Reaction

Systemic Mastocytosis reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 283 reports · 2 co-occurring drugs

As of the last recalculation, Systemic Mastocytosis appears in 283 FAERS reports alongside 2 co-occurring drug terms. The strongest observed disproportionality signal is AVAPRITINIB (PRR 282.8).

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
Avapritinib40282.8283.7
Cladribine1079.379.4

Related reactions

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