address

Research Site

Los Angeles 5368361, California 5332921, 90078

Research Site, San Francisco 5391959, California 5332921

Status

Recruiting

Address

Research Site

San Francisco 5391959, California 5332921, 94143

Research Site, Chicago 4887398, Illinois 4896861

Status

Recruiting

Address

Research Site

Chicago 4887398, Illinois 4896861, 60611

Research Site, Boston 4930956, Massachusetts 6254926

Status

Recruiting

Address

Research Site

Boston 4930956, Massachusetts 6254926, 02115

Research Site, Chapel Hill 4460162, North Carolina 4482348

Status

Recruiting

Address

Research Site

Chapel Hill 4460162, North Carolina 4482348, 27514

Research Site, Akron 5145476, Ohio 5165418

Status

Recruiting

Address

Research Site

Akron 5145476, Ohio 5165418, 44308

Research Site, Philadelphia 4560349, Pennsylvania 6254927

Status

Recruiting

Address

Research Site

Philadelphia 4560349, Pennsylvania 6254927, 19104

Research Site, Denton 4685907, Texas 4736286

Status

Recruiting

Address

Research Site

Denton 4685907, Texas 4736286, 76208

International Sites

Research Site, Marseille 2995469, France

Status

Recruiting

Address

Research Site

Marseille 2995469, , 13385

Research Site, Paris 2988507, France

Status

Recruiting

Address

Research Site

Paris 2988507, , 75571

Research Site, Milan 6951411, Italy

Status

Recruiting

Address

Research Site

Milan 6951411, , 20133

Research Site, Roma 8957247, Italy

Status

Recruiting

Address

Research Site

Roma 8957247, , 00165

Research Site, Torino 8980539, Italy

Status

Recruiting

Address

Research Site

Torino 8980539, , 10126

Research Site, Itabashi-ku, Japan

Status

Recruiting

Address

Research Site

Itabashi-ku, , 173-0003

Research Site, Leiden 2751773, Netherlands

Status

Withdrawn

Address

Research Site

Leiden 2751773, , 2333 ZA

Research Site, Belgrade 792680, Serbia

Status

Recruiting

Address

Research Site

Belgrade 792680, , 11000

Research Site, Belgrade 792680, Serbia

Status

Recruiting

Address

Research Site

Belgrade 792680, , 11070

Research Site, Madrid 3117735, Spain

Status

Withdrawn

Address

Research Site

Madrid 3117735, , 28040

Research Site, Málaga 2514256, Spain

Status

Withdrawn

Address

Research Site

Málaga 2514256, , 29010

Research Site, Bern 2661552, Switzerland

Status

Recruiting

Address

Research Site

Bern 2661552, , 3010

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