Reaction

Plasmacytosis reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 190 reports · 4 co-occurring drugs

As of the last recalculation, Plasmacytosis appears in 190 FAERS reports alongside 4 co-occurring drug terms. The strongest observed disproportionality signal is METHIMAZOLE (PRR 101.4).

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
Methimazole7101.4101.5
Melphalan1684.084.1
Melphalan Hydrochloride1781.581.5
Thalidomide1962.962.9

Related reactions

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