Reaction

Pre-Engraftment Immune Reaction reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 79 reports · 7 co-occurring drugs

As of the last recalculation, Pre-Engraftment Immune Reaction appears in 79 FAERS reports alongside 7 co-occurring drug terms. The strongest observed disproportionality signal is THIOTEPA (PRR 3,199.8).

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
Thiotepa473,199.83,215.7
Micafungin Sodium443,085.03,101.1
Fludarabine Phosphate642,254.22,257.9
Trimethoprim411,904.11,910.7
Melphalan17250.6250.8
Melphalan Hydrochloride18244.7244.8
Busulfan9169.9170.0

Related reactions

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