Use prior response and relapse frequency to choose maintenance therapy rather than repeating induction indefinitely. Refractory cases may need immunosuppressive escalation, but treatment should still match the clinical pattern.

IVIG maintenance can be scheduled monthly; Steroid-sparing immunosuppressants are used when first-line therapy fails; Refractory cases may receive rituximab or other biologics; Immune checkpoint inhibitor neuropathies can require IVIG or plasma exchange; Some immune neuropathies need immediate escalation