Reaction

Opisthotonus reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 791 reports · 13 co-occurring drugs

As of the last recalculation, Opisthotonus appears in 791 FAERS reports alongside 13 co-occurring drug terms. The strongest observed disproportionality signal is OXYCODONE HYDROCHLORIDE AND ACETAMINOPHEN (PRR 40.1).

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
Oxycodone Hydrochloride And Acetaminophen12740.140.1
Propofol5139.239.2
Ampicillin928.928.9
Ampicillin Sodium928.928.9
Haloperidol Lactate2224.024.0
Haloperidol2123.323.4
Oxycodone13021.721.7
Nitrofurantoin1219.419.4
Rocuronium Bromide715.815.8
Vigabatrin814.614.6
Risperidone6012.812.8
Sevoflurane412.712.7
Valbenazine33.13.1

Related reactions

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