Reaction

Haptoglobin Abnormal reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 92 reports · 2 co-occurring drugs

As of the last recalculation, Haptoglobin Abnormal appears in 92 FAERS reports alongside 2 co-occurring drug terms. The strongest observed disproportionality signal is ECULIZUMAB (PRR 416.8).

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
Eculizumab48416.8417.2
Ravulizumab588.588.5

Related reactions

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