Myasthenia Gravis Inebilizumab Trial (MINT)
Myasthenia Gravis
About this trial
This is an interventional treatment trial for Myasthenia Gravis focused on measuring Myasthenia Gravis
Eligibility Criteria
Inclusion Criteria:
- Diagnosis of MG with anti-AChR or anti-MuSK antibody.
- MGFA Clinical Classification Class II, III, or IV.
- MG-ADL score of 6 or greater at screening and at randomization with > 50% of this score attributed to non-ocular items.
- QMG score of 11 or greater.
Subjects must be on:
- Corticosteroids only, with no dose increase within 4 weeks prior to randomization, or
- One allowed non-steroidal IST, with continuous use for at least 6 months prior to randomization and no dose increase within 4 months prior to randomization, or
- Combination of (1) corticosteroids with no dose increase within 4 weeks prior to randomization and (2) one allowed non-steroidal IST with continuous use for at least 6 months prior to randomization and no dose increase within 4 months prior to randomization.
Allowed ISTs, alone or in combination with corticosteroids, are azathioprine, mycophenolate mofetil, and mycophenolic acid.
Exclusion Criteria:
Receipt within the 4 weeks prior to Day 1:
- Cyclosporine (except eye drops)
- Tacrolimus (except topical)
- Methotrexate
Current use of:
- Prednisone > 40 mg/day or > 80 mg over a 2-day period (or equivalent dose of other corticosteroids)
Sites / Locations
- Viela Bio Investigative Site - 1010
- Viela Bio Investigative Site - 1015Recruiting
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- Viela Bio Investigative Site - 5101
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Arms of the Study
Arm 1
Arm 2
Arm 3
Arm 4
Experimental
Placebo Comparator
Experimental
Placebo Comparator
Inebilizumab, (AChR-Ab+) MG
Placebo, (AChR-Ab+) MG
Inebilizumab, (MuSK-Ab+) MG
Placebo, (MuSK-Ab+) MG
Participants will receive inebilizumab administered intravenously (IV) on Days 1, 15, and 183 of the RCP. Participants who elect to enter the open label phase (OLP) will receive inebilizumab administered IV on OLP Days 1, IV placebo on OLP Day 15 (to avoid potential unblinding), and inebilizumab IV on OLP Days 183, 365, 547, 729, and 911.
Participants will receive placebo administered IV on Days 1, 15, and 183 of the RCP. Participants who elect to enter the OLP will receive inebilizumab administered IV on OLP Days 1,15, 183, 365, 547, 729, and 911.
Participants will receive inebilizumab administered IV on Days 1 and 15 of the RCP. Participants who elect to enter the OLP will receive inebilizumab administered IV on OLP Day 1, IV placebo on OLP Day 15 (to avoid potential unblinding), and inebilizumab IV on OLP Days 183, 365, 547, 729, and 911.
Participants will receive placebo administered IV on Days 1 and 15 of the RCP. Participants who elect to enter the OLP will receive inebilizumab administered IV on OLP Days 1,15, 183, 365, 547, 729, and 911.