Reaction

Encephalitis Brain Stem reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 166 reports · 3 co-occurring drugs

As of the last recalculation, Encephalitis Brain Stem appears in 166 FAERS reports alongside 3 co-occurring drug terms. The strongest observed disproportionality signal is AMPICILLIN (PRR 213.4).

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.

Drug	Co-reports	PRR	ROR
Ampicillin	13	213.4	213.8
Ampicillin Sodium	13	213.4	213.8
Gentamicin	9	91.2	91.2

Related reactions

Drug Ineffective
Off Label Use
Death
Nausea
Fatigue

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