Findings

What do systematic reviews say?

2 questions · 2 findings · 2 reviews · Gut

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 50%Low 0 · 0%Moderate 1 · 50%High 0 · 0%

Oral 5‐aminosalicylic acid vs sulfasalazine

Withdrawals due to adverse events · Patients with quiescent ulcerative colitis

Oral 5‐aminosalicylic acid showed no clear difference in withdrawal due to adverse event compared with sulfasalazine (moderate certainty).

1 finding from 1 review

Oral 5‐aminosalicylic acid for maintenance of remission in ulcerative colitis 2020 · Cochrane Headline outcomes only
RR 1.27 [0.87, 1.87]
10 studies · 1585 participants
Moderate

Azathioprine or 6‐mercaptopurine vs mesalazine or sulfasalazine

Withdrawals due to adverse events · maintenance of remission in Crohn's disease

It is very uncertain whether azathioprine or 6‐mercaptopurine changes withdrawals due to adverse events compared with mesalazine or sulfasalazine (very low certainty).

1 finding from 1 review

Azathioprine or 6‐mercaptopurine for maintenance of remission in Crohn's disease 2015 · Cochrane Headline outcomes only
RR 1.86 [0.87, 3.97]
2 studies · 290 participants
Very low