For patients with refractory seropositive myasthenia gravis who have failed other oral and infusion meds and are dependent on frequent IVIG could efgartigimod be an option to wean off/replace IVIG?  

I think efgartigimod can be considered as an alternative to IVIG in sero-positive generalized MG, especially in patients who experience severe side effects from IVIG or contraindications due to cardiac, renal dysfunction or clotting disorder.One of the proposed mechanisms of IVIG is by overwhelming ...