Reaction

Intestinal Fistula reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 1,393 reports · 16 co-occurring drugs

As of the last recalculation, Intestinal Fistula appears in 1,393 FAERS reports alongside 16 co-occurring drug terms. The strongest observed disproportionality signal is AZATHIOPRINE (PRR 25.5).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.
DrugCo-reportsPRRROR
Azathioprine13625.525.5
Vedolizumab12824.324.4
Adalimumab63123.523.6
Mesalamine6417.817.8
Teduglutide1415.715.7
Adalimumab-Fkjp4715.715.7
Adalimumab-Aaty4715.315.3
Adalimumab-Adaz5014.614.7
Infliximab-Dyyb2714.114.1
Mercaptopurine1412.212.2
Regorafenib911.711.7
Infliximab15211.611.6
Ustekinumab649.79.8
Isotretinoin206.16.1
Irinotecan Hydrochloride55.85.8
Risankizumab-Rzaa275.05.0

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.