For patients 12 years of age and older living with anti-AChR or anti-MuSK antibody-positive generalized myasthenia gravis (gMG)
IMAAVY + current gMG treatment§:
4.7
average point improvement
in MG-ADL score†
Patients taking placebo + current gMG treatment experienced a 3.3-point improvement on average
Items in the MG-ADL scale include:
IMAAVY + current gMG treatment§:
4.9
average point improvement
in QMG score‡
Patients taking placebo + current gMG treatment experienced a 2.1-point improvement on average
Items in the QMG scale include:
†Measured using the Myasthenia Gravis Activities of Daily Living (MG-ADL) scale, which assesses the impact of gMG on 8 daily-function items that are typically affected in gMG.
‡Measured using the Quantitative Myasthenia Gravis (QMG) scale, which assesses muscle weakness based on 13 items.
§In the study, patients were given IMAAVY + their current gMG treatment or placebo + their current gMG treatment. Current therapies included acetylcholinesterase inhibitors (85%), steroids (66%), or non-steroidal immunosuppressive therapies (54%), taken together or separately.
I’m back to being able to do some MG activities of daily living independently now.
Allison, IMAAVY patient
Allison is a paid spokeswoman for J&J. She was not a clinical trial participant for IMAAVY. In consideration of the time Allison spent participating in this activity, she was paid honoraria by Johnson & Johnson.


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