Reaction

Mastocytosis reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 458 reports · 7 co-occurring drugs

As of the last recalculation, Mastocytosis appears in 458 FAERS reports alongside 7 co-occurring drug terms. The strongest observed disproportionality signal is AVAPRITINIB (PRR 111.9).

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
Avapritinib28111.9112.1
Omalizumab11076.977.0
Cetirizine Hydrochloride Allergy3353.353.3
Cetirizine Hydrochloride Tablets3353.353.3
Doxepin1045.845.9
Doxepin Hydrochloride1140.540.6
Imatinib Mesylate1627.027.0

Related reactions

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