Reaction

Cerebellar Ataxia reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 950 reports · 19 co-occurring drugs

As of the last recalculation, Cerebellar Ataxia appears in 950 FAERS reports alongside 19 co-occurring drug terms. The strongest observed disproportionality signal is EFAVIRENZ (PRR 67.1).

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
Efavirenz3367.167.3
Isoniazid3650.650.7
Metronidazole Topical9045.645.7
Phenytoin3942.742.7
Metronidazole10339.539.6
Extended Phenytoin Sodium1925.425.4
Nebivolol1622.422.4
Pyrazinamide921.221.2
Thiamine Hydrochloride1119.619.6
Phenobarbital1218.418.4
Lithium Carbonate1317.017.0
Zonisamide1116.516.5
Levetiracetam In Sodium Chloride4914.614.6
Levetiracetam Oral4914.614.6
Levetiracetam Injection4914.614.6
Brivaracetam512.212.2
Dolutegravir Sodium512.212.2
Levetiracetam6411.211.2
Gefitinib37.37.3

Related reactions

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