Reaction

Breakthrough Covid-19 reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 230 reports · 3 co-occurring drugs

As of the last recalculation, Breakthrough Covid-19 appears in 230 FAERS reports alongside 3 co-occurring drug terms. The strongest observed disproportionality signal is BENDAMUSTINE HCL (PRR 80.3).

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
Bendamustine Hcl1380.380.4
Bendamustine Hydrochloride1079.079.0
Nirmatrelvir And Ritonavir915.615.6

Related reactions

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