Reaction

Piloerection reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 1,076 reports · 13 co-occurring drugs

As of the last recalculation, Piloerection appears in 1,076 FAERS reports alongside 13 co-occurring drug terms. The strongest observed disproportionality signal is ATOMOXETINE HYDROCHLORIDE (PRR 46.2).

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
Atomoxetine Hydrochloride5446.246.3
Buprenorphine Hydrochloride, Naloxone Hydrochloride3428.128.2
Naltrexone2113.413.4
Loperamide Hydrochloride Oral713.313.3
Propofol2111.311.3
Methadone Hydrochloride610.810.8
Cariprazine510.410.4
Ethyl Alcohol1410.110.1
Methadone219.79.7
Isopropyl Alcohol169.39.3
Alcohol147.17.1
Vemurafenib46.56.5
Velpatasvir And Sofosbuvir46.06.0

Related reactions

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