What do systematic reviews say?

Levamisole vs cyclophosphamide

It is very uncertain whether levamisole changes adverse effects: abnormal liver function tests compared with cyclophosphamide (very low certainty).

• Non‐corticosteroid immunosuppressive medications for steroid‐sensitive nephrotic syndrome in children 2020 · Cochrane Headline outcomes only
  RR 0.33 [0.01, 7.72]
  1 study · 40 participants
  Very low