What do systematic reviews say?

Levamisole vs cyclophosphamide

It is very uncertain whether levamisole changes relapse: at end of therapy compared with cyclophosphamide (very low certainty).

• Non‐corticosteroid immunosuppressive medications for steroid‐sensitive nephrotic syndrome in children 2020 · Cochrane Headline outcomes only
  RR 2.14 [0.22, 20.95]
  2 studies · 97 participants
  Very low