5‐ASA vs purine antimetabolites
5‐ASA showed no clear difference in clinical relapse compared with purine antimetabolites (low certainty).
- Oral 5‐aminosalicylic acid for maintenance of surgically‐induced remission in Crohn's disease 2019 · Cochrane Headline outcomes onlyRR 0.9 [0.76, 1.07]4 studies · 347 participantsLow